T60网卡是不是有问题啊？
现象是连在同一交换机上的机器ping我的t60延迟非常大：
t60的ip 是 202.197.20.52 WFPC的ip是 202.197.20.51，在同一子网内。
[wf@WFPC wf]$ ping 202.197.20.52
PING 202.197.20.52 (202.197.20.52) 56(84) bytes of data.
64 bytes from 202.197.20.52: icmp_seq=1 ttl=64 time=0.574 ms
64 bytes from 202.197.20.52: icmp_seq=2 ttl=64 time=50.5 ms
64 bytes from 202.197.20.52: icmp_seq=3 ttl=64 time=43.4 ms
64 bytes from 202.197.20.52: icmp_seq=4 ttl=64 time=33.5 ms
64 bytes from 202.197.20.52: icmp_seq=5 ttl=64 time=23.6 ms
64 bytes from 202.197.20.52: icmp_seq=6 ttl=64 time=13.6 ms
64 bytes from 202.197.20.52: icmp_seq=7 ttl=64 time=3.67 ms
64 bytes from 202.197.20.52: icmp_seq=8 ttl=64 time=431 ms
64 bytes from 202.197.20.52: icmp_seq=9 ttl=64 time=55.7 ms
64 bytes from 202.197.20.52: icmp_seq=10 ttl=64 time=45.4 ms
64 bytes from 202.197.20.52: icmp_seq=11 ttl=64 time=401 ms
64 bytes from 202.197.20.52: icmp_seq=12 ttl=64 time=391 ms
64 bytes from 202.197.20.52: icmp_seq=13 ttl=64 time=119 ms
64 bytes from 202.197.20.52: icmp_seq=14 ttl=64 time=16.0 ms
64 bytes from 202.197.20.52: icmp_seq=15 ttl=64 time=371 ms
64 bytes from 202.197.20.52: icmp_seq=16 ttl=64 time=361 ms
64 bytes from 202.197.20.52: icmp_seq=17 ttl=64 time=351 ms
64 bytes from 202.197.20.52: icmp_seq=18 ttl=64 time=341 ms
64 bytes from 202.197.20.52: icmp_seq=19 ttl=64 time=331 ms
64 bytes from 202.197.20.52: icmp_seq=20 ttl=64 time=41.0 ms
--- 202.197.20.52 ping statistics ---
20 packets transmitted, 20 received, 0% packet loss, time 19166ms
rtt min/avg/max/mdev = 0.574/171.510/431.237/167.271 ms
我的t60网卡是Intel PRO/1000 PL，驱动程序版本 9.3.39.0 (刚从 Software Installer安装的）。交换机是100Mbps的，防火墙都关了。通常都小于1ms，而我的t60达到几十甚至几百毫秒。这样用我的本子登录到服务器上工作时能明显感到延迟，非常不爽。
大家的机器有没有这样的？
