1	21:50:34.444	'83396050': ping failed
1	21:50:34.741	'83396050': connect failed [没有连接]
0	21:56:38.977	'83396050': login on TigerWit-Live through DC_A1 (ping: n/a)
0	21:56:40.852	'83396050': previous successful authorization performed from 103.233.11.57
0	21:58:19.169	'83396050': auto connecting to a better access point DC_H2 (ping is 184.11 ms)
0	21:58:20.169	'83396050': login on TigerWit-Live through DC_H2 (ping: 184.11 ms)
0	21:58:22.013	'83396050': previous successful authorization performed from 103.233.11.57
1	22:01:00.427	'83396050': connect failed [没有连接]
0	22:02:14.977	'83396050': login on TigerWit-Live through DC_A1 (ping: n/a)
0	22:02:16.837	'83396050': previous successful authorization performed from 103.233.11.57
0	22:03:55.170	'83396050': ping to current access point DC_A1 is 184.94 ms