here is print out from the cisco, any setting to relaease calls that are in state(9) or State of the call : STATE_DISCONNECTING (9)
cisco3825#sh sip-ua call
Call 3 SIP Call ID : 0B41E65A@62.72.120.66 State of the call : STATE_DISCONNECTING (9) Substate of the call : SUBSTATE_NONE (0) Calling Number : 3143643674 Called Number : 13144472227 Bit Flags : 0x10020038 0x140800 0x8000404 CC Call ID : 8696 Source IP Address (Sig ): 62.68.93.2 Destn SIP Req Addr:Port : 62.85.221.186:5060 Destn SIP Resp Addr:Port: 62.85.221.186:5060 Destination Name : 62.85.221.186 Number of Media Streams : 1 Number of Active Streams: 1 RTP Fork Object : 0x0 Media Stream 1 State of the stream : STREAM_ACTIVE Stream Call ID : 8696 Stream Type : voice+dtmf (1) Negotiated Codec : g711ulaw (160 bytes) Codec Payload Type : 0 Negotiated Dtmf-relay : rtp-nte Dtmf-relay Payload Type : 101 Media Source IP Addr:Port: 62.68.93.2:17698 Media Dest IP Addr:Port : 62.79.56.71:35662 Orig Media Dest IP Addr:Port : 62.79.56.71:35662