Oracle Communications Session Border Controller — Question 45

Which SIP headers in an incoming SIP message to the Session Border Controller are used by a local-policy configuration element for routing?

Answer options

• A. From and To headers
• B. From header and Request-URI
• C. Call-Id header
• D. Contact header
• E. Via and To headers.

Correct answer: D

Explanation

The correct answer is D, as the Contact header is essential for routing decisions in local-policy configurations. The other options, while important in SIP messages, do not serve the specific function of routing in this context.