RE: Duplicate DLCIs

From: Williams, Glenn (WILLIAMSG@xxxxxxxxxxxxx)
Date: Thu Apr 11 2002 - 15:24:43 GMT-3


   
Not near router, so don't know if this will work. Does anyone know if I can
create 2 P-P interfaces on R2 and put ip addresses on these serial p-p
interfaces but no ipx network number. Then on R2 make a BVI to route IPX so
IPX is same network on all 3 routers. Then have "bridge 1 Route ipx" and
"no Bridge 1 bridge ip". Is this sound dumb or might it work? Maybe I
don't even fully understand IRB.
GW

-----Original Message-----
From: Williams, Glenn
Sent: Thursday, April 11, 2002 12:01 PM
To: 'Lupi, Guy'; 'ccielab@groupstudy.com'
Subject: RE: Duplicate DLCIs

That is real close. Networkforce showed 2 sub interfaces at hub though so I
don't know how they intend to do that. Can you clarify what you mean that
OSPF from R6 to R2 is not able to run?
GW

-----Original Message-----
From: Lupi, Guy [mailto:Guy.Lupi@eurekaggn.com]
Sent: Thursday, April 11, 2002 10:46 AM
To: Williams, Glenn; 'ccielab@groupstudy.com'
Subject: RE: Duplicate DLCIs

Here is my config, I don't know if this is what you were looking for. This
works, the secondary address is on r2 because r6 will source any icmp with
the primary ip address of the interface closest to the destination, which in
my case was 10.1.1.6. Of course, you wouldn't be able to run OSPF on r6 to
r2, unless you used a tunnel. Eigrp works out well though.

HTH

Guy

r5------r6-------r2

R2

interface Serial0
 no ip address
 encapsulation frame-relay
 no fair-queue
!
interface Serial0.1 point-to-point
 ip address 10.1.1.2 255.255.255.0 secondary
 ip address 23.0.0.2 255.255.255.0
 ipx network 123
 frame-relay interface-dlci 266

R5

interface Serial0
 no ip address
 encapsulation frame-relay
 no fair-queue
!
interface Serial0.1 point-to-point
 ip address 10.1.1.5 255.255.255.0
 ipx network 123
 frame-relay interface-dlci 566

R6

interface Serial0
 ip address 23.0.0.6 255.255.255.0 secondary
 ip address 10.1.1.6 255.255.255.0
 no ip directed-broadcast
 encapsulation frame-relay
 no ip mroute-cache
 ipx network 123
 no fair-queue
 frame-relay map ipx 123.0010.7b7f.ce10 662 broadcast
 frame-relay map ip 10.1.1.5 665 broadcast
 frame-relay map ip 23.0.0.2 662 broadcast
 frame-relay map ipx 123.0010.7b36.e1dd 665 broadcast

-----Original Message-----
From: Williams, Glenn [mailto:WILLIAMSG@PANASONIC.COM]
Sent: Thursday, April 11, 2002 10:37 AM
To: 'ccielab@groupstudy.com'
Subject: Duplicate DLCIs

Want to know if this can be done.

R1 ---(F/R)-----R2 -------(F/R)-------R3

R2 is hub. I want point to multipoint for a IPX network. All frame
connections using same IPX network, say IPX network 123. But I also want
two individual point-to-point IP networks. We will say 12.0.0.0 network
from R1 to R2 and 23.0.0.0 from R2 to R3.

I can not create the DLCIs to do this because I get an error that says DLCI
already exists when I have already mapped it for IPX and want to map it
again under new sub interface for IP. I tried putting a secondary IP
address under the multipoint, but doesn't ping too well.

Any ideas or won't this work? Obviously there is something I don't
understand about frame relay.

GW



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