[j-nsp] juniper-nsp Digest, Vol 92, Issue 50

[annam srinivas]

Hi,

   Prefix based TE can not be acheived for VPN IP pools.
Up To My Knowledge.


On Thu, Jul 29, 2010 at 9:30 PM, <juniper-nsp-request at puck.nether.net>wrote:

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> Today's Topics:
>
>   1. Traffic Engineering via LSP (Gabriel Farias)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Thu, 29 Jul 2010 11:15:54 -0300
> From: Gabriel Farias <gabrielfarias03 at gmail.com>
> To: juniper-nsp at puck.nether.net
> Subject: [j-nsp] Traffic Engineering via LSP
> Message-ID:
>        <AANLkTiknWE+NFAweL-NyTm8g0L-wLuGy=gen_g_ePMZa at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> Hi members,
>
>
> I need to do traffic engineering in backbone IP/MPLS from point A to point
> B, but just need some prefixes, part of the traffic is sent via TE and I'm
> seeing all traffic exiting via TE from point A to B. *What do I need to
> send
> only the prefix 10.152.42.0/25 via TE and not all traffic*?
>
>
>
> *Summary*:
> Point B:10.251.255.74
> Prefix must use the TE: 10.152.42.0/25
> Name's VPN traffic: pb-dados
> Another prefix you should not use the TE: 10.152.61.128/26
>
> *Configuration used in point A*:
>
> >protocols mpls
>
>
>
> label-switched-path TIVIT_to_DIVEO {
>
>    to 10.251.255.74;
>
>    install 10.152.42.0/25 active;
>
>    no-cspf;
>
>    optimize-timer 1;
>
>    primary TIVIT_to_DIVEO_Replica;
>
> }
>
> path TIVIT_to_DIVEO_Replica {
>
>    10.251.0.122 strict;
>
> }
>
> interface lo0.0;
>
> interface ge-3/0/2.0;
>
> interface fxp0.0 {
>
>    disable;
>
> }
>
> interface ae0.0;
>
> interface xe-0/0/0.0;
>
>
>
> >protocols rsvp
>
>
>
> interface fxp0.0 {
>
>    disable;
>
> }
> interface ge-3/0/2.0;
>
> *Expected behavior*:
>
> >show route 10.152.42.0
>
>
>
> inet.0: 319 destinations, 319 routes (318 active, 0 holddown, 1 hidden)
>
> + = Active Route, - = Last Active, * = Both
>
>
>
> 10.152.42.0/25     *[RSVP/7] 20:35:39, metric 22
>
>                    > to 10.251.0.122 via ge-3/0/2.0, label-switched-path
> TIVIT_to_DIVEO
>
>
>
> pb-dados.inet.0: 9783 destinations, 21974 routes (9783 active, 0 holddown,
> 0
> hidden)
>
> + = Active Route, - = Last Active, * = Both
>
>
>
> 10.152.42.0/25     *[BGP/170] 20:35:39, MED 0, localpref 110, from
> 10.251.255.1
>
>                      AS path: 65100 ?
>
>                    > to 10.251.0.122 via ge-3/0/2.0, label-switched-path
> TIVIT_to_DIVEO
>
>                    [BGP/170] 20:35:39, MED 0, localpref 110, from
> 10.251.255.2
>
>
>
> >traceroute 10.152.42.126 routing-instance pb-dados
>
>
>
> traceroute to 10.152.42.126 (10.152.42.126), 30 hops max, 40 byte packets
>
>  1  10.251.0.122 (10.251.0.122)  27.720 ms  27.543 ms  27.621 ms
>
>     MPLS Label=799192 CoS=0 TTL=1 S=1
>
>  2  10.251.40.66 (10.251.40.66)  28.318 ms *  27.481 ms
>
>
> *Unexpected behavior:*:
>
> >show route 10.152.61.189
>
>
>
> pb-dados.inet.0: 9784 destinations, 21974 routes (9780 active, 4 holddown,
> 0
> hidden)
>
> + = Active Route, - = Last Active, * = Both
>
>
>
> 10.152.61.128/26   *[BGP/170] 20:59:26, MED 0, localpref 110, from
> 10.251.255.1
>
>                      AS path: 65100 ?
>
>                    > to 10.251.0.122 via ge-3/0/2.0, label-switched-path
> TIVIT_to_DIVEO
>
>
>
> >traceroute 10.152.61.189 routing-instance pb-dados
>
>
>
> traceroute to 10.152.61.189 (10.152.61.189), 30 hops max, 40 byte packets
>
>  1  10.251.0.122 (10.251.0.122)  27.630 ms  27.527 ms  27.468 ms
>
>     MPLS Label=799192 CoS=0 TTL=1 S=1
>  2  10.251.40.66 (10.251.40.66)  27.522 ms *  27.837 ms
>
>
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> End of juniper-nsp Digest, Vol 92, Issue 50
> *******************************************
>



-- 
Regards,
A Srinivas


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