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我们在工作现场有台DELL工作站,安装的是Ubuntu系统,有个软件控制现场的设备,网卡是eth1 (设置了, IP, netmask)。
另一张网卡,eth0(设置了,IP,netmask, gateway, DNS),连接到本地的局域网,通过局域网上网,并可以远程登录这台Ubuntu电脑。
两年一直运行正常,最近,不知道是局域网内其他电脑中了病毒还是,ubuntu电脑中了病毒。ubuntu电脑一连局域网,局域网内的其他电脑都不能上网了,把网线从ubuntu电脑上拔下来,问题马上没有了。
请教,这是什么问题?如何判断?如何解决?
ims@acmims1:~$ arp -a
netSP1 (172.25.4.1) at 00:50:c2:3e:ba:92 [ether] on eth1
netSP2 (172.25.4.2) at 00:50:c2:3e:ba:a3 [ether] on eth1
? (10.51.50.1) at 70:7b:e8:76:5d:b3 [ether] on eth0
netSP4 (172.25.4.4) at 00:50:c2:3e:ba:90 [ether] on eth1
netSP4 (172.25.4.4) at 00:50:c2:3e:ba:90 [ether] on eth1
ims@acmims1:~$ arp -a
? (10.51.50.110) at 00:0b:ab:38:13:51 [ether] on eth0
netSP1 (172.25.4.1) at 00:50:c2:3e:ba:92 [ether] on eth1
netSP2 (172.25.4.2) at 00:50:c2:3e:ba:a3 [ether] on eth1
? (10.51.50.1) at 70:7b:e8:76:5d:b3 [ether] on eth0
netSP4 (172.25.4.4) at 00:50:c2:3e:ba:90 [ether] on eth1
ims@acmims1:~$ arp -a
? (10.51.50.110) at 00:0b:ab:38:13:51 [ether] on eth0
netSP1 (172.25.4.1) at 00:50:c2:3e:ba:92 [ether] on eth1
netSP2 (172.25.4.2) at 00:50:c2:3e:ba:a3 [ether] on eth1
? (10.51.50.1) at 70:7b:e8:76:5d:b3 [ether] on eth0
netSP4 (172.25.4.4) at 00:50:c2:3e:ba:90 [ether] on eth1
i
ims@acmims1:~$ arp -a
netSP1 (172.25.4.1) at 00:50:c2:3e:ba:92 [ether] on eth1
netSP2 (172.25.4.2) at 00:50:c2:3e:ba:a3 [ether] on eth1
? (10.51.50.1) at 70:7b:e8:76:5d:b3 [ether] on eth0
netSP4 (172.25.4.4) at 00:50:c2:3e:ba:90 [ether] on eth1
ims@acmims1:~$
如果能帮我们解决的话,我承诺有一定的答谢。 |
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