<div dir="ltr"><div><div>Dear James,<br><br></div>Silly question : why a /29 IP interconnect and not a /30 ? Have you tried changing that ?<br><br></div>Best regards.<br><br><br><div class="gmail_extra"><br><div class="gmail_quote">2016-08-30 14:10 GMT+02:00 James Cornman <span dir="ltr"><<a href="mailto:james@atlanticmetro.net" target="_blank">james@atlanticmetro.net</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hello, <div><br></div><div>Came across a strange issue that I could use a second set of eyes on.</div><div><br></div><div>Have an MLXe8 router with 5.6e running. Customer BGP session is up and we're receiving the route they're advertising, but BGP thinks the next-hop is unreachable and not accepting the route. Its not even getting to the point of processing any prefix-lists or route-maps.</div><div><br></div><div><br></div><div><font face="monospace, monospace">SSH@router#show ip bgp neigh 10.60.154.210 received-routes detail <br></font></div><div><div><font face="monospace, monospace"> There are 1 received routes from neighbor 10.60.154.210</font></div><div><font face="monospace, monospace">Searching for matching routes, use ^C to quit...</font></div><div><font face="monospace, monospace">Status A:AGGREGATE B:BEST b:NOT-INSTALLED-BEST C:CONFED_EBGP D:DAMPED</font></div><div><font face="monospace, monospace"> E:EBGP H:HISTORY I:IBGP L:LOCAL M:MULTIPATH m:NOT-INSTALLED-MULTIPATH</font></div><div><font face="monospace, monospace"> S:SUPPRESSED F:FILTERED s:STALE</font></div><div><font face="monospace, monospace">1 Prefix: <a href="http://10.60.158.0/26" target="_blank">10.60.158.0/26</a>, Status: EF, Age: 0h0m12s</font></div><div><font face="monospace, monospace"> NEXT_HOP: 10.60.154.210, Not Reachable, Learned from Peer: 10.60.154.210 (64585)</font></div><div><font face="monospace, monospace"> LOCAL_PREF: 100, MED: 0, ORIGIN: igp, Weight: 0</font></div><div><font face="monospace, monospace"> AS_PATH: 64585</font></div><div><font face="monospace, monospace"><br></font></div><div><font face="monospace, monospace"><br></font></div><div><div><font face="monospace, monospace">interface ve 170</font></div><div><font face="monospace, monospace"> ip address <a href="http://10.60.154.209/29" target="_blank">10.60.154.209/29</a><br></font></div><div><font face="monospace, monospace">!</font></div></div><div><font face="monospace, monospace"><br></font></div><div><div><font face="monospace, monospace"> neighbor CUSTOMER-ABC peer-group</font></div><div><font face="monospace, monospace"> neighbor CUSTOMER-ABC remote-as 64585</font></div><div><font face="monospace, monospace"> neighbor CUSTOMER-ABC soft-reconfiguration inbound</font></div><div><font face="monospace, monospace"> neighbor CUSTOMER-ABC default-originate</font></div><div><font face="monospace, monospace"> neighbor CUSTOMER-ABC route-map in CUSTOMER-NOEXPORT-in</font></div><div><font face="monospace, monospace"> neighbor CUSTOMER-ABC route-map out DEFAULT-ONLY</font></div></div><div><font face="monospace, monospace"> neighbor 10.60.154.210 peer-group CUSTOMER-ABC</font></div><div><br></div><div>Tried the usual suspects of removing the interconnect /29 from the ve and re-applying, rebuilding the BGP session, bouncing it many times, etc. Session is up..ping communication works fine.</div><div><br></div><div><br></div><div><br></div>-- <br><div><div dir="ltr"><div><div dir="ltr"><div><span style="background-color:rgb(255,255,255)"><p style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:13px;margin:0px"><b><span style="font-size:10pt">James Cornman</span></b></p><p style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:13px;margin:0px"><span style="font-size:10pt"><a href="mailto:jcornman@atlanticmetro.net" style="color:rgb(51,51,51)" target="_blank"><span style="color:blue">jcornman@atlanticmetro.net</span></a><br>212.792.9950 - ext 101<br><b><span style="color:black"><br>Atlantic Metro Communications</span></b></span></p><p style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:13px;margin:0px"><i><span style="font-size:10pt">4 Century Drive, Parsippany NJ 07054</span></i></p><p style="margin:0px"><i style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:13px"><span><br></span></i><font color="#333333"><span style="font-size:13.3333px"><i>Colocation • Cloud Hosting • Network Connectivity • Managed Services</i></span></font><br><font color="#333333"><span style="font-size:13.3333px">Follow us on Twitter: <a href="https://twitter.com/atlanticmetro" target="_blank">@atlanticmetro</a> </span></font><i style="color:rgb(51,51,51);font-size:13.3333px">• Like us on <a href="https://www.facebook.com/atlanticmetro" target="_blank">Facebook</a></i><br><a href="https://www.atlanticmetro.net/" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:13px" target="_blank"><span style="font-size:10pt;color:rgb(87,151,176)">www.atlanticmetro.net</span></a></p></span></div></div></div></div></div>
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