linux超奇怪ping不通
linux下2台电脑,a,b
a可以ping通b,b有时可以ping通a,有时不行,b可以ping通所有主机,除了a
a 的版本
# uname -a
Linux ******* 2.4.21-50.ELsmp #1 SMP Tue May 8 17:18:29 EDT 2007 i686 i686 i386 GNU/Linux
b的版本
# uname -a
Linux ********** 2.6.18-164.el5 #1 SMP Thu Sep 3 02:16:47 EDT 2009 i686 i686 i386 GNU/Linux
a ping b
$ traceroute 172.24.2.21
traceroute to 172.24.2.21 (172.24.2.21), 30 hops max, 38 byte packets
1 172.24.2.21 (172.24.2.21) 0.231 ms 0.145 ms 0.214 ms
b ping a
[root@ytaccdb network-scripts]# traceroute 172.24.5.11
traceroute to 172.24.5.11 (172.24.5.11), 30 hops max, 40 byte packets
1 172.24.2.254 (172.24.2.254) 0.497 ms 0.418 ms 0.392 ms
2 * * *
3 * * *
4 * * *
5 * * *
6 * * *
7 * * *
8 * * *
9 * * *
10 * * *
11 * * *
12 * * *
13 * * *
14 * * *
15 * * *
16 * * *
17 * * *
18 * * *
19 * * *
20 * * *
21 * * *
22 * * *
23 * * *
24 * * *
25 * * *
26 * * *
27 * * *
28 * * *
29 * * *
30 * * *
# traceroute 172.24.5.1
traceroute to 172.24.5.1 (172.24.5.1), 30 hops max, 40 byte packets
1 172.24.2.254 (172.24.2.254) 0.318 ms 0.474 ms 0.469 ms
2 hjdns1.yyhj.com.cn (172.24.5.1) 0.441 ms 0.436 ms 0.422 ms
# traceroute 172.24.5.13
traceroute to 172.24.5.13 (172.24.5.13), 30 hops max, 40 byte packets
1 172.24.2.254 (172.24.2.254) 0.534 ms 0.459 ms 0.457 ms
2 hjfe1.yyhj.com.cn (172.24.5.13) 0.365 ms 0.377 ms 0.363 ms
本文来自: IXPUB技术社区(www.ixpub.net) 详细出处参考:http://www.ixpub.net/viewthread.php?tid=1033418&extra=