All is in subject. Example : root@harobed:~ # brctl show bridge name bridge id STP enabled interfaces root@harobed:~ # ifconfig lo Lien encap:Boucle locale inet adr:127.0.0.1 Masque:255.0.0.0 adr inet6: ::1/128 Scope:Hôte UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:16510 errors:0 dropped:0 overruns:0 frame:0 TX packets:16510 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 lg file transmission:0 RX bytes:5107285 (4.8 MiB) TX bytes:5107285 (4.8 MiB) root@harobed:~ # brctl addbr br0 root@harobed:~ # brctl show bridge name bridge id STP enabled interfaces eth1 8000.000000000000 no can't get port info: Function not implemented root@harobed:~ # Supplementary informations : * eth0 is Ethernet card * eth1 is wireless card enabled (with On/off laptop button) Thanks for your help. -- Stephane