环境是:一台阿里云服务器, 1台宿主机上跑6台虚拟机服务器,现在要连接阿里云这台服务器,其中宿主机中有4台连接正常,2台不正常,这2台不管理telnet还是ssh都连不到阿里云,但前题是这2台连其它服务器都正常,也包括上网正常,没有任何异样
其中2台不正常的用telnet测试
[root@HN-vm-game-A-201-4 ~]# telnet 120-11-11-154 4505
Trying 120-11-11-154...
telnet: connect to address 120-11-11-154: Connection timed out
阿里云服务器抓包
09:32:34.015890 IP 202.23.12.43.59970 > sz-aliyun-manage-120-11-11-154.4505: Flags [S], seq 2505002715, win 29200, options [mss 1460,sackOK,TS val 37151498 ecr 0,nop,wscale 7], length 0
09:32:35.017327 IP 202.23.12.43.59970 > sz-aliyun-manage-120-11-31-154.4505: Flags [S], seq 2505002715, win 29200, options [mss 1460,sackOK,TS val 37152500 ecr 0,nop,wscale 7], length 0
09:32:37.021295 IP 202.23.12.43.59970 > sz-aliyun-manage-120-11-31-154.4505: Flags [S], seq 2505002715, win 29200, options [mss 1460,sackOK,TS val 37154504 ecr 0,nop,wscale 7], length 0
09:32:41.029130 IP 202.23.12.43.59970 > sz-aliyun-manage-120-11-31-154.4505: Flags [S], seq 2505002715, win 29200, options [mss 1460,sackOK,TS val 37158512 ecr 0,nop,wscale 7], length 0
09:32:49.045036 IP 202.23.12.43.59970 > sz-aliyun-manage-120-11-31-154.4505: Flags [S], seq 2505002715, win 29200, options [mss 1460,sackOK,TS val 37166528 ecr 0,nop,wscale 7], length 0
显示结果,只有发过来的seq请求,没有ack回复,请大神指点一下是哪里可能存在问题
本帖最后由 yan6996 于 2018-8-24 09:48 编辑
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