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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Hi ,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"> From your protocols info, “BGP Next hop: ::” in channel vpn6-mpls, if next hop is empty, the route is withdrawn. Suggest to check it.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Best Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Arvin Gan<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Bird-users <bird-users-bounces@network.cz>
<b>On Behalf Of </b>Chris Herdt<br>
<b>Sent:</b> Friday, August 24, 2018 5:48 AM<br>
<b>To:</b> bird-users@network.cz<br>
<b>Subject:</b> vpn6-mpls routes on BIRD 2<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thanks to the list for all the help you've given me so far!<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Another question: I am running BIRD 2.0.2 and peering with a host that is announcing vpn4 mpls and vpn6 mpls routes.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">The vpn4 mpls routes are working, but all of the vpn6 mpls routes appear as withdrawn routes. I'm not sure why -- I looked at the packet capture in Wireshark and the UPDATE messages containing the IPv6 routes all show zero for Withdrawn
Routes Length. Any ideas?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Here's the result of 'show protocols all peer1' (addresses changed):<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">bird> show protocols all peer1<br>
Name Proto Table State Since Info<br>
peer1 BGP --- up 14:35:04.353 Established <br>
BGP state: Established<br>
Neighbor address: 192.168.42.1<br>
Neighbor AS: 65321<br>
Neighbor ID: 192.168.42.1<br>
Local capabilities<br>
Multiprotocol<br>
AF announced: vpn4-mpls vpn6-mpls<br>
Route refresh<br>
Graceful restart<br>
4-octet AS numbers<br>
Enhanced refresh<br>
Neighbor capabilities<br>
Multiprotocol<br>
AF announced: vpn4-mpls vpn6-mpls<br>
Route refresh<br>
Extended next hop<br>
IPv6 nexthop: ipv4 ipv4-mc<br>
Graceful restart<br>
Restart time: 120<br>
AF supported: vpn4-mpls vpn6-mpls<br>
AF preserved:<br>
4-octet AS numbers<br>
Session: internal multihop AS4<br>
Source address: 192.168.100.1<br>
Hold timer: 12.954/15<br>
Keepalive timer: 0.005/5<br>
Channel vpn4-mpls<br>
State: UP<br>
Table: vpntab4<br>
Preference: 100<br>
Input filter: ACCEPT<br>
Output filter: REJECT<br>
Routes: 9771 imported, 0 exported<br>
Route change stats: received rejected filtered ignored accepted<br>
Import updates: 9771 0 0 0 9771<br>
Import withdraws: 20 0 --- 20 0<br>
Export updates: 9771 9771 0 --- 0<br>
Export withdraws: 0 --- --- --- 0<br>
BGP Next hop: 192.168.100.1<br>
IGP IPv4 table: master4<br>
Channel vpn6-mpls<br>
State: UP<br>
Table: vpntab6<br>
Preference: 100<br>
Input filter: ACCEPT<br>
Output filter: REJECT<br>
Routes: 0 imported, 0 exported<br>
Route change stats: received rejected filtered ignored accepted<br>
Import updates: 0 0 0 0 0<br>
Import withdraws: 2785 0 --- 2785 0<br>
Export updates: 0 0 0 --- 0<br>
Export withdraws: 0 --- --- --- 0<br>
BGP Next hop: ::<br>
IGP IPv6 table: master6<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><br>
-- <o:p></o:p></p>
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<p class="MsoNormal">Chris Herdt<br>
<a href="https://osric.com/chris/" target="_blank">https://osric.com/chris/</a><o:p></o:p></p>
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