{
"id": "20",
"isDefault": "1",
"learnMode": "freeMode",
"isMember": "",
"status": "published",
"currentTaskId": "",
"isHideUnpublish": "0"
}
{
"i18nChapterName": "章",
"i18nUnitName": "节",
"i18nLessonName": "课时",
"i18nTaskName":"任务"
}
[{"itemType":"unit","number":"1","published_number":0,"title":"\u534e\u4e3a\u4e0e\u601d\u79d1\u7684\u76f8\u7231\u76f8\u6740","result":"","resultStatus":"","lock":"","status":"published","taskId":"566","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"1","published_number":"1","title":"\u5148\u81ea\u6211\u4ecb\u7ecd\u4e00\u4e0b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"875","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"08:18","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"2","published_number":"2","title":"\u7b2c\u4e00\u5e55-\u6614\u65e5\u738b\u8005","result":"","resultStatus":"","lock":false,"status":"published","taskId":"878","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"21:22","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"3","published_number":"3","title":"\u7b2c\u4e8c\u5e55-\u6765\u81ea\u4e1c\u65b9\u7684\u72fc","result":"","resultStatus":"","lock":false,"status":"published","taskId":"881","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"07:53","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"4","published_number":"4","title":"\u7b2c\u4e09\u5e55-\u4e16\u7eaa\u4e4b\u6218","result":"","resultStatus":"","lock":false,"status":"published","taskId":"884","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:26","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"5","published_number":"5","title":"\u7b2c\u56db\u5e55-\u6c11\u65cf\u82f1\u96c4","result":"","resultStatus":"","lock":false,"status":"published","taskId":"887","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"16:28","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"6","published_number":"6","title":"\u534e\u4e3a\u8ba4\u8bc1\u7684\u5b66\u4e60\u65b9\u6cd5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"890","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"17:35","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"2","published_number":0,"title":"\u7f51\u7edc\u6539\u53d8\u751f\u6d3b\uff0c\u6211\u4eec\u5b66\u7f51\u7edc\u80fd\u6539\u53d8\u4ec0\u4e48\uff1f","result":"","resultStatus":"","lock":"","status":"published","taskId":"570","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"7","published_number":"7","title":"\u7ebf\u4e0b\u5b9e\u8bad\u57fa\u5730","result":"","resultStatus":"","lock":false,"status":"published","taskId":"893","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"05:34","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"8","published_number":"8","title":"\u7f51\u7edc\u6539\u53d8\u751f\u6d3b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"896","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"09:46","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"9","published_number":"9","title":"\u7f51\u7edc\u201c\u653b\u57ce\u72ee\u201d\u662f\u5e72\u4ec0\u4e48\u7684\uff1f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"899","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:13","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"10","published_number":"10","title":"\u4ec0\u4e48\u662f\u7cfb\u7edf\u96c6\u6210\u9879\u76ee\uff1f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"902","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"25:47","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"11","published_number":"11","title":"\u5e38\u89c1\u7684\u7f51\u7edc\u7c7b\u578b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"905","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"19:03","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"12","published_number":"12","title":"\u534e\u4e3a\u8ba4\u8bc1\u5982\u4f55\u5b66\u4e60","result":"","resultStatus":"","lock":false,"status":"published","taskId":"908","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:57","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"3","published_number":0,"title":"\u7f51\u7edc\u4e2d\u7684\u6570\u636e\u662f\u5982\u4f55\u6d41\u6dcc\u7684\uff1f","result":"","resultStatus":"","lock":"","status":"published","taskId":"622","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"13","published_number":"13","title":"\u7f51\u7edc\u662f\u5982\u4f55\u8fde\u63a5\u8d77\u6765\u7684","result":"","resultStatus":"","lock":false,"status":"published","taskId":"911","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"23:44","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"14","published_number":"14","title":"IP\u5730\u5740\u4e0eMAC\u5730\u5740","result":"","resultStatus":"","lock":false,"status":"published","taskId":"914","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"26:04","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"15","published_number":"15","title":"\u6570\u636e\u901a\u4fe1\u8fc7\u7a0b\u8be6\u89e3","result":"","resultStatus":"","lock":false,"status":"published","taskId":"917","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"27:28","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"16","published_number":"16","title":"\u6570\u636e\u6293\u5305\u89e3\u8bfb","result":