Hi CUCM Team,We recently discovered a defect in the BIOS on the UCS C-series servers :CSCtw68712 UCS C-series bios fix for VMware ESx intel interrupt remapping issue Symptoms on CUCM server :missing keepalives (SDLLinkOOS) phone unregister high I...
The ACE does not have any restrictions on subnet mask.As long as you are not overlapping, the subnet mask should not be a problem. We do not have much information about your topology. Are the servers directly connected to the ACE ?Remember that the s...