1	21:50:39.490	'83396050': ping failed
1	21:50:39.771	'83396050': connect failed [没有连接]
0	21:56:55.102	'83396050': login on TigerWit-Live through DC_A1 (ping: n/a)
0	21:56:57.321	'83396050': previous successful authorization performed from 103.233.11.58
0	21:59:08.234	'83396050': auto connecting to a better access point DC_H2 (ping is 176.15 ms)
0	21:59:09.312	'83396050': login on TigerWit-Live through DC_H2 (ping: 176.15 ms)
0	21:59:11.437	'83396050': previous successful authorization performed from 103.233.11.58
1	22:00:50.598	'83396050': connect failed [没有连接]
0	22:02:01.086	'83396050': login on TigerWit-Live through DC_A1 (ping: n/a)
0	22:02:03.446	'83396050': previous successful authorization performed from 103.233.11.58
0	22:04:15.234	'83396050': ping to current access point DC_A1 is 176.84 ms