"","resultStatus":"","lock":false,"status":"published","taskId":"920","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"10:43","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"4","published_number":0,"title":" \u6982\u5ff5\uff1aIP\u662f\u4ec0\u4e48\uff1f\u4e0eMAC\u6709\u4ec0\u4e48\u533a\u522b","result":"","resultStatus":"","lock":"","status":"published","taskId":"642","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"17","published_number":"17","title":"IP\u5730\u5740\u662f\u4ec0\u4e48\uff1f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"923","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"18:09","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"18","published_number":"18","title":"\u4e8c\u8fdb\u5236\u8f6c\u6362","result":"","resultStatus":"","lock":false,"status":"published","taskId":"926","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"06:46","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"19","published_number":"19","title":"\u5982\u4f55\u770b\u61c2IP\u5730\u5740","result":"","resultStatus":"","lock":false,"status":"published","taskId":"929","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"26:03","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"20","published_number":"20","title":"IP\u5730\u5740\u7684\u5206\u7c7b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"932","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"15:17","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"21","published_number":"21","title":"IP\u5730\u5740\u914d\u7f6e\u7ec3\u4e60","result":"","resultStatus":"","lock":false,"status":"published","taskId":"935","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:59","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"5","published_number":0,"title":" \u6280\u672f\u70b9\uff1a\u7f51\u7edc\u5207\u86cb\u7cd5\uff0cIP\u7684\u7f16\u5740\u4e0e\u89c4\u5212","result":"","resultStatus":"","lock":"","status":"published","taskId":"666","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"22","published_number":"22","title":"VLSM\u6280\u672f\u5f15\u5165","result":"","resultStatus":"","lock":false,"status":"published","taskId":"938","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"11:58","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"23","published_number":"23","title":"\u5982\u4f55\u8fdb\u884c\u5b50\u7f51\u5212\u5206","result":"","resultStatus":"","lock":false,"status":"published","taskId":"941","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"26:21","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"24","published_number":"24","title":"\u5b50\u7f51\u5212\u5206\u6848\u4f8b\uff08\u5c0f\u578b\u7f51\u7edc\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"944","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"15:15","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"25","published_number":"25","title":"\u91d1\u878d\u7f51\u7edc\u5168\u56fd\u5b50\u7f51\u5212\u5206\u6848\u4f8b\uff08\u5927\u578b\u7f51\u7edc\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"947","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"34:12","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"6","published_number":0,"title":"\u5b9e\u6218\uff1a\u4f01\u4e1a\u7f51\u7edc\u4e0e\u5bb6\u5ead\u7f51\u7edc\u6709\u4ec0\u4e48\u533a\u522b","result":"","resultStatus":"","lock":"","status":"published","taskId":"686","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"26","published_number":"26","title":"\u5bb6\u5ead\u7f51\u7edc\u7684\u7ed3\u6784","result":"","resultStatus":"","lock":false,"status":"published","taskId":"950","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:13","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"27","published_number":"27","title":"\u4f01\u4e1a\u7f51\u7edc\u7684\u7ed3\u6784","result":"","resultStatus":"","lock":false,"status":"published","taskId":"953","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"19:22","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"28","published_number":"28","title":"\u4f01\u4e1a\u7684\u673a\u623f\uff08\u6570\u636e\u4e2d\u5fc3\uff09\u662f\u4ec0\u4e48\u6837\u7684\uff1f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"956","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"27:24","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"29","published_number":"29","title":"\u4f01\u4e1a\u4e2d\u7684\u7f51\u7edc\u8bbe\u5907\u4e0e\u62d3\u6251\u7ed3\u6784","result":"","resultStatus":"","lock":false,"status":"published","taskId":"959","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"25:49","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"7","published_number":0,"title":"\u6982\u5ff5\uff1a\u7f51\u7edc\u4e2d\u7684\u201c\u4e50\u9ad8\u201d\u6a21\u578b\uff0cOSI\u4e03\u5c42","result":"","resultStatus":"","lock":"","status":"published","taskId":"706","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"30","published_number":"30","title":"\u4ec0\u4e48\u662f\u53c2\u8003\u6a21\u578b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"962","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"13:37","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"31","published_number":"31","title":"OSI\u4e03\u5c42\u6a21\u578b\