raspberrypi*CLI> core set verbose 10
Verbosity was 0 and is now 10
  == Using SIP RTP TOS bits 184
  == Using SIP RTP CoS mark 5
[2015-03-26 15:10:02] WARNING[2944]: chan_sip.c:9972 process_sdp_a_audio: Got Siren7 offer at 24000 bps, but only 32000 bps supported; ignoring.
    -- Executing [14504333663@from-internal:1] ResetCDR("SIP/501-0000000b", "") in new stack
    -- Executing [14504333663@from-internal:2] NoCDR("SIP/501-0000000b", "") in new stack
    -- Executing [14504333663@from-internal:3] Progress("SIP/501-0000000b", "") in new stack
    -- Executing [14504333663@from-internal:4] Wait("SIP/501-0000000b", "1") in new stack
    -- Executing [14504333663@from-internal:5] Progress("SIP/501-0000000b", "") in new stack
    -- Executing [14504333663@from-internal:6] Playback("SIP/501-0000000b", "silence/1&cannot-complete-as-dialed&check-number-dial-again,noanswer") in new stack
    -- <SIP/501-0000000b> Playing 'silence/1.gsm' (language 'en')
[2015-03-26 15:10:04] WARNING[17906]: file.c:666 ast_openstream_full: File cannot-complete-as-dialed does not exist in any format
[2015-03-26 15:10:04] WARNING[17906]: file.c:957 ast_streamfile: Unable to open cannot-complete-as-dialed (format 0x8 (alaw)): No such file or directory
[2015-03-26 15:10:04] WARNING[17906]: app_playback.c:479 playback_exec: ast_streamfile failed on SIP/501-0000000b for silence/1&cannot-complete-as-dialed&check-number-dial-again,noanswer
[2015-03-26 15:10:04] WARNING[17906]: file.c:666 ast_openstream_full: File check-number-dial-again does not exist in any format
[2015-03-26 15:10:04] WARNING[17906]: file.c:957 ast_streamfile: Unable to open check-number-dial-again (format 0x8 (alaw)): No such file or directory
[2015-03-26 15:10:04] WARNING[17906]: app_playback.c:479 playback_exec: ast_streamfile failed on SIP/501-0000000b for silence/1&cannot-complete-as-dialed&check-number-dial-again,noanswer
    -- Executing [14504333663@from-internal:7] Wait("SIP/501-0000000b", "1") in new stack
    -- Executing [14504333663@from-internal:8] Congestion("SIP/501-0000000b", "20") in new stack
  == Spawn extension (from-internal, 14504333663, 8) exited non-zero on 'SIP/501-0000000b'
    -- Executing [h@from-internal:1] Hangup("SIP/501-0000000b", "") in new stack
  == Spawn extension (from-internal, h, 1) exited non-zero on 'SIP/501-0000000b'