Dearfor you support and advise, should the UCCX has the same DNS server IP addresses and the domain name as the CUCM, as I am going to change the DNS server IP and domain name of the UCCX thank you 

Dearhope all is good Seeking  your advise, I need to change the DNS IP address of our CUCM publish and subscribes as well as unity and UCCC with a new DNS server IP. As those nodes are taking old DNS server IP during implementation. What is the Impac...