u6709\u54ea\u4e03\u5c42","result":"","resultStatus":"","lock":false,"status":"published","taskId":"965","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"11:16","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"32","published_number":"32","title":"OSI\u4e03\u5c42\u5177\u4f53\u529f\u80fd","result":"","resultStatus":"","lock":false,"status":"published","taskId":"968","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"15:57","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"33","published_number":"33","title":"TCP-IP\u53c2\u8003\u6a21\u578b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"971","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:44","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"34","published_number":"34","title":"\u6570\u636e\u7684\u4f20\u8f93\u8fc7\u7a0b","result":"","resultStatus":"","lock":false,"status":"published","taskId":"974","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"11:41","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"35","published_number":"35","title":"\u6848\u4f8b\u5206\u6790-\u6570\u636e\u6293\u5305\u67e5\u770b\u4e03\u5c42","result":"","resultStatus":"","lock":false,"status":"published","taskId":"977","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"08:14","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"8","published_number":0,"title":"\u5b9e\u6218\uff1a\u5de5\u7a0b\u5e08\u7684\u201c\u73a9\u5177\u201d\uff0c\u8bbe\u5907\u3001\u7ebf\u7f06\u3001\u5de5\u5177","result":"","resultStatus":"","lock":"","status":"published","taskId":"734","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"36","published_number":"36","title":"\u7f51\u7edc\u201c\u653b\u57ce\u72ee\u201d\u662f\u4ec0\u4e48\u6837\u7684\u804c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"980","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:47","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"37","published_number":"37","title":"\u5de5\u7a0b\u5e08\u51fa\u95e8\u5fc5\u5907\u5de5\u5177","result":"","resultStatus":"","lock":false,"status":"published","taskId":"983","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"10:06","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"38","published_number":"38","title":"Secure CRT\u9c9c\u4e3a\u4eba\u77e5\u7684\u529f\u80fd","result":"","resultStatus":"","lock":false,"status":"published","taskId":"986","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"44:40","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"39","published_number":"39","title":"MS-Visio\u7684\u6848\u4f8b\u5206\u4eab","result":"","resultStatus":"","lock":false,"status":"published","taskId":"989","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:36","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"9","published_number":0,"title":"\u6982\u5ff5\uff1a\u4ee5\u592a\u7f51\u662f\u4ec0\u4e48\uff1f\u82f1\u7279\u7f51\u7684\u5144\u5f1f\uff1f","result":"","resultStatus":"","lock":"","status":"published","taskId":"754","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"40","published_number":"40","title":"\u4ee5\u592a\u7f51\u5230\u5e95\u662f\u4e0d\u662f\u82f1\u7279\u7f51\u7684\u5144\u5f1f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"992","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"08:37","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"41","published_number":"41","title":"\u4ee5\u592a\u7f51\u7684\u4ecb\u8d28\u7c7b\u578b\uff1a\u94dc\u7f06\u3001\u7535\u7f06\u3001\u5149\u7f06\u3001\u65e0\u7ebf","result":"","resultStatus":"","lock":false,"status":"published","taskId":"995","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"22:20","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"42","published_number":"42","title":"\u4ee5\u592a\u7f51\u7684\u5de5\u4f5c\u539f\u7406","result":"","resultStatus":"","lock":false,"status":"published","taskId":"998","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"29:25","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"10","published_number":0,"title":"\u6280\u672f\u70b9\uff1aVLAN\uff08\u865a\u62df\u5c40\u57df\u7f51\uff09\u6280\u672f","result":"","resultStatus":"","lock":"","status":"published","taskId":"770","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"43","published_number":"43","title":"\u4f20\u7edf\u4ea4\u6362\u7684\u51b2\u7a81\u57df\u95ee\u9898","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1001","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:53","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"44","published_number":"44","title":"\u4ee5\u592a\u7f51\u4ea4\u6362\u673a\u7684\u539f\u7406\u590d\u4e60","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1004","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"13:49","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"45","published_number":"45","title":"\u8c08\u8c08VLAN\u6280\u672f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1007","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"38:11","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"46","published_number":"46","title":"VLAN\u6280\u672f\u7684\u64cd\u4f5c\u6f14\u793a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1010","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