About KVM networking,who can help me.

[ycjian]

I am use red hat rhel6.I want to create a virtual brigde net interface.The follow command I used
brctl adder virbr1
the command is executed successfully,then I use the command
brctl show
I can see the new interface I create.but when the system is rebooted,the interface virbr1 is disappeared.why?How to resolve this?

 

[arochester]

Did you execute this command as ROOT?

 

[ycjian]

Yes,I execute the command as ROOT.

 

[VitalkaDrug]

I can see the new interface I create.but when the system is rebooted,the interface virbr1 is disappeared.why?How to resolve this?

Just adjust your networking system configuration by this howto:
http://www.itechlounge.net/2013/01/linux-how-to-create-a-bridge-interface-on-rhel-centos/

 

[ycjian]

thankyou.But I means is to create a virtual brigde nic which bridge to a virtual network,like virbr0 brigde to virbr0 ,not brigde to the physical network eth0