Fedora pan0, virbr0 uninstall tutorial

 In the network configuration, the hardware has three eth0, pan0 and virbr0, eth0 physical network card, virbr0 should be virtual network card, pan0 Bluetooth device

PAN implementation technology mainly includes: Bluetooth, IrDA, Home RF Four kinds of UWB (Ultra-Wideband Radio)

1, please take the JOB of the dual machine first, execute the yum groupremove "Virtualization" command to try to uninstall the virbr0 device, and check if the virbr0 device is still returned by ifconfig -a Exist; 2, if you still have not uninstalled the virbr0 network card, then execute this command: yum remove libvirt, use ifconfig -a to check whether the network card virbr0 is uninstalled. 3, if the implementation of yum error, you can vi /etc/yum/plugincon.d/rhnplugin.conf and then change the enable=1 in the file to enable=0, the purpose is to disable this function, then execute yum remove libvirt to uninstall.



Uninstallation restarts the machine, the virtual network card does not exist.

[root@localhost /]# ifconfig

eth0 Link encap:Ethernet HWaddr 00:0C:29:FA:E2:24

inet addr:192.168.184.128 Bcast :192.168.184.255 Mask:255.255.255.0

inet6 addr: fe80::20c:29ff:fefa:e224/64 Scope:Link

UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1< Br>
RX packets:12505 errors:0 dropped:0 overruns:0 frame:0

TX packets:5179 errors:0 dropped:0 overruns:0 carrier:0

collisions :0 txqueuelen:1000

RX bytes:16935745 (16.1 MiB) TX bytes:321260 (313.7 KiB)

Interrupt:19 Base address:0x2024


Br>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:218 errors:0 dropped:0 overruns:0 frame:0

TX packets:218 errors:0 dropped:0 overruns:0 carrier: 0

collisions:0 txqueuelen:0

RX bytes:15363 (15.0 KiB) TX bytes:15363 (15.0 KiB)



virbr0 Link encap:Ethernet HWaddr C6 :D2:9E:C1:BD:6C

inet addr:192.168.122.1 Bcast:192.168.122.255 Mask:255.255.255.0

inet6 addr: fe80::c4d2:9eff:fec1: Bd6c/64 Scope:Link

UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1

RX packets:0 errors:0 dropped:0 overruns:0 frame:0

TX packets:106 errors:0 dropped:0 overruns:0 carrier:0

collisions:0 txqueuelen:0

RX bytes:0 (0.0 b) TX bytes:20290 (19.8 KiB)



pan0 Link encap:Ethernet HWaddr EA:C2:13:0B:B0:8A

BROADCAST MULTICAST MTU:1500 Metric:1

RX Packets:0 errors:0 dropped:0 overruns:0 frame:0

TX packets:0 errors:0 dropped:0 overruns:0 carrier:0

collisions:0 txqueuelen:0 < Br>
RX bytes:0 (0.0 b TX bytes:0 (0.0 b)

[root@localhost /]# yum groupremove "Virtualization"

updates/metalink