1	21:50:44.407	'83396050': ping failed
1	21:50:44.673	'83396050': connect failed [没有连接]
0	21:55:10.920	'83396050': login on TigerWit-Live through DC_H1 (ping: n/a)
0	21:55:12.826	'83396050': previous successful authorization performed from 103.233.11.57
0	21:56:51.081	'83396050': auto connecting to a better access point DC_H2 (ping is 184.34 ms)
0	21:56:52.065	'83396050': login on TigerWit-Live through DC_H2 (ping: 184.34 ms)
0	21:56:53.925	'83396050': previous successful authorization performed from 103.233.11.57
1	22:00:51.842	'83396050': connect failed [没有连接]
0	22:02:00.924	'83396050': login on TigerWit-Live through DC_A1 (ping: n/a)
0	22:02:02.814	'83396050': previous successful authorization performed from 103.233.11.57
0	22:03:41.069	'83396050': ping to current access point DC_A1 is 184.84 ms