Re: Frame Relay NO Sub-interfaces

From: CC (ccie@xxxxxxxxxxxxxxx)
Date: Tue Jul 23 2002 - 23:31:53 GMT-3


   
My apologies for the wrap... the picture should look more like this:

>>>>>DLCI 101>>>>>
DTE DCE
       <<<<<DLCI 102<<<<<

----- Original Message -----
From: "CC" <ccie@columbus.rr.com>
To: "Justin Cook" <Justin.Cook@computerland.co.nz>; "Armand D"
<ciscoworks2001@yahoo.com>
Cc: "Ccie (E-mail)" <ccielab@groupstudy.com>
Sent: Tuesday, July 23, 2002 9:40 PM
Subject: Re: Frame Relay NO Sub-interfaces

> Apparently you can use 2 DLCI's back to back without a Frame Switch. Umit
> posted these configs earlier (Thanks Umit!). Each DLCI provides a one-way
> communication path between the routers. All traffic from the DTE side
> heading to 10.0.0.2 takes DLCI 101 while all traffic from the DCE side
takes
> DLCI 102.
>
> >>------------------->>>DLCI 101>>>------------------>>
> DTE
> DCE
> <<-------------------<<<DLCI 102<<<------------------<<
>
>
> DTE Side:
>
> Interface s0
> encap frame-relay
> ip add 10.0.0.1 255.255.255.0
> frame-Relay map ip 10.0.0.2 101 broadcast
> no keepalive
> frame-relay interface-dlci 102
>
> DCE Side:
>
> Ineterface s0
> encap frame-relay
> ip add 10.0.0.2 255.255.255.0
> Frame-Relay map ip 10.0.0.1 102 broadcast
> clock rate 128000
> no keepalive
> frame-relay interface-dlci 101
>
>
>
>
> ----- Original Message -----
> From: "Justin Cook" <Justin.Cook@computerland.co.nz>
> To: "'Armand D'" <ciscoworks2001@yahoo.com>
> Cc: "Ccie (E-mail)" <ccielab@groupstudy.com>
> Sent: Tuesday, July 23, 2002 8:46 PM
> Subject: RE: Frame Relay NO Sub-interfaces
>
>
> > The only way to do it with different dlcis is to use the Frame Relay
> Switch
> > (which is just a router with 2 serial interfaces) as your need a device
to
> > map the layer 2 DLCIs together
> >
> > It is reasonably easy to do and only requires about 3 or 4 lines but you
> do
> > require another router with 2 serial links and 2 sets of DTE/DCE cables
> >
> > Cheers
> >
> >
> > --
> > Justin Cook
> >
> >
> >
> > -----Original Message-----
> > From: Armand D [mailto:ciscoworks2001@yahoo.com]
> > Sent: Wednesday, 24 July 2002 9:27 a.m.
> > To: \mit_A~kan_
> > Cc: Ccie (E-mail)
> > Subject: RE: Frame Relay NO Sub-interfaces
> >
> > Hi,
> >
> > My questoin says to use the DLCIs provided (101 and
> > 102). It also asks me to configure without frame-relay
> > interface-dlci command.
> >
> > Will this be possible if DLCIs don't match ?
> >
> > thanks,
> >
> > Armand
> >
> > --- \mit_A~kan_(TK-Network_Gvz|mleri)
> > <umit.askan@probil.com.tr> wrote:
> > >
> > > at the dce side :
> > >
> > > frame-relay switching
> > > int s0
> > > frame-relay intf-type dce
> > >
> > > and your dlci mappings must match, use 101 or 102 at
> > > both sides.
> > >
> > > hope this helps
> > > umit
> > >
> > >
> > > -----Original Message-----
> > > From: Armand D [mailto:ciscoworks2001@yahoo.com]
> > > Sent: Tuesday, July 23, 2002 23:01
> > > To: ccielab@groupstudy.com
> > > Subject: Frame Relay NO Sub-interfaces
> > >
> > >
> > > Hello,
> > >
> > > I'm wondering if anyone has a sample config for a
> > > Frame Relay back to back using no subinterfaces. I
> > > have the following configurations on my routers.
> > > Both
> > > routers show interface status UP DOWN and PVC status
> > > inactive.
> > >
> > >
> > > DTE Side:
> > >
> > > Interface s0
> > > encap frame-relay
> > > ip add 10.0.0.1 255.255.255.0
> > > frame-Relay map ip 10.0.0.2 101 broadcast
> > > frame-relay lmi-type cisco
> > >
> > > DCE Side:
> > > Ineterface s0
> > > encap frame-relay
> > > ip add 10.0.0.2 255.255.255.0
> > > Frame-Relay map ip 10.0.0.1 102 broadcast
> > > clock rate 128000
> > > frame-relay lmi-type cisco
> > >
> > >
> > > Any tips would be great.
> > >
> > > Thanks,
> > >
> > > Armand
> > >
> > >



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