jovi显示服务器获取失败,服务器受到攻击

持续了几个小时,有没有限制相同的ip在一定时间内的连接次数的办法。2015-06-01 22:04:42   SMTP Server: 221.220.121.102 connected2015-06-01 22:04:43   SMTP Server: 221.220.121.102 disconnected. 0 message received2015-06-01 22:04:50 ...显示全部

持续了几个小时,有没有限制相同的ip在一定时间内的连接次数的办法。

2015-06-01 22:04:42   SMTP Server: 221.220.121.102 connected

2015-06-01 22:04:43   SMTP Server: 221.220.121.102 disconnected. 0 message received

2015-06-01 22:04:50   SMTP Server: 221.220.121.102 connected

2015-06-01 22:04:50   SMTP Server: 221.220.121.102 disconnected. 0 message received

2015-06-01 22:04:57   SMTP Server: 221.220.121.102 connected

2015-06-01 22:04:57   SMTP Server: 221.220.121.102 disconnected. 0 message received

2015-06-01 22:05:07   SMTP Server: 221.220.121.102 connected

2015-06-01 22:05:07   SMTP Server: 221.220.121.102 disconnected. 0 message received

2015-06-01 22:05:22   SMTP Server: 221.220.121.102 connected

2015-06-01 22:05:23   SMTP Server: 221.220.121.102 disconnected. 0 message received

2015-06-01 22:05:39   SMTP Server: 221.220.121.102 connected

2015-06-01 22:05:39   SMTP Server: 221.220.121.102 disconnected. 0 message received

2015-06-01 22:06:00   SMTP Server: 221.220.121.102 connected

2015-06-01 22:06:00   SMTP Server: 221.220.121.102 disconnected. 0 message received

2015-06-01 22:06:13   SMTP Server: 221.220.121.102 connected

2015-06-01 22:06:13   SMTP Server: 221.220.121.102 disconnected. 0 message received

2015-06-01 22:06:22   SMTP Server: 221.220.121.102 connected

2015-06-01 22:06:22   SMTP Server: 221.220.121.102 disconnected. 0 message received

2015-06-01 22:06:38   SMTP Server: 221.220.121.102 connected

2015-06-01 22:06:38   SMTP Server: 221.220.121.102 disconnected. 0 message received

2015-06-01 22:06:45   SMTP Server: 221.220.121.102 connected收起