What is the difference between http and https?
Explain why is a gateway used?
What is a default gateway?
What is codec and DSP?
What are the different ways in which we can add phones in CUCM?
What do you mean by default dial-peer?
What are the matching criteria for incoming dial-peers and outgoing dial-peers in their order of preference?
What is Extension Mobility?
What are Network Services and Feature Services? What is the difference between them?
What is Call Park?
Explain Cisco UC Architecture?
What is CAS and CCS?
What are user facing features?
What is AAR?
Explain various ways in which Cisco unified communication systems can be deployed?