Implementing Cisco Collaboration Cloud and Edge Infrastructure (CLCEI) — Question 118

What is a description of an Interactive Connectivity Establishment?

Answer options

• A. It is used by B2BUA to keep the firewall ports opened for inbound/outbound calls.
• B. It allows Mobile and Remote Access endpoints to connect video calls signaling peer-to-peer.
• C. It allows calling external endpoints with reduced overhead under VPN connections.
• D. It is used to find the best media path between network elements in traversal calls.

Correct answer: D

Explanation

The correct answer is D because Interactive Connectivity Establishment is designed to discover the most efficient media path for calls that traverse through various network elements. Options A, B, and C describe functionalities that are not directly related to the primary purpose of ICE, which focuses on media path optimization.