1	21:50:36.139	'83396050': connect failed [没有连接]
0	21:54:21.306	'83396050': login on TigerWit-Live through DC_H2 (ping: n/a)
0	21:54:23.025	'83396050': previous successful authorization performed from 103.233.11.57
0	21:55:50.638	'83396050': auto connecting to a better access point DC_H1 (ping is 185.74 ms)
0	21:55:51.498	'83396050': login on TigerWit-Live through DC_H1 (ping: 185.74 ms)
0	21:55:53.123	'83396050': previous successful authorization performed from 103.233.11.57
1	22:00:54.543	'83396050': connect failed [没有连接]
0	22:02:08.219	'83396050': login on TigerWit-Live through DC_B1 (ping: n/a)
0	22:02:09.750	'83396050': previous successful authorization performed from 103.233.11.57
0	22:03:37.660	'83396050': ping to current access point DC_B1 is 186.62 ms