"30:16","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"11","published_number":0,"title":"\u6280\u672f\u70b9\uff1aSTP\uff08\u751f\u6210\u6811\u534f\u8bae\uff09\u6280\u672f","result":"","resultStatus":"","lock":"","status":"published","taskId":"790","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"47","published_number":"47","title":"VLAN\u6280\u672f\u590d\u4e60","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1013","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:39","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"48","published_number":"48","title":"\u4e3a\u4ec0\u4e48\u9700\u8981STP\u6280\u672f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1016","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:13","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"49","published_number":"49","title":"\u751f\u6210\u6811\u7b97\u6cd5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1019","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"11:26","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"50","published_number":"50","title":"\u751f\u6210\u6811\u9009\u4e3e\u7ec3\u4e60","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1022","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"21:38","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"51","published_number":"51","title":"\u751f\u6210\u6811\u5b9e\u9a8c\u6f14\u793a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1025","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"27:42","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"12","published_number":0,"title":"\u5b9e\u6218\uff1a\u4f01\u4e1a\u7f51\u7edc\u4e2d\u7684\u4ea4\u6362\u7f51\u7edc\u8bbe\u8ba1","result":"","resultStatus":"","lock":"","status":"published","taskId":"814","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"52","published_number":"52","title":"STP\u6280\u672f\u590d\u4e60","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1028","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"33:20","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"53","published_number":"53","title":"\u4f01\u4e1a\u4e2d\u4e0d\u65ad\u5347\u7ea7\u7684\u4e1a\u52a1\u9700\u6c42","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1031","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:54","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"54","published_number":"54","title":"\u5982\u4f55\u8fdb\u884c\u4f01\u4e1a\u4ea4\u6362\u7f51\u7edc\u7684\u8bbe\u8ba1","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1034","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"24:17","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"13","published_number":0,"title":"\u6982\u5ff5\uff1a\u4ec0\u4e48\u662f\u8def\u7531\uff1f","result":"","resultStatus":"","lock":"","status":"published","taskId":"830","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"55","published_number":"55","title":"\u8def\u7531\u5668\u662f\u4ec0\u4e48\uff1f\u8def\u7531\u662f\u4ec0\u4e48\uff1f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1037","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"16:22","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"56","published_number":"56","title":"\u8def\u7531\u8868\u600e\u4e48\u6765\u7684\uff1f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1040","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:34","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"57","published_number":"57","title":"\u8def\u7531\u534f\u8bae\u4ecb\u7ecd","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1043","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"13:00","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"58","published_number":"58","title":"\u8def\u7531\u5b9e\u9a8c\u6f14\u793a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1046","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"22:31","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"59","published_number":"59","title":"\u8def\u7531\u9009\u8def\u4e09\u539f\u5219","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1049","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"01:26:32","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"14","published_number":0,"title":"\u6280\u672f\u70b9\uff1a\u9759\u6001\u8def\u7531\u4e0e\u73b0\u7f51\u64cd\u4f5c","result":"","resultStatus":"","lock":"","status":"published","taskId":"854","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"60","published_number":"60","title":"\u9759\u6001\u8def\u7531\u7684\u914d\u7f6e","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1052","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"11:28","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"61","published_number":"61","title":"\u9759\u6001\u8def\u7531\u7684\u914d\u7f6e\u5173\u952e","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1055","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:01","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"62","published_number":"62","title":"\u9759\u6001\u8def\u7531\u7684\u8d1f\u8f7d\u5206\u62c5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1058","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"08:32","