1	21:50:40.221	'83396050': connect failed [没有连接]
0	21:56:35.237	'83396050': login on TigerWit-Live through DC_A1 (ping: n/a)
0	21:56:37.112	'83396050': previous successful authorization performed from 101.36.110.43
0	21:58:08.440	'83396050': auto connecting to a better access point DC_H2 (ping is 183.86 ms)
0	21:58:09.112	'83396050': login on TigerWit-Live through DC_H2 (ping: 183.86 ms)
0	21:58:10.893	'83396050': previous successful authorization performed from 101.36.110.43
1	22:00:51.096	'83396050': ping failed
1	22:00:54.221	'83396050': connect failed [没有连接]
0	22:02:00.080	'83396050': login on TigerWit-Live through DC_A1 (ping: n/a)
0	22:02:01.846	'83396050': previous successful authorization performed from 101.36.110.43
0	22:03:32.440	'83396050': ping to current access point DC_A1 is 183.88 ms