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Does RTP traffic travel directly from one remote IP phone to another remote IP phone?

April 26, 2017directly IP phone remote RTP Traffic Travel

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Does RTP traffic travel directly from one remote IP phone to another remote IP phone?

1 Answer

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A. No. RTP traffic is always routed through the Cisco Unified PhoneProxy. However, Cisco Unified PhoneProxy does not track state information about each phone. Therefore, it is not aware that the two calls from two different phones are in fact one call between two phones.