RE: IRB question (2nd attempt)

From: Earl Aboytes (earl@xxxxxxxxxxxx)
Date: Thu Aug 17 2000 - 03:15:23 GMT-3


   
I have not tried this in the lab but here is my crack at it. Since E0 and
E1 are in the same subnet, they need to be in the same bridge group. I
would then create a BVI for that bridge group with the address of
10.0.0.1/24 I would leave E2 out of bridging all together and route to him.

Interface e0
Bridge-group 1

Interface e1
Bridge-group 1

Interface bvi1
Ip address 10.0.0.1 255.255.255.0

Int e2
Ip address 10.0.1.2 255.255.255.0

Bridge irb
Bridge 1 protocol ieee
Bridge 1 route ip

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Earl Aboytes CCIE #6097
Senior Technical Consultant
GTE Managed Solutions
805-381-8817
earl.aboytes@verizon.com
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of Matt
Lachberg 3
Sent: Wednesday, August 16, 2000 8:41 AM
To: ccielab@groupstudy.com
Subject: FW: IRB question (2nd attempt)

Well since nobody responded back the first time (kind of like the proctor
after I begged her for my CCIE # at my first failed attempt) I thought may
be throwing it in everyone's face again I would get a response this time :)

Matthew Lachberg, CCNP, CCDP, MCSE

 -----Original Message-----
From: Matthew Lachberg [mailto:cisco@datastreet.com]
Sent: Tuesday, August 15, 2000 9:58 AM
To: 'ccielab@groupstudy.com'
Subject: IRB question

Here is a scenario:

Host1-----(E0) R1 (E1)------ Host2
10.0.0.3/24 (E2) 10.0.0.2/24
                   10.0.1.2/24
                        |
                        |
                      Host3
                       10.0.1.1/24

What I want to accomplish is bridging IP from host 1(10.0.0.3) to host 2
(10.0.0.2) and enabling routing for both these hosts to host 3 (10.0.1.1).

#1 Can I do this with IRB, (I know if this can be done, I need to use IRB
/w BVI)

#2 Assuming #1 is yes, and I create a BVI w/ IP address 10.0.0.1/24. Is
the following combination correct:

bridge 1 route ip
bridge 1 bridge ip (on by default)

What has to happen in the end is I am able to ping from host 1 to 2 (via
bridging) and ping host 3 (via routing) through my default gateway (The BVI)

Matthew Lachberg, CCNP, CCDP, MCSE formally MSCE



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