[alcatel-nsp] iBGP-multipath configuration

[Ruslan Pustovoitov]

This is not true, ALU support ibgp-multipath for ipv4-vprn family and 
ecmp work very well.


Pan vangels пишет:
> ibgp-multipath works only for core bgp routing instance v4/v6 routes, 
> not for vpn routes.
> you have to use ecmp in the vprn combined with different RDs being 
> advertised within the core.
>
>
>
> ------------------------------------------------------------------------
> Date: Tue, 27 Apr 2010 12:11:19 +0800
> From: luthfis_mail at yahoo.com
> To: alcatel-nsp at puck.nether.net
> Subject: [alcatel-nsp] iBGP-multipath configuration
>
> Dear All,
>
> Does anyone knows about ibgp-multipath configuration on 7750SR. The 
> idea is I want to load share VPRN traffic within MPBGP cloud, and 
> there are 2 objectives :
>
> a. All VPRN (VRFs) will use ibgp-multipath
> b. Only few VPRN (not all) will use ibgp-multipath
>
> I've tried using command ibgp-multipath on global context and ecmp 2 
> on service VPRN context but still cannot get load balance result.
> ------------------------------------------------------------------------------------
> A:ALu1>config>router>bgp#
> enable-peer-tracking
> family ipv4 vpn-ipv4
> ibgp-multipath
> group "test"
> type internal
> peer-as 65200
> neighbor 10.10.10.5
> description "isat-rr1-sr1"
> exit
> exit
> A:ALu1>config>service>vprn#
> vrf-import "import-vrf-test"
> vrf-export "export-vrf-test"
> ecmp 2
> autonomous-system 65200
> route-distinguisher 10.10.10.20:110
> auto-bind ldp
> interface "to_Router" create
> address 10.100.50.25/30
> sap 7/1/2:50 create
> exit
> exit
>
> A:ALu2>config>router>bgp#
> enable-peer-tracking
> family ipv4 vpn-ipv4
> ibgp-multipath
> group "test"
> type internal
> peer-as 65200
> neighbor 10.10.10.5
> description "isat-rr1-sr1"
> exit
> exit
> A:ALu2>config>service>vprn#
> vrf-import "import-vrf-test"
> vrf-export "export-vrf-test"
> ecmp 2
> autonomous-system 65200
> route-distinguisher 10.10.10.30:110
> auto-bind ldp
> interface "to_Router" create
> address 10.100.50.25/30
> sap 7/1/2:50 create
> exit
>
> Thanks in advance for any help :)
> exit
>
>
>
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