RE: Frame-relay back to back

From: Yasmin&Alonso Martinez (Al-Min@xxxxxxxxxxxxxxxx)
Date: Tue Mar 26 2002 - 17:22:56 GMT-3


   
When I configure Frame Relay back-to-back this is how I do it:

On R1:

R1(config)#frame-Relay switching
R1(config)#Interface serial 0
R1(config-if)#encapsulation Frame-relay
R1(config-if)#frame-relay intf-type dce
R1(config-if)#frame-relay interface-dlci #

On R2:

R1(config)#Interface serial 0
R1(config-if)#encapsulation Frame-relay

The router with the DCE cable also needs clock rate.
Yasmin

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
Hunter, Steven
Sent: Monday, March 25, 2002 7:37 AM
To: 'MADMAN'; Manny Gonzalez
Cc: Ludwig Morales; Mannan Venkatesan; ccielab@groupstudy.com
Subject: RE: Frame-relay back to back

The maximum clock rates you can set on the dce interface will depend on
the physical interface on the cabling - if you are using back to back
DTE/DCE RS-323, then you will be limited to 115200 or lower, whereas you
can configure 2000000 if you are using V35.

Cheers,
Steve

-----Original Message-----
From: MADMAN [mailto:dmadlan@qwest.com]
Sent: Friday, 22 March 2002 2:36 AM
To: Manny Gonzalez
Cc: Ludwig Morales; Mannan Venkatesan; ccielab@groupstudy.com
Subject: Re: Frame-relay back to back

  Ignore my screwed up ip addressing :)

Manny Gonzalez wrote:
>
> Also be careful with your selection of clock rate. Some routers (can't
> place exactly the right combination right now) do not like certain
> clockrates and will not work. Interface will remain down.
>
> When in doubt, use a clock of 64000. This seems to work for any router
I
> have set up so far.
>
> MADMAN wrote:
> >
> > Here is all you need:
> >
> > interface Serial7/0/0.16 point-to-point
> > ip address 70.1.1.2 255.255.255.0
> > frame-relay interface-dlci 16
> >
> > interface Serial4/1/1.17 point-to-point
> > ip address 71.1.1.1 255.255.255.0
> > no ip directed-broadcast
> > clock rate 2000000
> > no cdp enable
> > frame-relay interface-dlci 16
> >
> > Some platforms require you to disable keepalive.
> >
> > Dave
> >
> > Ludwig Morales wrote:
> > >
> > > Yes, just remember that 1 of the equipment should provide clock
rate xxxx
> > > (for physical DCE interface) as well as the Frame Relay Interface
DCE (don't
> > > really remember the exact syntax, but that's the overall idea) for
layer
> > > DCE, also remember to put the same DLCI on both equipment and
enable a LMI.
> > > Hoper this helps
> > >
> > > Regards,
> > >
> > > Ludwig
> > > ----- Original Message -----
> > > From: "Mannan Venkatesan" <mv_lab@hotmail.com>
> > > To: "Shadi" <ccie@investorsgrp.com>; "ccielab"
<ccielab@groupstudy.com>
> > > Sent: Thursday, March 21, 2002 12:29 AM
> > > Subject: Re: Frame-relay back to back
> > >
> > > > Yes. Use PtP sub-int with same DLCI number on both routers. I
have seen a
> > > > sample config on CCO somewhere. Can search for you if you want.
> > > >
> > > > Mannan
> > > >
> > > > ----- Original Message -----
> > > > From: "Shadi" <ccie@investorsgrp.com>
> > > > To: "ccielab" <ccielab@groupstudy.com>
> > > > Sent: Wednesday, March 20, 2002 10:26 AM
> > > > Subject: Frame-relay back to back
> > > >
> > > >
> > > > > Hi all,
> > > > >
> > > > >
> > > > > Is there a way to connect two router back to back without the
need of
> > > > > frame-relay switch?
> > > > >
> > > > >
> > > > > if there, please provide me with the minimal configuration on
how to
> > > make
> > > > it
> > > > > work?
> > > > >
> > > > > Shadi
> > > > >



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