Hello i got some new error watching in putty. when i tried to call in i get this error i see.
[2018-10-15 13:25:50] WARNING[14176][C-000000a0]: app_dial.c:2437 dial_exec_full: Unable to create channel of type ‘SIP’ (cause 20 - Subscriber absent)
[2018-10-15 13:25:50] WARNING[14176][C-000000a0]: app_dial.c:2437 dial_exec_full: Unable to create channel of type ‘SIP’ (cause 20 - Subscriber absent)
[2018-10-15 13:25:50] WARNING[14176][C-000000a0]: app_dial.c:2437 dial_exec_full: Unable to create channel of type ‘SIP’ (cause 20 - Subscriber absent)
[2018-10-15 13:25:50] WARNING[14176][C-000000a0]: app_dial.c:2437 dial_exec_full: Unable to create channel of type ‘SIP’ (cause 20 - Subscriber absent)
[2018-10-15 13:25:52] WARNING[2642][C-000000a0]: chan_sip.c:10116 process_sdp: Ignoring video stream offer because port number is zero
[2018-10-15 13:25:56] WARNING[3049][C-000000a0]: format_wav.c:146 check_header: Read failed (type)
[2018-10-15 13:25:56] WARNING[3049][C-000000a0]: file.c:399 fn_wrapper: Unable to open format wav
[2018-10-15 13:25:56] WARNING[3049][C-000000a0]: res_musiconhold.c:339 ast_moh_files_next: Unable to open file ‘/var/lib/asterisk/moh/.nomusic_reserved/silence’: No such file or directory
[2018-10-15 13:26:01] WARNING[14176][C-000000a0]: chan_sip.c:22159 func_header_read: This function can only be used on SIP channels.
[2018-10-15 13:26:01] WARNING[14176][C-000000a0]: chan_sip.c:22159 func_header_read: This function can only be used on SIP channels.
[2018-10-15 13:26:01] WARNING[14176][C-000000a0]: chan_sip.c:22159 func_header_read: This function can only be used on SIP channels.
[2018-10-15 13:26:01] WARNING[14176][C-000000a0]: chan_sip.c:22159 func_header_read: This function can only be used on SIP channels.
[2018-10-15 13:26:09] WARNING[2642][C-000000a0]: chan_sip.c:10116 process_sdp: Ignoring video stream offer because port number is zero
[2018-10-15 13:26:09] WARNING[14156][C-0000009f]: format_wav.c:146 check_header: Read failed (type)
[2018-10-15 13:26:09] WARNING[14156][C-0000009f]: file.c:399 fn_wrapper: Unable to open format wav
[2018-10-15 13:26:09] WARNING[14156][C-0000009f]: res_musiconhold.c:339 ast_moh_files_next: Unable to open file ‘/var/lib/asterisk/moh/.nomusic_reserved/silence’: No such file or directory
[2018-10-15 13:26:58] WARNING[14228][C-000000a3]: func_channel.c:538 func_channel_read: Unknown or unavailable item requested: ‘reversecharge’
Not sure what this is. Can someone please help me?