how to active 2 ethernet on proxmox

[burgerkill]

Hello all
I have some trouble with proxmox node.
if I configure 2 interface with this

auto lo
iface lo inet loopback


auto vmbr0
iface vmbr0 inet static
address 103.xx.xx.xx
netmask 255.255.255.xx
gateway 103.xx.xx.xx
bridge_ports eth0
bridge_stp off
bridge_fd 0


auto vmbr1
iface vmbr1 inet static
address 192.168.2.111
netmask 255.255.255.0
broadcast 192.168.2.255
bridge_ports eth1
bridge_stp off
bridge_fd 0

my guest (kvm) is can't connect to access internet. please advice to fix this

 

[burgerkill]

anybody?

 

[masterdead]

Which port is used for KVM?