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"63","published_number":"63","title":"\u9759\u6001\u8def\u7531\u7684\u5907\u4efd\uff08\u6d6e\u52a8\u9759\u6001\u8def\u7531\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1061","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"13:57","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"64","published_number":"64","title":"\u9759\u6001\u9ed8\u8ba4\u8def\u7531\u7684\u5e94\u7528\u573a\u666f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1064","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"17:46","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"15","published_number":0,"title":" \u6280\u672f\u70b9\uff1a\u8def\u7531\u534f\u8bae\u7684\u6982\u5ff5","result":"","resultStatus":"","lock":"","status":"published","taskId":"878","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"65","published_number":"65","title":"\u9759\u6001\u8def\u7531\u5b9e\u9a8c\u6f14\u793a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1067","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"31:11","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"66","published_number":"66","title":"\u8def\u7531\u534f\u8bae\u6982\u5ff5\u5f15\u5165","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1070","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:49","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"67","published_number":"67","title":"\u7528\u5b9e\u9a8c\u7406\u89e3\u8def\u7531\u534f\u8bae","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1073","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"25:36","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"16","published_number":0,"title":" \u6280\u672f\u70b9\uff1aRIP\u534f\u8bae","result":"","resultStatus":"","lock":"","status":"published","taskId":"894","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"68","published_number":"68","title":"RIP\u534f\u8bae\u57fa\u672c\u6982\u5ff5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1076","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"23:04","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"69","published_number":"69","title":"RIP\u534f\u8bae\u7684\u9632\u6b62\u73af\u8def\u673a\u5236","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1079","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:22","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"70","published_number":"70","title":"RIP\u534f\u8bae\u7684\u5b9e\u9a8c\u6f14\u793a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1082","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:40","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"71","published_number":"71","title":"RIP\u534f\u8bae\u9ad8\u7ea7\u7279\u6027","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1085","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"25:09","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"17","published_number":0,"title":"\u6280\u672f\u70b9\uff1aOSPF\u534f\u8bae","result":"","resultStatus":"","lock":"","status":"published","taskId":"914","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"72","published_number":"72","title":"RIP\u534f\u8bae\u590d\u4e60\u5b9e\u9a8c","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1088","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"27:52","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"73","published_number":"73","title":"OSPF\u534f\u8bae\u6982\u5ff5\u4ecb\u7ecd","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1091","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"31:51","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"74","published_number":"74","title":"\u901a\u8fc7\u5b9e\u9a8c\u7406\u89e3OSP","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1094","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"39:00","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"18","published_number":0,"title":" \u5b9e\u6218\uff1a\u4f01\u4e1a\u7f51\u4e2d\u7684\u8def\u7531\u6280\u672f\u5e94\u7528","result":"","resultStatus":"","lock":"","status":"published","taskId":"930","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"75","published_number":"75","title":"OSPF\u534f\u8bae\u590d\u4e60","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1097","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"28:52","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"76","published_number":"76","title":"\u4f01\u4e1a\u7f51\u7edc\u8def\u7531\u8bbe\u8ba1","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1100","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"30:17","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"77","published_number":"77","title":"\u4f01\u4e1a\u7f51\u7edc\u7efc\u5408\u5b9e\u9a8c\uff08\u521d\u7bc7\uff09","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1103","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"29:03","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"19","published_number":0,"title":"\u6982\u5ff5\uff1a\u61c2\u4e86\u5c40\u57df\u7f51\uff0c\u8be5\u4e86\u89e3\u4e0b\u5e7f\u57df\u7f51\u4e86","result":"","resultStatus":"","lock":"","status":"published","taskId":"946","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"78","published_