[c-nsp] lsd

Scott Granados scott at granados-llc.net
Wed Apr 25 14:17:19 EDT 2012


Now all we need is a feature called weed and another called mushrooms and you'd have my college years wrapped up in a single network element.

On Apr 25, 2012, at 1:53 PM, Chuck Church wrote:

> I know every time I'm at a laser light show and listening to Pink Floyd, I'm
> wondering how I could make this even better.  Now I know - MPLS!
> 
> Chuck
> 
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Robert E. Seastrom
> Sent: Wednesday, April 25, 2012 1:32 PM
> To: Scott Granados
> Cc: cisco-nsp at puck.nether.net
> Subject: Re: [c-nsp] lsd
> 
> 
> While MPLS hides the underlying topology from you, LSD is good for exposing
> the metaphysical layer.
> 
> ;-)
> 
> Scott Granados <scott at granados-llc.net> writes:
> 
>> Gee and I thought LSD was for the operator and not a feature.  Nice, no
> reason the gear shouldn't share in the fun.
>> 
>> :)
>> 
>> 
>> 
>> On Apr 25, 2012, at 11:10 AM, Peter Rathlev wrote:
>> 
>>> On Wed, 2012-04-25 at 09:44 -0500, Aaron wrote:
>>>> Is there something similar in IOS to lsd (label switch db) found in 
>>>> IOS XR ? does this function of lsd exist in ios?  (lsd seems like 
>>>> what I used to understand as lib/tib but unsure at this point).  if 
>>>> there is an lsd-type thing in IOS, is there a way to see client apps 
>>>> (l2vpn, bgp, etc) bound to it like in xr below. ?
>>> 
>>> Unsure if this is what you're looking for, but you can see the LFIB via:
>>> 
>>> Router#show mpls forwarding
>>> Local      Outgoing   Prefix           Bytes Label   Outgoing   Next Hop
> 
>>> Label      Label      or Tunnel Id     Switched      interface
> 
>>> 16         Pop Label  IPv4 VRF[V]      2632          aggregate/VRF3305
>>> 17         Pop Label  IPv4 VRF[V]      71864         aggregate/VRF2400
>>> 18         Pop Label  IPv4 VRF[V]      37630         aggregate/VRF2401
>>> 19         Pop Label  IPv4 VRF[V]      266812        aggregate/VRF2433
>>> 20         105        10.20.30.8/32    0             Gi4/2
> 10.10.250.161
>>> 21         147        10.20.30.152/32  0             Gi4/2
> 10.10.250.161
>>> 22         No Label   l2ckt(10)        7465810       Gi4/4
> point2point 
>>> 23         112        10.20.30.31/32   0             Gi4/2
> 10.10.250.161
>>> 24         No Label   10.10.250.8/30   0             Gi4/2
> 10.10.250.161
>>> 25         No Label   10.10.241.64/27  0             Gi4/2
> 10.10.250.161
>>> 26         27         10.20.30.151/32  0             Gi4/2
> 10.10.250.161
>>> 27         114        10.20.30.133/32  0             Gi4/2
> 10.10.250.161
>>> ...
>>> 
>>> Specific L2VPN VC labels:
>>> 
>>> Router#show mpls l2transport vc
>>> 
>>> Local intf     Local circuit              Dest address    VC ID
> Status    
>>> -------------  -------------------------- --------------- ----------
> ----------
>>> Gi4/4          Ethernet                   10.20.30.17     10         UP
> 
>>> Gi4/3          Ethernet                   10.20.30.27     3          UP
> 
>>> Router#
>>> 
>>> Sorry if this if off in the wrong direction.
>>> 
>>> --
>>> Peter
>>> 
>>> 
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>> 
>> 
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