From: Ken.Farrington@barclayscapital.com
Date: Thu Sep 18 2003 - 14:21:09 GMT-3
Also, can I confirm that Inverse ARP will not work on any sub-interface,
only MAJOR interfaces.
Is this statement correct?
Many thx
-----Original Message-----
From: navaid@rogers.com [mailto:navaid@rogers.com]
Sent: 18 September 2003 18:17
To: Ken.Farrington@barclayscapital.com; ccielab@groupstudy.com
Subject: Re: RE: Frame-Relay HELP with static mappings :(
Then what is the point of frame-relay interface-dlci command on physical
interface? It will work without this command using inv-arp.
Navaid
>
> From: Ken.Farrington@barclayscapital.com
> Date: 2003/09/18 Thu PM 12:53:28 EDT
> To: ccielab@groupstudy.com
> Subject: RE: Frame-Relay HELP with static mappings :(
>
> One thing to add, is that on the major interface when I use the
frame-relay
> interface dlci command, it does not show up as a static entry and i get a
> dynamic entry
>
> ie,
>
> !
> interface Serial0
> ip address 10.10.10.4 255.255.255.0
> encapsulation frame-relay
> frame-relay interface-dlci 401
> !
>
> R4>sh frame map
> Serial0 (up): ip 10.10.10.2 dlci 401(0x191,0x6410), dynamic,
> broadcast,, status defined, active
>
>
> So even though you can put the command in, it does not seem to setup a
> static entry on the router and gets the mapping dynamically :))
>
>
> Thx
>
> -----Original Message-----
> From: Farrington, Ken: IT (LDN)
> Sent: 18 September 2003 17:49
> To: ccielab@groupstudy.com
> Subject: RE: Frame-Relay HELP with static mappings :(
>
>
> thx dave. it's just working out all the combinations now so I am
confident
> for my lab.
>
> and the combinations can be many correct?
>
> Is there a default guide to what is correct or not from a Cisco
standpoint.
> I know real life may be different :))
>
> many thx for the quick reply.
> Ken
>
> -----Original Message-----
> From: MADMAN [mailto:dmadlan@qwest.com]
> Sent: 18 September 2003 17:44
> To: Ken.Farrington@barclayscapital.com
> Cc: ccielab@groupstudy.com
> Subject: Re: Frame-Relay HELP with static mappings :(
>
>
>
>
> Ken.Farrington@barclayscapital.com wrote:
>
> > Please could you guys help me on this and confirm what I am saying is
100%
> > correct?
> >
> > Major Interface (multipoint by nature)
> > Only frame-relay map or Inverse ARP - Can enter interface-dlci but it
will
> > not work.
>
> Yes physical interface is multipoint though the interface dlci comand
> will work, more by accident than design as I think inverse arp is what
> allows this misconfiguration to work.
> >
> > point-to-point Sub Interface
> > frame-relay interface-dlci ONLY
> >
> > multipoint Sub Interface
> > Only frame-relay map or Inverse ARP (cant use interface-dlci *see
below*)
> >
> > R2(config)#int s0/0.1 multipoint
> > R2(config-subif)#frame map ip 10.10.10.4 104 bro
> > FRAME-RELAY INTERFACE-DLCI command should be used on point-to-point
> > interfaces
> > R2(config-subif)#frame-relay interface-dlci 104
> > R2(config-fr-dlci)#^Z
> > R2#
> >
> > MY POINT ......
> >
> > So if I have a point-to-point PVC between two routers, one is a
> > point-to-point sub int and the other end is a Major interface. I HAVE TO
> USE
> > "-frame interface-dlci" on the point-to-point sub int and frame-relay
map
> ip
> > on the otherside of the PVC which is a major interface.
> >
> > (p-2-p sub-int) (major-int)
> > rtr2-------------------------------rtr4
> >
> > Please could someone confirm this and let me know if there is any good
> > documentation to clear this up.
>
> Yes what you describe above is the correct config. Fun for the lab,
> don't do it in the real world;)
>
> Dave
> >
> > Many thx
> >
> >
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> CCIE# 2016
> Sr. Network Engineer
> Qwest Communications
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>
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