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Joined: Sun Sep 12, 2021 5:30 am

ebgp with comcast in v7

Fri May 20, 2022 3:46 pm

hello, im trying to get a full routing table form comcast on v7 we got a session going and it shows its working but im not getting any route in the list. there is no filters set yet, just trying to pull the whole table down.

1 name="comcast full route"
local.address= .role=ebgp
connect=yes listen=yes routing-table=main router-id= templates=Comcast
as=400601 multihop=yes address-families=ip

Session :

1 E remote.address= .as=7922 .id= .refused-cap-opt=no
.capabilities=mp,rr,enhe,gr,as4 .messages=10 .bytes=194 .gr-time=120 .gr-afi=ip .eor=ip
local.address= .as=400601 .id= .capabilities=mp,rr,gr,as4
.messages=10 .bytes=190 .eor=""
input.procid=56 ebgp
multihop=yes hold-time=3m keepalive-time=1m uptime=9m46s70m

what im i missing? any help thanks
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Joined: Wed Feb 07, 2007 12:45 pm
Location: Latvia

Re: ebgp with comcast in v7

Fri May 20, 2022 8:28 pm

By looking at session stats it looks like remote peer is not sending any routes.
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Posts: 57
Joined: Sun Aug 07, 2011 4:23 pm
Location: Hamburg, DE

Re: ebgp with comcast in v7

Sat May 21, 2022 12:42 am

You could use packet sniffer from tools to record the bgp session and analyze in wireshark. Perhaps Comcasts peering router is configured wrongly and only sending the default route.

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