Re: Inverse-ARP with no LMI

The only issue here being that unless configured manually, DTE has no
means to know which DLCIs to map to the physical interface. As Malick
correctly pointed out, this can be solved using frame-relay
interface-dlci command.

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Marko Milivojevic - CCIE #18427
Senior Technical Instructor - IPexpert
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On Sun, Oct 17, 2010 at 16:00, Bob Sinclair <bob_at_bobsinclair.net> wrote:
> Hi Muzammil,
>
> Frame Relay Inverse ARP should work fine without LMI; I believe your
> connectivity problem lies elsewhere.
>
> If you disable keepalives on the router, DTE, side, you must also do so on
> the other side of the link, the DCE side. B Looking over your configuration,
> I would note that the interface-dlci command is unnecessary; all pvcs will
> be associated automatically with the physical interface.
>
> HTH,
>
> Bob Sinclair CCIE 10427 CCSI 30427
> CIERS2 Online Instructor
> www.tinyurl.com/ciers2online
>
>
>> -----Original Message-----
>> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
>> Muzammil Malick
>> Sent: Sunday, October 17, 2010 9:58 AM
>> To: Cisco certification
>> Subject: Inverse-ARP with no LMI
>>
>> Hi all
>>
>> When I have the following config I have no problems with connectivity
>> and I can see inverse-arp requests and replies:
>>
>>
>> interface Serial1/0
>> B ip address 10.0.0.1 255.255.255.0
>> B encapsulation frame-relay IETF
>> B serial restart-delay 0
>> B frame-relay interface-dlci 102
>> end
>>
>> However when I switch off LMI on the interface (below) I can only see
>> inverse-arp requests but no replies and so ping fails. Is inverse-arp
>> dependent on LMI?
>>
>> interface Serial1/0
>> B ip address 10.0.0.1 255.255.255.0
>> B encapsulation frame-relay IETF
>> no keepalive
>> B serial restart-delay 0
>> B frame-relay interface-dlci 102
>> end
>>
>> Thanks
>>
>>
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