第二天，现在又出现了--意--外的 --情 --况，第二天我重新-连接的时候

重启network，  servce network restart

查看网络：

Last login: Sat Apr 19 09:40:54 2014 from 192.168.1.108[root@cognoswithdb2 ~]# ifconfigeth0      Link encap:Ethernet  HWaddr 00:0C:29:3F:6B:0A inet addr:216.16.18.235  Bcast:216.16.18.255  Mask:255.255.255.0inet6 addr: fe80::20c:29ff:fe3f:6b0a/64Scope:LinkUP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1RX packets:421485 errors:0 dropped:0 overruns:0 frame:0TX packets:4307 errors:0 dropped:0 overruns:0 carrier:0collisions:0 txqueuelen:1000RX bytes:125654725 (119.8 MiB)  TX bytes:1112153 (1.0 MiB)eth0:0    Link encap:Ethernet  HWaddr 00:0C:29:3F:6B:0A inet addr:192.168.0.88  Bcast:192.168.0.255  Mask:255.255.255.0UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1lo        Link encap:Local Loopback inet addr:127.0.0.1  Mask:255.0.0.0inet6 addr: ::1/128Scope:HostUP LOOPBACK RUNNING  MTU:16436  Metric:1RX packets:131 errors:0 dropped:0 overruns:0 frame:0TX packets:131 errors:0 dropped:0 overruns:0 carrier:0collisions:0 txqueuelen:0RX bytes:11568 (11.2 KiB)  TX bytes:11568 (11.2 KiB)[root@cognoswithdb2 ~]#

ping外网

[root@cognoswithdb2 ~]# ping 121.197.8.155PING 121.197.8.155 (121.197.8.155) 56(84) bytes of data.64 bytes from 121.197.8.155: icmp_seq=1 ttl=52 time=41.4 ms64 bytes from 121.197.8.155: icmp_seq=2 ttl=52 time=38.0 ms^C--- 121.197.8.155 pingstatistics ---2 packets transmitted, 2 received, 0% packet loss, time1912msrtt min/avg/max/mdev= 38.043/39.747/41.452/1.716 ms

ping内网（本地连接）

[root@cognoswithdb2 ~]# ping 216.16.16.234PING 216.16.16.234 (216.16.16.234) 56(84) bytes of data.^C--- 216.16.16.234 pingstatistics ---4 packets transmitted, 0 received, 100% packet loss, time3101ms

ping内网（无线）

[root@cognoswithdb2 ~]# ping 192.168.0.101PING 192.168.0.101 (192.168.0.101) 56(84) bytes of data.64 bytes from 192.168.0.101: icmp_seq=1 ttl=64 time=0.899 ms64 bytes from 192.168.0.101: icmp_seq=2 ttl=64 time=0.784 ms64 bytes from 192.168.0.101: icmp_seq=3 ttl=64 time=0.759 ms^C--- 192.168.0.101 pingstatistics ---3 packets transmitted, 3 received, 0% packet loss, time2389msrtt min/avg/max/mdev= 0.759/0.814/0.899/0.060 ms[root@cognoswithdb2 ~]#

ping内网（本机以及网关）本地连接

[root@cognoswithdb2 ~]# ping 216.16.18.222PING 216.16.18.222 (216.16.18.222) 56(84) bytes of data.^C--- 216.16.18.222 pingstatistics ---3 packets transmitted, 0 received, 100% packet loss, time2965ms[root@cognoswithdb2 ~]# ping 216.16.18.254PING 216.16.18.254 (216.16.18.254) 56(84) bytes of data.From 216.16.18.235 icmp_seq=2 Destination Host UnreachableFrom 216.16.18.235 icmp_seq=3 Destination Host UnreachableFrom 216.16.18.235 icmp_seq=4 Destination Host Unreachable^C--- 216.16.18.254 pingstatistics ---5 packets transmitted, 0 received, +3 errors, 100% packet loss, time4468mspipe 3[root@cognoswithdb2 ~]#虚拟