Cisco 400-051 Exam

Which two SDP content headers can be found in a SIP INVITE message? (Choose two.)

  • A. Expires
  • B. Contact
  • C. Connection Info
  • D. Media Attributes
  • E. Allow
  • F. CSeq
Answer: Option C. D.
Explanation: 

Connection info is optional field in SDP whether Media attributes decide the codec and media type for that call.

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