Call failed to go through, reason 1,3

Hi there,

I am using asterisk on ss7 signling but am getting bello (Notice) Call failed to go through, reason 1 resion 3, but I don’t know the resion 1 & 3 can you some know that pls let me know

Apr 14 16:47:03 NOTICE[24742]: pbx_spool.c:269 attempt_thread: Call failed to go through, reason 1
Apr 14 16:47:03 NOTICE[24288]: pbx_spool.c:269 attempt_thread: Call failed to go through, reason 3
Apr 14 16:47:03 NOTICE[24772]: pbx_spool.c:269 attempt_thread: Call failed to go through, reason 1
Apr 14 16:47:03 NOTICE[25667]: chan_ss7.c:2636 process_cpr: Got call progress, but call setup not active, CIC=165?!?Apr 14 16:47:03 WARNING[24641]: cdr.c:550 ast_cdr_disposition: Cause not handled
– SS7 hangup ‘SS7/siuc/144’ CIC=144 Cause=31 (state=7)
Apr 14 16:47:03 NOTICE[24298]: pbx_spool.c:269 attempt_thread: Call failed to go through, reason 3
Apr 14 16:47:03 WARNING[25035]: cdr.c:550 ast_cdr_disposition: Cause not handled
– SS7 hangup ‘SS7/siuc/228’ CIC=228 Cause=31 (state=7)
Apr 14 16:47:03 WARNING[25029]: cdr.c:550 ast_cdr_disposition: Cause not handled
– SS7 hangup ‘SS7/siuc/111’ CIC=111 Cause=31 (state=7)
Apr 14 16:47:03 WARNING[25033]: cdr.c:550 ast_cdr_disposition: Cause not handled

Thank u in advance
-Maruti