From: Brian Lodwick (xpranax@xxxxxxxxxxx)
Date: Sun Mar 10 2002 - 13:30:42 GMT-3
If you are using a BVI interface you must use the command:
bridge 1 route ip
not
bridge 1 bridge ip
is ip routing enabled? How about the command:
bridge irb
>>>Brian
>From: "Stephen Oliver" <stevie_oliver@hotmail.com>
>Reply-To: "Stephen Oliver" <stevie_oliver@hotmail.com>
>To: mpopovich@layer3.biz, ccielab@groupstudy.com
>Subject: Re: IRB-Missing something??
>Date: Sun, 10 Mar 2002 15:08:46 +0000
>
>I think you may need
>
>bridge 1 bridge ip
>
>On the router.
>
>Stephen.
>
>>From: "Michael C. Popovich" <mpopovich@layer3.biz>
>>Reply-To: "Michael C. Popovich" <mpopovich@layer3.biz>
>>To: <ccielab@groupstudy.com>
>>Subject: IRB-Missing something??
>>Date: Sat, 9 Mar 2002 14:59:53 -0600
>>
>>I have a 2620 with a FastEthernet attached to Cat5K on port 2/12.
>>
>>Speed and duplex have been forced to 100/Full on both sides. There is an
>>ISL trunk between them.
>>
>>I have two sub-interfaces on the 2620 FA0/0.100 and FA0/0.300 for VLANs
>>100 & 300 respectively. I created a bridge group on the 2620 and setup
>>IRB with a BVI interface. The IP addresses are 172.16.135.14/28 on the
>>BVI and for the 5K it is 172.16.135.2/28 in vlan 100. My switch can't
>>ping the 2620 and the 2620 can't ping the switch. When I debug ip packet
>>on the 2620 I get a encapsulation failed from the BVI interface. I was
>>under the impression the BVI would be able to ping the switch.
>>
>>I have two other routers attached one on VLAN 100 and the other on VLAN
>>300 but both on the 172.16.135.0/28 network. They can ping each other
>>and the switch. I know the bridging is working I just don't fully
>>understand why the BVI interface itself can't ping anything on the same
>>network.
>>
>>TIA
>>
>>MP
>>
>>Configs are posted below.
>>
>>2620
>>
>>interface FastEthernet0/0
>> no ip address
>> speed 100
>> full-duplex
>>!
>>interface FastEthernet0/0.100
>> encapsulation isl 100
>> no ip redirects
>> bridge-group 1
>>!
>>interface FastEthernet0/0.300
>> encapsulation isl 300
>> no ip redirects
>> bridge-group 1
>>!
>>interface Serial0/0
>> no ip address
>> shutdown
>> no fair-queue
>>!
>>interface BVI1
>> ip address 172.16.135.14 255.255.255.240
>>!
>>ip classless
>>no ip http server
>>!
>>!
>>bridge 1 protocol ieee
>>
>>
>>Cat5K
>>
>>set interface sc0 100 172.16.135.2 255.255.255.240 172.16.135.15
>>clear trunk 2/12 2-99,101-299,301-1005
>>set trunk 2/12 on isl 1,100,300
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