HiWe are planning to upgrade our cluster from CUCM 6.1 TO CUCM 8.0.My question is that ,We are having 5000 DLU (Device license Unit) available in which we just utilized 3000 users ..so remaining is 2000 DLU.. do DLU reamains after upgarde....2ndly we...

Below are the Moduls details of 4507 and 4503, We have two queriesA- If we add Ethernet module of 4503 switch in 4507 Switch, is it CompaitibleB- If we add 2  Ethernet module on 4503 in 4507 , because according to th data sheet there is provisioning ...

Is it possible to send FAX using some third party FX s/w by scheduling them based on time slots in IPCC-X ?

Hello, Can anyone tell me how to configure snmp String on CUCM thorugh CLI.Thanks