Will send an email to office again now.
Thank you again - we seem to have most of it working (I have fencing on now - just waiting for a faulty IPMI card to be replaced)
Could this be an issue? Seems like multicast on the server is not working even though we have IP Multicast Active set on the switch side
root@PL-C-001:/etc/pve# asmping 224.0.2.1 10.10.1.152
asmping joined (S,G) = (*,224.0.2.234)
pinging 10.10.1.152 from 10.10.1.150
unicast from 10.10.1.152, seq=1 dist=0 time=0.296 ms
unicast from 10.10.1.152, seq=2 dist=0 time=0.219 ms
unicast from 10.10.1.152, seq=3 dist=0 time=0.238 ms
unicast from 10.10.1.152, seq=4 dist=0 time=0.190 ms
unicast from 10.10.1.152, seq=5 dist=0 time=0.192 ms
unicast from 10.10.1.152, seq=6 dist=0 time=0.187 ms