f7的联网问题？小鸟跪求救命！

请大侠帮帮本菜鸟吧！我前天装的F7，以前用FC6用的好好的，可一激动就装F7了，现在F7下网络配置出问题了，可又不知道怎么改？请大侠帮忙！我一直用xrgsu,FC6是只要输入用户名，密码，两个faults就可以了！现在多了个选项！
you have 3Nic
0.peth0 desc:(null)
1.virbr0 desc:(null)
2.eth0
我选了2后一直连不上！下面是我ifconfig的内容！
eth0 Link encap:Ethernet HWaddr 00:16:EC:13:8A:EB
inet addr:222.22.62.78 Bcast:222.22.62.127 Mask:255.255.255.128
inet6 addr: fe80::216:ecff:fe13:8aeb/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:6126 errors:0 dropped:0 overruns:0 frame:0
TX packets:88 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:340297 (332.3 KiB) TX bytes:19226 (18.7 KiB)

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:10277 errors:0 dropped:0 overruns:0 frame:0
TX packets:10277 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:86565224 (82.5 MiB) TX bytes:86565224 (82.5 MiB)

peth0 Link encap:Ethernet HWaddr 00:16:EC:13:8A:EB
inet6 addr: fe80::216:ecff:fe13:8aeb/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:9342 errors:0 dropped:0 overruns:0 frame:0
TX packets:160 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:654376 (639.0 KiB) TX bytes:32955 (32.1 KiB)
Interrupt:20 Base address:0x8800

virbr0 Link encap:Ethernet HWaddr 00:00:00:00:00:00
inet addr:192.168.122.1 Bcast:192.168.122.255 Mask:255.255.255.0
inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:45 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:0 (0.0 b) TX bytes:8870 (8.6 KiB)
请大侠帮帮我吧！