1	21:50:33.073	'83396050': connect failed [没有连接]
0	21:56:28.058	'83396050': login on TigerWit-Live through DC_A1 (ping: n/a)
0	21:56:29.823	'83396050': previous successful authorization performed from 101.36.110.43
0	21:58:00.183	'83396050': auto connecting to a better access point DC_H2 (ping is 161.59 ms)
0	21:58:00.714	'83396050': login on TigerWit-Live through DC_H2 (ping: 161.59 ms)
0	21:58:02.370	'83396050': previous successful authorization performed from 101.36.110.43
1	22:00:42.573	'83396050': ping failed
1	22:00:53.698	'83396050': connect failed [没有连接]
0	22:01:59.823	'83396050': login on TigerWit-Live through DC_A1 (ping: n/a)
0	22:02:01.480	'83396050': previous successful authorization performed from 101.36.110.43
0	22:03:32.183	'83396050': ping to current access point DC_A1 is 162.49 ms