Cisco 400-051 Exam

Which SIP header is used by Cisco Unified Communication Manager to support the Redirected Number ID Service?

  • A. replaces
  • B. RPID
  • C. diversion
  • D. join
  • E. P-charging-vector
Answer: Option C.

CUCM uses sip diversion header in INVITE message to carryout Redirected Number ID service.

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