Nov 28 19:34:17 WARNING[4454] pbx.c: Context 'from-internal' tries includes nonexistent context 'outbound-allroutes'
Nov 28 19:34:17 WARNING[4454] pbx.c: Context 'from-pstn' tries includes nonexistent context 'from-pstn-custom'
Nov 28 19:34:17 WARNING[4454] pbx.c: Context 'from-pstn' tries includes nonexistent context 'ext-did'
Nov 28 19:34:17 VERBOSE[4454] logger.c:  [chan_agent.so]Nov 28 19:34:17 VERBOSE[4454] logger.c:  [chan_agent.so] => (Agent Proxy Channel)
Nov 28 19:34:17 VERBOSE[4454] logger.c:  [chan_phone.so]Nov 28 19:34:17 VERBOSE[4454] logger.c:  [chan_phone.so] => (Linux Telephony API Support)
Nov 28 19:34:17 VERBOSE[4454] logger.c:  [chan_ss7.so]Nov 28 19:34:17 VERBOSE[4454] logger.c:  [chan_ss7.so] => (SS7 Protocol Support)
Nov 28 19:34:17 ERROR[4454] config.c: Unable to load config 'ss7.conf'.
Nov 28 19:34:17 WARNING[4454] loader.c: chan_ss7.so: load_module failed, returning -1
Nov 28 19:34:17 VERBOSE[4454] logger.c:     -- SS7 channel unloaded.
Nov 28 19:34:17 WARNING[4454] loader.c: Loading module chan_ss7.so failed!