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环境说明: Centos4.4, Dell PowerEdge 2850, 10/100/1000M自适应网卡 2块, Cisco 2960 交换机(接内网用)\r\n\r\n应用要求: 一块网卡连接内网,配一个内网IP,接收内网数据; 另一块接外网,配一个公网IP,接收公网数据。\r\n\r\n碰到问题: 连接内网的网卡在联通一段时间后,会频繁规律性断线,恢复方法只有把服务器端的网线拔了再重新插上,但过一段时间又会出现该情况(重新插上网线过一天就会出现....)。\r\n(/var/log/message:\r\n..........\r\nDec 20 11:49:36 localhost kernel: e1000: eth0: e1000_watchdog_task: NIC Link is Up 100 Mbps Full Duplex\r\nDec 20 11:49:37 localhost kernel: e1000: eth0: e1000_watchdog_task: NIC Link is Down\r\nDec 20 11:49:39 localhost kernel: e1000: eth0: e1000_watchdog_task: NIC Link is Up 100 Mbps Full Duplex\r\nDec 20 11:49:40 localhost kernel: e1000: eth0: e1000_watchdog_task: NIC Link is Down\r\nDec 20 11:49:41 localhost kernel: e1000: eth0: e1000_watchdog_task: NIC Link is Up 100 Mbps Full Duplex\r\nDec 20 11:49:42 localhost kernel: e1000: eth0: e1000_watchdog_task: NIC Link is Down\r\nDec 20 11:49:43 localhost kernel: e1000: eth0: e1000_watchdog_task: NIC Link is Up 100 Mbps Full Duplex\r\nDec 20 11:49:44 localhost kernel: e1000: eth0: e1000_watchdog_task: NIC Link is Down\r\nDec 20 11:49:46 localhost kernel: e1000: eth0: e1000_watchdog_task: NIC Link is Up 100 Mbps Full Duplex\r\n........\r\n\r\n\r\n\r\n#mii-tool\r\neth0: no link\r\neth1: negotiated 100baseTx-FD flow-control, link ok\r\n#mii-tool\r\neth0: no link\r\neth1: negotiated 100baseTx-FD flow-control, link ok\r\n#mii-tool\r\neth0: negotiated 100baseTx-FD, link ok\r\neth1: negotiated 100baseTx-FD flow-control, link ok\r\n#mii-tool\r\neth0: no link\r\neth1: negotiated 100baseTx-FD flow-control, link ok\r\n#mii-tool\r\neth0: no link\r\neth1: negotiated 100baseTx-FD flow-control, link ok\r\n#mii-tool\r\neth0: no link\r\neth1: negotiated 100baseTx-FD flow-control, link ok\r\n#mii-tool\r\neth0: negotiated 100baseTx-FD, link ok\r\neth1: negotiated 100baseTx-FD flow-control, link ok\r\n......\r\n) |
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