1	21:50:45.474	'83396050': connect failed [没有连接]
0	21:56:47.365	'83396050': login on TigerWit-Live through DC_H2 (ping: n/a)
0	21:56:49.131	'83396050': previous successful authorization performed from 101.36.110.43
0	21:58:18.443	'83396050': auto connecting to a better access point DC_A1 (ping is 162.27 ms)
0	21:58:19.084	'83396050': login on TigerWit-Live through DC_A1 (ping: 162.27 ms)
0	21:58:20.693	'83396050': previous successful authorization performed from 101.36.110.43
1	22:00:40.876	'83396050': ping failed
1	22:01:03.970	'83396050': connect failed [没有连接]
0	22:02:13.141	'83396050': login on TigerWit-Live through DC_H2 (ping: n/a)
0	22:02:14.751	'83396050': previous successful authorization performed from 101.36.110.43
0	22:03:44.454	'83396050': ping to current access point DC_H2 is 162.18 ms