[c-nsp] MPLS LDP question

[Pshem Kowalczyk]

Hi,


{cut}

On 19 May 2010 04:06, Peter Rathlev <peter at rathlev.dk> wrote:
> On Tue, 2010-05-18 at 15:04 +0200, Frederic LOUI wrote:
>> When activating MPLS LDP, by default all FEC(s) present in the routing
>> table have a label bindings ...
>
> Apart from the wise words of Oli, beware that the local router always
> _allocates_ labels for all the prefixes in the IGP. You can adjust
> what's advertised, but (until recently) not what's locally allocated.
>
> If you're lucky enough to have an IOS release supporting selective label
> allocation you can do that too though. Take a look at:
>

IOS-XR also has support for this particular feature:

mpls ldp
 label
  allocate for host-routes

(to allocate just for the loopbacks)

or

mpls ldp
 label
  allocate for _prefix_acl_

kind regards
Pshem