number":"78","title":"\u4f01\u4e1a\u5185\u7f51\u9700\u6c42\u4e0e\u5916\u7f51\u9700\u6c42","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1106","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"24:35","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"79","published_number":"79","title":"\u8fd0\u8425\u5546\u7f51\u7edc\u7ed3\u6784","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1109","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"19:56","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"80","published_number":"80","title":"\u6700\u540e\u4e00\u516c\u91cc\u6280\u672f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1112","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"22:22","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"81","published_number":"81","title":"\u63a5\u5165\u6280\u672f\u4e0e\u94fe\u8def\u5c42\u534f\u8bae\u7684\u5173\u7cfb","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1115","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"19:13","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"20","published_number":0,"title":" \u6280\u672f\u70b9\uff1a\u5230\u5e95\u5982\u4f55\u4e0a\u7f51\uff1fNAT+PPPoE\u6280\u672f","result":"","resultStatus":"","lock":"","status":"published","taskId":"966","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"82","published_number":"82","title":"\u5e7f\u57df\u7f51\u6982\u5ff5\u590d\u4e60","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1118","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"37:13","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"83","published_number":"83","title":"PPPoE\u662f\u4ec0\u4e48\u539f\u7406","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1121","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"22:32","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"84","published_number":"84","title":"NAT\u6982\u5ff5\u4e0eEasy NAT\u7684\u64cd\u4f5c","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1124","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"33:29","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"21","published_number":0,"title":" VPN\uff1f\u79d1\u5b66\u4e0a\u7f51\uff1f\u8fd8\u6709\u8fd9\u79cd\u64cd\u4f5c","result":"","resultStatus":"","lock":"","status":"published","taskId":"982","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"85","published_number":"85","title":"VPN\u8d77\u6e90\u4e8e\u7ffb\u5899\uff1f","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1127","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"16:01","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"86","published_number":"86","title":"GRE VPN\u6280\u672f\u4ecb\u7ecd","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1130","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"35:32","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"87","published_number":"87","title":"GRE VPN\u5b9e\u9a8c\u64cd\u4f5c","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1133","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"33:35","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"22","published_number":0,"title":"\u5b9e\u6218\uff1a\u7efc\u5408\u5b9e\u9a8c\u6f14\u793a","result":"","resultStatus":"","lock":"","status":"published","taskId":"998","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"88","published_number":"88","title":"\u7efc\u5408\u5b9e\u9a8c\u9700\u6c42\u5206\u6790","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1136","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"33:06","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"89","published_number":"89","title":"\u7efc\u5408\u5b9e\u9a8c\u64cd\u4f5c\u6f14\u793a1","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1139","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"29:39","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"90","published_number":"90","title":"\u7efc\u5408\u5b9e\u9a8c\u64cd\u4f5c\u6f14\u793a2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1142","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"25:26","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"unit","number":"23","published_number":0,"title":"\u5b9e\u9a8c\uff1a\u7efc\u5408\u5b9e\u9a8c\u8be6\u89e3","result":"","resultStatus":"","lock":"","status":"published","taskId":"1014","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"91","published_number":"91","title":"\u7efc\u5408\u5b9e\u9a8c\u603b\u7ed3","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1145","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"35:18","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"92","published_number":"92","title":"HCNA\u7efc\u5408\u6f14\u793a1","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1148","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"40:38","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false},{"itemType":"task","number":"93","published_number":"93","title":"HCNA\u7efc\u5408\u6f14\u793a2","result":"","resultStatus":"","lock":false,"status":"published","taskId":"1151","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"25:12","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"startTime":false,"taskStartTime":false}]
