[c-nsp] MPLS TE Load Balancing

[omar parihuana]

RP/0/RSP0/CPU0:9K6-413#show run int tunnel-te 501
Thu Mar 29 23:38:02.719 UTC
interface tunnel-te501
 ipv4 unnumbered Loopback0
 load-interval 30
 autoroute announce
 !autoroute announce
 destination 10.100.100.3
 fast-reroute
 path-option 10 explicit name 413-312
!

RP/0/RSP0/CPU0:9K6-413#show run int tunnel-te 502
Thu Mar 29 23:38:12.446 UTC
interface tunnel-te502
 ipv4 unnumbered Loopback0
 load-interval 30
 autoroute announce
 !autoroute announce
 destination 10.100.100.2
 fast-reroute
 path-option 10 explicit name 413-405
!

!
explicit-path name 413-312
 index 10 next-address strict ipv4 unicast 10.20.4.1
 index 20 next-address strict ipv4 unicast 10.100.100.3
!

explicit-path name 413-405
 index 10 next-address strict ipv4 unicast 10.20.3.1
 index 20 next-address strict ipv4 unicast 10.100.100.2
!

if you need aditional outputs let me know...

Thank you!




On Thu, Mar 29, 2012 at 7:35 PM, Xu Hu <jstuxuhu0816 at gmail.com> wrote:

> Can share your configuration? Recently I was also configuring the MPLS TE
> in asr9k.
>
> Thanks and regards,
> Xu Hu
>
> On 30 Mar, 2012, at 8:28, omar parihuana <omar.parihuana at gmail.com> wrote:
>
> > Hi Group,
> >
> > I'm wondering about a strange behaviour about MPLS TE on ASR9K
> >
> > I have two MPLS TE tunnels (with autoroute announce):
> >
> > RP/0/RSP0/CPU0:9K6-413#show route 10.100.100.7
> > Thu Mar 29 23:09:49.818 UTC
> >
> > Routing entry for 10.100.100.7/32
> >  Known via "isis BACKBONE", distance 115, metric 140, type level-2
> >  Installed Mar 29 22:58:29.392 for 00:11:20
> >  Routing Descriptor Blocks
> >    10.100.100.2, from 10.100.100.7, via tunnel-te502
> >      Route metric is 140
> >    10.100.100.3, from 10.100.100.7, via tunnel-te501
> >      Route metric is 140
> >  No advertising protos.
> > RP/0/RSP0/CPU0:9K6-413#
> >
> > In accordance to RIB output I was hopping that traffic to 10.100.100.7 be
> > balanced between both tunnels... however I only see traffic over the
> first
> > tunnel...
> >
> >
> > RP/0/RSP0/CPU0:9K6-413#show mpls forwarding prefix 10.100.100.7/32detail
> > Thu Mar 29 23:05:13.320 UTC
> > Local  Outgoing    Prefix             Outgoing     Next Hop
> > Bytes
> > Label  Label       or ID              Interface
> > Switched
> > ------ ----------- ------------------ ------------ ---------------
> > ------------
> > 16012  16014       10.100.100.7/32    tt502        10.100.100.2
> > 24438881830
> >     Updated Mar 29 22:58:29.416
> >     MAC/Encaps: 14/18, MTU: 9180
> >     Label Stack (Top -> Bottom): { Imp-Null 16014 }
> >     Packets Switched: 100987115
> >
> >       16018       10.100.100.7/32    tt501        10.100.100.3
> > 0
> >     Updated Mar 29 22:58:29.416
> >     MAC/Encaps: 14/22, MTU: 9180
> >     Label Stack (Top -> Bottom): { 16020 Imp-Null 16018 }
> >     Packets Switched: 0
> >
> >
> > What's happening? why not load balancing ? do i need a additional conf on
> > ASR9K in order to accomplish MPLS TE load balancing?
> >
> >
> > Thank you for your answer...
> >
> > Rgds.
> >
> >
> > --
> > Omar E.P.T
> > -----------------
> > Certified Networking Professionals make better Connections!
> > _______________________________________________
> > cisco-nsp mailing list  cisco-nsp at puck.nether.net
> > https://puck.nether.net/mailman/listinfo/cisco-nsp
> > archive at http://puck.nether.net/pipermail/cisco-nsp/
>



-- 
Omar E.P.T
-----------------
Certified Networking Professionals make better Connections!