Re: (Q) IRB problem -- Answer

From: Lye Beng, Ong (long@xxxxxxxxxx)
Date: Fri Dec 29 2000 - 11:16:06 GMT-3


   
Hi Group,

I accidentally turn of bridging on the bridge segment.

bridge irb
bridge 1 protocol ieee
 bridge 1 route ip
 no bridge 1 bridge ip <--- that is the reason the w/s cannot ping the
                            bvi intf from the bridge segment.

Thanks for the help.

Regards,
-- LB

Thursday, December 28, 2000, 4:10:43 PM, you wrote:

LBO> Hi all,

LBO> I am trying to configure IRB. I have a NT workstation connected to the
LBO> bridge interface (e2/2). The workstation ip address is 12.0.0.5/8.
LBO> When I try to ping from the router to the w/s I got the following
LBO> error (deb arp). I can see that the icmp packet reach the w/s and the
LBO> w/s tries to arp for the ip address 12.0.0.1, but it never got any
LBO> reply.

LBO> What should be the w/s default gateway setting ?

LBO> Plese help. Thanks.

LBO> Regards,
LBO> -- LB

LBO> 3w0d: IP ARP: creating incomplete entry for IP address: 12.0.0.5 interface
 BVI1
LBO> 3w0d: IP ARP: sent req src 12.0.0.1 0030.94a3.aea2,
LBO> dst 12.0.0.5 0000.0000.0000 BVI1
LBO> 3w0d: IP ARP rep filtered src 12.0.0.5 00c0.4f60.3d20, dst 12.0.0.1 0030.9
4a3.aea2 wrong cable, interface Ethernet2/2.
LBO> 3w0d: IP ARP: sent req src 12.0.0.1 0030.94a3.aea2,
LBO> dst 12.0.0.5 0000.0000.0000 BVI1

LBO> below is my partial configuration. I am running 12.0(7)T.
LBO> bridge irb

LBO> interface Ethernet2/0
LBO> ip address 10.0.0.1 255.0.0.0
LBO> no ip directed-broadcast
LBO> no keepalive
LBO> !
LBO> interface Ethernet2/1
LBO> ip address 11.0.0.1 255.0.0.0
LBO> no ip directed-broadcast
LBO> no keepalive
LBO> !
LBO> interface Ethernet2/2
LBO> no ip address
LBO> ip directed-broadcast
LBO> no ip route-cache
LBO> no ip mroute-cache
LBO> bridge-group 1

LBO> interface BVI1
LBO> ip address 12.0.0.1 255.0.0.0



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