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我从服务器ping一个IP时出现Time to live exceeded,traceroute没看到路由。但另一台相似网络配置的服务器却没有问题。是网络配置的问题吗?跪求解决方法。
Cesbg_Longhua:/etc/sysconfig/network # ping 10.64.10.103
PING 10.64.10.103 (10.64.10.103) 56(84) bytes of data.
From 10.64.192.254: icmp_seq=1 Time to live exceeded
From 10.64.192.254 icmp_seq=1 Time to live exceeded
From 10.64.192.254 icmp_seq=2 Time to live exceeded
Cesbg_Longhua:/etc/sysconfig/network # route -n
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
10.1.26.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
10.139.20.0 0.0.0.0 255.255.252.0 U 0 0 0 eth1
169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth0
127.0.0.0 0.0.0.0 255.0.0.0 U 0 0 0 lo
0.0.0.0 10.1.26.1 0.0.0.0 UG 0 0 0 eth0
Cesbg_Longhua:/etc/sysconfig/network # traceroute 10.64.10.103
traceroute to 10.64.10.103 (10.64.10.103), 30 hops max, 40 byte packets using UDP
1 * * *
2 * * *
3 * * *
4 * * *
5 * * *
6 * * *
^C
Cesbg_Longhua:/etc/sysconfig/network #
Cesbg_Longhua:/etc/sysconfig/network # traceroute 10.128.127.2
traceroute to 10.128.127.2 (10.128.127.2), 30 hops max, 40 byte packets using UDP
1 10.128.127.2 (10.128.127.2) 275.913 ms * *
Cesbg_Longhua:/etc/sysconfig/network #
另外一台主机,相同的路由,却可以ping得通,traceroute也没问题。
fnn_95:~ # route -n
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
10.1.26.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
10.0.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth1
169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth0
127.0.0.0 0.0.0.0 255.0.0.0 U 0 0 0 lo
0.0.0.0 10.1.26.1 0.0.0.0 UG 0 0 0 eth0
fnn_95:/etc/sysconfig/network/scripts # ping 10.64.10.103
PING 10.64.10.103 (10.64.10.103) 56(84) bytes of data.
64 bytes from 10.64.10.103: icmp_seq=1 ttl=126 time=286 ms
64 bytes from 10.64.10.103: icmp_seq=2 ttl=126 time=283 ms
^C
--- 10.64.10.103 ping statistics ---
2 packets transmitted, 2 received, 0% packet loss, time 999ms
rtt min/avg/max/mdev = 283.173/285.079/286.985/1.906 ms
fnn_95:~ # traceroute 10.64.10.103
traceroute to 10.64.10.103 (10.64.10.103), 30 hops max, 40 byte packets using UDP
1 10.128.127.2 (10.128.127.2) 284.880 ms 284.624 ms 284.962 ms
2 dc-exfe1.power.com (10.64.10.103) 288.009 ms * *
fnn_95:~ # traceroute 10.128.127.2
traceroute to 10.128.127.2 (10.128.127.2), 30 hops max, 40 byte packets using UDP
1 10.128.127.2 (10.128.127.2) 277.412 ms * *
fnn_95:~ # |
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