<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: arial,helvetica,sans-serif; font-size: 10pt; color: #000000'><span style="font-family: monospace; font-size: medium; background-color: rgb(255, 255, 255);">We have a Nexus 3064 that is setup with partial BGP tables and is routing based on that.</span><span style="font-family: monospace; font-size: medium; background-color: rgb(255, 255, 255);"> </span><br style="font-family: monospace; font-size: medium;"><br style="font-family: monospace; font-size: medium;"><br style="font-family: monospace; font-size: medium;"><span style="font-family: monospace; font-size: medium; background-color: rgb(255, 255, 255);">I've done a show ip bgp for an IP of interest and it has an expected next hop IP. I show ip arp on that next hop IP and it has the expected interface.</span><span style="font-family: monospace; font-size: medium; background-color: rgb(255, 255, 255);"> </span><br style="font-family: monospace; font-size: medium;"><br style="font-family: monospace; font-size: medium;"><br style="font-family: monospace; font-size: medium;"><span style="font-family: monospace; font-size: medium; background-color: rgb(255, 255, 255);">However, sFlows show the packets leaving on a different interface, the one that would carry the default route for routes not otherwise known.</span><span style="font-family: monospace; font-size: medium; background-color: rgb(255, 255, 255);"> </span><br style="font-family: monospace; font-size: medium;"><br style="font-family: monospace; font-size: medium;"><br style="font-family: monospace; font-size: medium;"><span style="font-family: monospace; font-size: medium; background-color: rgb(255, 255, 255);">If the next hop IP is expected and the ARP of that next hop IP is expected, why are packets leaving out an unexpected interface?</span><span style="font-family: monospace; font-size: medium; background-color: rgb(255, 255, 255);"> </span><br><br><div><span name="x"></span><br><br>-----<br>Mike Hammett<br>Intelligent Computing Solutions<br>http://www.ics-il.com<br><br>Midwest-IX<br>http://www.midwest-ix.com<span name="x"></span><br></div><br></div></body></html>