vSphere 5 Networking Bug #2 Affects Management Network Connectivity

On Wednesday, I wrote about a VMware vSphere 5 networking bug that caused issues with iSCSI networking.  That bug, described in VMware KB 2008144 caused vmk traffic to be sent over the unused vmnic uplink in a team where there is an unused uplink and an explicit failover policy present.  See the diagram below to better understand what was going on there…. The second bug vSphere 5 networking bug I experienced was similar to the first: traffic was sent out of an unexpected interface after upgrading to ESXi 5.  This particular bug surfaced while troubleshooting my iSCSI bug (because why … [Read more...]