<html><head><style type='text/css'>p { margin: 0; }</style><style type='text/css'>body { font-family: 'Arial'; font-size: 12pt; color: #000000}</style></head><body><P>Hello,</P>
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<P>I am trying to deposit a voicemail message(using voicemail() application) for a subscriber using asterisk-1.8.7.1. But i am facing aproblem in the rtp port allocation for a session due to which '488 Not Acceptable' response is sent towards the client end. Following are error messages:</P>
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<P>[Jan 18 12:43:59] ERROR[19164] res_rtp_asterisk.c: Failed to Allocate port 7660 for RTP instance '0x1a75ab98'<BR>[Jan 18 12:43:59] ERROR[19164] res_rtp_asterisk.c: Oh dear... we couldn't allocate a port (x=7662)7660 for RTP instance '0x1a75ab98'. errno 99<BR>[Jan 18 12:43:59] DEBUG[19164] rtp_engine.c: Engine 'asterisk' failed to setup RTP instance '0x1a75ab98'<BR>[Jan 18 12:43:59] DEBUG[19164] rtp_engine.c: Destroyed RTP instance '0x1a75ab98'<BR>[Jan 18 12:43:59] DEBUG[19164] chan_sip.c: ERROR: failed to allocate rtp instance<BR>[Jan 18 12:43:59] DEBUG[19164] chan_sip.c: Could not initialize RTP instance for dialog: <A href="mailto:800E51A5-1140-E111-A216-001A4B4698C3@10.34.77.90">800E51A5-1140-E111-A216-001A4B4698C3@10.34.77.90</A></P>
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<P>Please find attached the log file for more information.<BR><BR>Regards,<BR>Shalu </P></body></html>