MCQs > IT & Programming > Windows Mobile Development > During an outgoing VoIP call made through an IP PBX using a standard phone number, if the IP PBX cannot match the phone number with a SIP URI, then the IP PBX and the receiving device communicate over ________.

Windows Mobile Development MCQs

During an outgoing VoIP call made through an IP PBX using a standard phone number, if the IP PBX cannot match the phone number with a SIP URI, then the IP PBX and the receiving device communicate over ________.

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Windows Mobile Development Skill Assessment

Overall Skill Level-Poor

Your Skill Level: Poor

Retake Quizzes to improve it