[{"itemType":"task","number":"1","published_number":"1","title":"1\u8ba1\u7b97\u673a\u7f51\u7edc\u6982\u8ff0","result":"","resultStatus":"","lock":false,"status":"published","taskId":"45909","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"50:55","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"2","published_number":"2","title":"2\u6570\u636e\u901a\u4fe1\u7684\u57fa\u7840\u77e5\u8bc61","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45910","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"48:21","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"3","published_number":"3","title":"3\u6570\u636e\u901a\u4fe1\u7684\u57fa\u7840\u77e5\u8bc62","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45911","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"55:59","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"4","published_number":"4","title":"4\u6570\u636e\u7f16\u7801","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45912","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"43:25","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"5","published_number":"5","title":"5\u7269\u7406\u5c42\u5b9a\u4e49\u3001\u529f\u80fd\u7279\u6027\u4e0e\u534f\u8bae","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45913","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"51:14","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"6","published_number":"6","title":"6\u6570\u636e\u94fe\u8def\u5c42","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45914","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"44:24","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"7","published_number":"7","title":"7\u9762\u5411\u6bd4\u7279\u7684\u94fe\u8def\u5c42\u534f\u8baeHDLC","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45915","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"01:00:02","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"8","published_number":"8","title":"8\u7f51\u7edc\u5c42\u7684\u529f\u80fd\u4e0e\u670d\u52a11","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45916","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:50","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"9","published_number":"9","title":"9\u7f51\u7edc\u5c42\u7684\u529f\u80fd\u4e0e\u670d\u52a12","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45917","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"49:43","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"10","published_number":"10","title":"10\u7f51\u9645\u534f\u8baeIP\u3001ARP\u534f\u8bae","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45918","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"57:02","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"11","published_number":"11","title":"11\u8fd0\u8f93\u5c42\u3001\u5e94\u7528\u5c421","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45919","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"43:22","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"12","published_number":"12","title":"12\u8fd0\u8f93\u5c42\u3001\u5e94\u7528\u5c422","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45920","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"51:03","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"13","published_number":"13","title":"13\u4e07\u7ef4\u7f51\u3001\u5c40\u57df\u7f511","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45921","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"54:50","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"14","published_number":"14","title":"14\u4e07\u7ef4\u7f51\u3001\u5c40\u57df\u7f512","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45922","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"42:38","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"15","published_number":"15","title":"15\u4e07\u7ef4\u7f51\u3001\u5c40\u57df\u7f513","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45923","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"48:40","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"16","published_number":"16","title":"16\u4e07\u7ef4\u7f51\u3001\u5c40\u57df\u7f514","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45924","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"01:07:56","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"17","published_number":"17","title":"17\u7f51\u7edc\u4e92\u8054\u4e0eInternet1","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45925","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"44:16","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"18","published_number":"18","title":"18\u7f51\u7edc\u4e92\u8054\u4e0eInternet2","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45926","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"46:25","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"19","published_number":"19","title":"19\u7f51\u7edc\u7ba1\u7406","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45927","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"47:12","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"20","published_number":"20","title":"20\u7f51\u7edc\u7cfb\u7edf\u96c6\u6210","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45928","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:03","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"21","published_number":"21","title":"21\u9632\u706b\u5899","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45929","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"45:35","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"22","published_number":"22","title":"22\u8ba1\u7b97\u673a\u75c5\u6bd2\u9632\u6cbb","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45930","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"57:03","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1},{"itemType":"task","number":"23","published_number":"23","title":"\u8ba1\u7b97\u673a\u7f51\u7edc\u6280\u672f\u6d4b\u8bd5\u5377","result":"","resultStatus":"","lock":true,"status":"published","taskId":"45931","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"01:00:00","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true,"itemNum":0,"inChapter":1}]