Re: Difference b/w interface-dlci & local-dlci

exactly...I have the same confusions Carlos !!!

On Sat, Feb 12, 2011 at 4:23 PM, Carlos G Mendioroz <tron_at_huapi.ba.ar>wrote:

> Oops, forgot to point that having (or not) LMI on the interface does
> also affect this, on #2 because it defines which DLCIs are defined
> (and associated with the main interface by default).
> But the command is documented to make sense when LMI is turned off,
> i.e., no keepalive.
>
> The command does make a reference of the DLCI, but so does interface-dlci.
>
> -Carlos
>
> Carlos G Mendioroz @ 12/02/2011 10:14 -0300 dixit:
>
> Me too, I would like to know.
>> The CLI help is very confusing, talking about "source" DLCI. What is that
>> ?
>>
>> AFAIK, DLCI is just for destination addressing, there is no source DLCI.
>> You need 2 things at a router frame interface:
>> 1-Define what DLCI you put in a frame to go to some place (i.e. frame
>> mapping), TX side
>> 2-Define what (sub)interface deals with an incoming frame, RX side
>>
>> You use the same DLCI for both directions of a VC, per hop.
>>
>> frame map command address #1 (show frame map),
>> interface-dlci address #2 (show frame pvc).
>> Both can be kind of automatically been taken care off.
>> #1 by inverse-arp, #2 because all referenced DLCIs are associated with
>> the main interface by default.
>>
>> But local-dlci is only available at the main interface.
>>
>> ???
>> -Carlos
>> P.S.
>> Never run into a lab that needed that command.
>>
>>
>> Malik Nouman Ahmad @ 12/02/2011 07:35 -0300 dixit:
>>
>>> Hi,
>>>
>>> Can anybody explain the difference b/w *frame-relay local-dlci* and
>>> *frame-relay
>>> interface-dlci*?
>>>
>>> I read on Cisco's website which mentions that the former is used mostly
>>> for
>>> testing purpose when the two devices are connected back-to-back and we
>>> want
>>> to assign the local DLCI as there is no LMI to get the DLCI value. But
>>> the
>>> latter command is used for the same reason when we use *no frame-relay
>>> inverse-arp* so that we can assign the DLCI manually
>>>
>>> Please explain
>>>
>>> Regards,
>>> Malik
>>>
>>>
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>>
> --
> Carlos G Mendioroz <tron_at_huapi.ba.ar> LW7 EQI Argentina

Blogs and organic groups at http://www.ccie.net
Received on Sat Feb 12 2011 - 17:10:08 ART