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Item ID 2527917 in Category: Internet Services - Chat & Forums

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如何判断服务器是否被CC攻击?


如何判断服务器是否被CC攻击?
很多时候,网站变得异常缓慢,甚至频繁出现502错误,这通常意味着服务器遭受了CC攻击。那么,如何判断服务器是否被CC攻击呢?
使用以下指令可以获取相关信息:
netstat -n | awk '/^tcp/ {++S[$NF]} END {for(a in S) print a, S[a]}'
返回结果:
LAST_ACK 14
SYN_RECV 348
ESTABLISHED 70
FIN_WAIT1 229
FIN_WAIT2 30
CLOSING 33
TIME_WAIT 18122

重点观察以下数值:
SYN_RECV 大于50
TIME_WAIT 大于500
ESTABLISHED 大于500

需要服务器搭建VPN的可以联系我!!!
TG:@cdncloudxiaoyun


Target State: All States
Target City : All Cities
Last Update : 25 March 2025 8:23 AM
Number of Views: 39
Item  Owner  : xiaoyun
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