VMware has recalled the latest ESXi 5.5 Patch, released on April 30, 2015.
VMware ESXi 5.5 Patch Release ESXi550-201504002
(build number: 2702864)
After upgrading to VMware ESXi 5.5 Patch Release ESXi550-201504002 (build number: 2702864) with VMware NSX for vSphere 6.x or Cisco Nexus 1000v, Virtual machines on VXLAN wires are unable to communicate across hosts with their Edges or Distributed Routers.
If you have already upgraded, perform a rollback to the latest version:
- Reboot ESXi Host
- When the Hypervisor progress bar starts loading, press Shift+R.
- The following warning is displayed:Current hypervisor will permanently be replaced
with build: X.X.X-XXXXXX. Are you sure? [Y/n]
- Press Shift+Y to roll back the build
- Press Enter to boot
Pingback: ESXi 5.5 April 2015 Patch (Build 2702864) | Virten.net
Rollback does not work. VMWare tested rollback in its lab and it didn't work as well..The solution is to install from scratch
Pingback: ESXi 5.5 March 2015 Patch (Build 2718055) | Virten.net
As a customer I should be getting a high priority alert informing me of this issue. I did not. Luckily I have not installed the update.