Re: Does Dynamips support --- ldp label for loopback

LDP is an IGP based labeling protocol. As long as you have the loopback advertised into IGP and you have LDP running on the transit links a label binding will occur.

Brian McGahan, CCIE #8593 (R&S/SP/Security)
bmcgahan_at_INE.com

Internetwork Expert, Inc.
http://www.INE.com

On Aug 13, 2011, at 7:49 AM, "Trony Tigno" <trony_at_tigno.com> wrote:

> I don't think its a dynamips thing. I tried the command on both a
> virtual dynamips router and a real physical router (below) and same
> result:
>
> Router(config-if)#ip address 1.1.1.1 255.255.255.255
> Router(config-if)#exit
> Router(config)#mpls ldp advertise-labels interface lo1
> % Loopback interface is not supported
> Router(config)#show ver
> ^
> % Invalid input detected at '^' marker.
>
> Router(config)#do show ver
> Cisco IOS Software, 2800 Software (C2800NM-ADVENTERPRISEK9-M), Version
> 12.4(15)T13, RELEASE SOFTWARE (fc3)
>
> Now I'm also curious why the command isn't taking.
>
>
> On Sat, Aug 13, 2011 at 1:54 AM, Raghava Rao <raghava.rao85_at_gmail.com> wrote:
>> Yes its enabled, i wil check the images
>>
>> Raghava Rao
>>
>> On Sat, Aug 13, 2011 at 2:15 PM, Shaughn Smith <maniac.smg_at_gmail.com> wrote:
>>
>>> MPLS / LDP / MPLS TE are all supported on dynamips. Are you using the
>>> correct images ?
>>>
>>> Have you enabled MPLS on the interfaces etc ?
>>>
>>> CCIE # 23962 (SP)
>>>
>>> Sent from my iPhone 4
>>>
>>> On 13 Aug 2011, at 10:04 AM, Raghava Rao <raghava.rao85_at_gmail.com> wrote:
>>>
>>>> Hi Experts
>>>>
>>>> Does Dynamips support --- ldp label for loopback interfaces?
>>>>
>>>> i am doing on my dynamips router
>>>>
>>>> #show mpls ldp bindings vrf xyz
>>>>
>>>> TIB not enabled
>>>>
>>>> (config)#mpls ldp advertise-labels interface lo1
>>>>
>>>> % Loopback interface is not supported
>>>>
>>>>
>>>> If yes then ..that means we wont be able to ping a loop back of xyz vrf
>>> to
>>>> another loopback of vrf abc? is that correct..in that case i need to use
>>>> real devices i guess
>>>>
>>>> Pls let me know you inputs
>>>>
>>>>
>>>> -- //br
>>>>
>>>> <raghava>
>>>>
>>>>
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>>>>
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>>>
>>
>>
>>
>> --
>> //br
>>
>> <raghava>
>>
>>
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>
>
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Received on Sat Aug 13 2011 - 11:05:04 ART