[j-nsp] On-box SR-TE with Admin Groups

Jason Iannone jason.iannone at gmail.com
Tue Jan 11 13:52:20 EST 2022


FYI,

The check here is:
show ted database topology-type l3-unicast
show ted link topology-type l3-unicast

If empty, do:
set protocols isis traffic-engineering l3-unicast-topology
set protocols isis traffic-engineering advertisement always

Thank you Colby!

Jason

On Tue, Jan 11, 2022 at 12:02 PM Jason Iannone <jason.iannone at gmail.com>
wrote:

> Hi all,
>
> I'm having trouble getting it up. You can see my lab topology below. I
> have an ingress router (green) specifying _include-any RED_ in an SR policy
> to reach the egress node (red). I come to you after many failed efforts and
> knob twiddling. Static ERO SR-TE LSPs pass traffic without fail.
>
> The traceoptions logs aren't particularly meaningful to me, but maybe
> error 3 means something to someone here.
>
> Jan 11 15:31:18.380311 SRCS:received compute-response message
> Jan 11 15:31:18.380322 SRCS:received comp-response for request_id:1 with
> error_code :1
> Jan 11 15:31:20.393280 SRCS:received comp-notify for request_id:1, with
> error:3, state_retained:0 num_results:0
> Jan 11 15:31:20.393298 SRCS:Updating compute-results for
> tunnel:static-BA2-DCA1_RA1-DAL2, lsp:ADMINGROUP with request_id:1
> Jan 11 15:31:20.393303 RPD_SPRING_TE_COMPUTE_LSP_COMPUTE_FAIL: SR-TE
> Policy: Computation failed for  source-routing-path:BA2-DCA1_RA1-DAL2,
> primary-segment:ADMINGROUP
>
> I can provide config if needed, but I didn't want to start with an
> overload of information.
>
> Junos 21.1R2 network wide
> RSVP deployed network wide (is this the only way to get admin groups into
> the TED?)
> All backbone interfaces in protocols mpls
>
> ###Ingress Router Config
> set logical-systems ba2-dca1 protocols mpls admin-groups RED 1
> set logical-systems ba2-dca1 protocols source-packet-routing
> compute-profile RED admin-group include-any RED
> set logical-systems ba2-dca1 protocols source-packet-routing
> source-routing-path BA2-DCA1_RA1-DAL2 to 10.0.1.13
> set logical-systems ba2-dca1 protocols source-packet-routing
> source-routing-path BA2-DCA1_RA1-DAL2 primary ADMINGROUP compute RED
>
> ###Red LSR
> set logical-systems ba1-dca1 protocols mpls admin-groups RED 1
> set logical-systems ba1-dca1 protocols mpls interface et-1/1/2.8
> admin-group RED
>
> Topology: https://i.imgur.com/QQBB4c2.png
>
> Thanks for any assistance you can provide,
>
> Jason
>


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