Chapter 1 MAINTENANCE SERVICES
1-41 NWA-033627-001 Rev.4.0
95ch1001.fm
VoIP LOG COLLECTION
(4) Conditions for RTP monitoring
• If the SIP trunk does not receive RTP for 10 seconds after establishing the path, the fault
information (fault kind 043) is registered and the path is released.
• The fault information (fault kind 043) is registered whenever the path is released by RTP monitor-
ing.
• The RTP monitoring starts when one packet is received from the originating office after a path is
established. Even during ringing, RTP monitoring functions when sending/receiving RTP.
• When the path is released by RTP monitoring, the SIP call disconnect message is sent to the
originating office.
APRIL/16/2010
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