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 网络不通,重启就好,哪位帮忙看看 - skyone [ 2007-11-09 09:33 | 2,474 byte(s)]
 Re: 网络不通,重启就好,哪位帮忙看看 - li_jiaqi [ 2007-11-13 20:35 | 405 byte(s)]
 Re: 网络不通,重启就好,哪位帮忙看看 - skyone [ 2007-11-14 00:44 | 160 byte(s)]
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cent os 4.3
同局域网访问正常,另一个网段就访问不了了,还ping不通网关,不知道是否和arp有关系,
[root@ftp ~]# arp
Address HWtype HWaddress Flags Mask Iface
192.168.101.18 ether 00:0F:1F:E0:B2:6F C eth0
192.168.101.28 ether 00:0F:1F:DE:9D:17 C eth0
192.168.101.254 ether 00:E0:FC:1D:6D:F6 CM eth0
192.168.101.254 ether 00:E0:FC:1D:6D:F6 CM eth0
[root@ftp ~]#
[root@ftp ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 00:14:C2:50:7A:35
inet addr:192.168.101.20 Bcast:192.168.101.255 Mask:255.255.255.0
inet6 addr: fe80::214:c2ff:fe50:7a35/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:48153639 errors:0 dropped:0 overruns:0 frame:0
TX packets:82532507 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:4117416606 (3.8 GiB) TX bytes:4063509242 (3.7 GiB)
Interrupt:169
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:593016 errors:0 dropped:0 overruns:0 frame:0
TX packets:593016 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:75020334 (71.5 MiB) TX bytes:75020334 (71.5 MiB)
[root@ftp ~]# route
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
192.168.101.0 * 255.255.255.0 U 0 0 0 eth0
169.254.0.0 * 255.255.0.0 U 0 0 0 eth0
default 192.168.101.254 0.0.0.0 UG 0 0 0 eth0
[root@ftp ~]# ping 192.168.101.254
PING 192.168.101.254 (192.168.101.254) 56(84) bytes of data.
--- 192.168.101.254 ping statistics ---
17 packets transmitted, 0 received, 100% packet loss, time 15998ms
[root@ftp ~]#
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轻舞飞扬?:)!那是我的手指!
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我理解的情况是:
192.168.101.20是你的ftp server的ip,它的默认网关是192.168.101.254,它现在ping网关ping不通。
你说的重启是重启192.168.101.20还是重启192.168.101.254?我原来遇到过网关不通,重启网关后网络通一阵子的,后来查明是ip地址冲突,也就是LAN内有一台未使用的网络设备的ip跟网关的ip一样,但不知道谁把它连到网络上了。重启后能通一阵子是因为是广播型的网络,设备启动后即发送广播包。
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江西想买烤红薯的朋友请联系我,价格绝对优惠。
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网关是一台思科的5516 ,是校方控制的,基本上,,除了拔插电源, 我没办法进行其他的操作, 我现在一般进行的操作,就是reboot我的服务器, 然后就会在一段时间内, 服务器网络正常
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轻舞飞扬?:)!那是我的手指!
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