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Date: Mon, 4 Aug 2014 09:34:03 -0700 From: Stephen Hemminger <stephen@...workplumber.org> To: Jamal Hadi Salim <jhs@...atatu.com> Cc: netdev@...r.kernel.org Subject: Re: [iproute2 PATCH 1/1] iproute2 bridge: bring to above par with brctl show macs On Fri, 4 Jul 2014 08:37:10 -0400 Jamal Hadi Salim <jhs@...atatu.com> wrote: > From: Jamal Hadi Salim <jhs@...atatu.com> > > root@...a-mojo:bridge# ./bridge fdb help > Usage: bridge fdb { add | append | del | replace } ADDR dev DEV {self|master} [ temp ] > [router] [ dst IPADDR] [ vlan VID ] > [ port PORT] [ vni VNI ] [via DEV] > bridge fdb {show} [ br BRDEV ] [ brport DEV ] > > Lets start with two bridges each with a port... > > root@...a-mojo:bridge# ./bridge link > 10: sw1-p1 state DOWN : <BROADCAST,NOARP> mtu 1500 master sw1 state disabled priority 32 cost 100 > 11: eth1 state DOWN : <BROADCAST,NOARP> mtu 1500 master br0 state disabled priority 32 cost 100 > > show all... > root@...a-mojo:bridge# ./bridge fdb show > 33:33:00:00:00:01 dev ifb0 self permanent > 33:33:00:00:00:01 dev ifb1 self permanent > 33:33:00:00:00:01 dev eth0 self permanent > 01:00:5e:00:00:01 dev eth0 self permanent > 33:33:ff:92:c0:60 dev eth0 self permanent > 33:33:00:00:00:fb dev eth0 self permanent > 01:00:5e:00:00:fb dev eth0 self permanent > 01:00:5e:7f:ff:fd dev eth0 self permanent > 01:00:5e:00:00:01 dev wlan0 self permanent > 33:33:00:00:00:01 dev wlan0 self permanent > 33:33:ff:c2:84:3b dev wlan0 self permanent > 33:33:00:00:00:fb dev wlan0 self permanent > 01:00:5e:00:00:01 dev virbr0 self permanent > 01:00:5e:00:00:fb dev virbr0 self permanent > 33:33:00:00:00:01 dev br0 self permanent > 33:33:00:00:00:01 dev sw1 self permanent > 33:33:00:00:00:01 dev dummy0 self permanent > 5e:f4:03:44:da:9a dev sw1-p1 vlan 0 master sw1 permanent > 33:33:00:00:00:01 dev sw1-p1 self permanent > b6:5e:dd:ce:d7:5e dev eth1 vlan 0 master br0 permanent > 33:33:00:00:00:01 dev eth1 self permanent > > Lets see a netdev that is *not* attached to a bridge > > root@...a-mojo:bridge# ./bridge fdb show brport eth0 > 33:33:00:00:00:01 self permanent > 01:00:5e:00:00:01 self permanent > 33:33:ff:92:c0:60 self permanent > 33:33:00:00:00:fb self permanent > 01:00:5e:00:00:fb self permanent > 01:00:5e:7f:ff:fd self permanent > > Lets see a netdev that is bridge port > root@...a-mojo:bridge# ./bridge fdb show brport eth1 > hadi@...-1:/media/MT1/other-gits/iproute-jul04/bridge$ ./bridge fdb show brport eth1 > b6:5e:dd:ce:d7:5e vlan 0 master br0 permanent > 33:33:00:00:00:01 self permanent > > Specify the correct bridge and you get good stuff > root@...a-mojo:bridge# ./bridge fdb show brport eth1 br br0 > 6:5e:dd:ce:d7:5e vlan 0 master br0 permanent > 33:33:00:00:00:01 self permanent > > Specify the wrong bridge and you get good nada > root@...a-mojo:bridge# ./bridge fdb show brport eth1 br sw1 > > dump br0 > root@...a-mojo:bridge# ./bridge fdb show br br0 > 33:33:00:00:00:01 dev br0 self permanent > b6:5e:dd:ce:d7:5e dev eth1 vlan 0 master br0 permanent > 33:33:00:00:00:01 dev eth1 self permanent > > dump sw1 > root@...a-mojo:bridge# ./bridge fdb show br sw1 > 33:33:00:00:00:01 dev sw1 self permanent > 5e:f4:03:44:da:9a dev sw1-p1 vlan 0 master sw1 permanent > 33:33:00:00:00:01 dev sw1-p1 self permanent > > Lets move a port from one bridge to another for shits-and-giggles > (as the New Brunswickians like to say) > root@...a-mojo:bridge# ip link set sw1-p1 master br0 > > Now dump again br0 > root@...a-mojo:bridge# ./bridge fdb show br br0 > 33:33:00:00:00:01 dev br0 self permanent > 5e:f4:03:44:da:9a dev sw1-p1 vlan 0 master br0 permanent > 33:33:00:00:00:01 dev sw1-p1 self permanent > b6:5e:dd:ce:d7:5e dev eth1 vlan 0 master br0 permanent > 33:33:00:00:00:01 dev eth1 self permanent > > Signed-off-by: Jamal Hadi Salim <jhs@...atatu.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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