[j-nsp] VRF export/import of eBGP learned route

Alexander Arseniev arseniev at btinternet.com
Fri Jun 29 04:07:34 EDT 2018


Does "no-prepend-global-as" help?





On 29/06/2018 04:58, Aaron Gould wrote:
> Use with caution in live environment as I'm going off of some testing I was
> recently doing in my lab and I'm pretty sure I saw this same issue.
> Sounds like something I saw with my internet boundary pe's, would add my AS
> on routes were learned from internet and send as vpnv4 routes into my
> internal ibgp environment and internal pe's were seeing their own AS and
> routes were being hidden as looped...
> Try this on PE1 ....
> If pe1 ebgp group is called "ebgp-to-ix"...
> If IX ip that you neighbor with is
> If vrf on PE1 and PE2 is called "my-vrf"...
> ...do this on PE1...
> set routing-instances my-vrf protocols bgp group ebgp-to-ix neighbor
> local-as private
> ...now see if PE2 is still seeing its own AS as looped
> - Aaron
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