Problem: During upgrade from UCS 4.2 to 4.3 server looses network connectivity
When performing the upgrade through ssh with
univention-upgrade --ignoressh you are loosing network connectivity. The host does not reply to
ping command. You can log on through the local console and notice the network is down.
The server has multiple network interfaces configured as bonding device.
Restart the server with the reboot command and continue with the upgrade process as before.
Start the upgrade through a remote console (ie iLO or VMware RemoteConsole)
Start the upgrade procedure through a
Note: When using the switch
--ignoressh you perform the upgrade procedure by ignoring the warnings about the possibility of loosing network during upgrade process and therefore loss of network is to be expected.