Hi all, I am using chan_ss7 1.0 with asterisk 1.4.17. I have compiled and installed the packages successfully. However asterisk could not answer any call. here are some commands to show the status of the link: localhost*CLI> ss7 link status linkset siuc, link |1, schannel 1, sls 0, INSERVICE, rx: 1, tx: 0/3, sentseq/lastack: 4/4, total 116992, 117072 localhost*CLI> ss7 show channels Linkset: siuc> CIC 3 Idle Reset pending CIC 4 Idle Reset pending CIC 5 Idle Reset pending CIC 6 Idle Reset pending CIC 7 Idle Reset pending CIC 8 Idle Reset pending CIC 9 Idle Reset pending CIC 10 Idle Reset pending CIC 11 Idle Reset pending CIC 12 Idle Reset pending CIC 13 Idle Reset pending CIC 14 Idle Reset pending CIC 15 Idle Reset pending CIC 16 Idle Reset pending CIC 17 Idle Reset pending CIC 18 Idle Reset pending CIC 19 Idle Reset pending CIC 20 Idle Reset pending CIC 21 Idle Reset pending CIC 22 Idle Reset pending CIC 23 Idle Reset pending CIC 24 Idle Reset pending CIC 25 Idle Reset pending CIC 26 Idle Reset pending CIC 27 Idle Reset pending CIC 28 Idle Reset pending CIC 29 Idle Reset pending CIC 30 Idle Reset pending CIC 31 Idle Reset pending CIC 32 Idle Reset pending Here are some error messages that appeared on the console ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ The following error appears when I place a call to asterisk from outside [Jan 18 19:51:33] NOTICE[3968]: isup.c:489 decode_isup_phonenum: National (significant) or unknown nature of address indicator (1), assuming international. [Jan 18 19:51:33] WARNING[3968]: l4isup.c:2479 process_circuit_message: Reset still in progress for CIC=30, typ=IAM, state=0 message discarded. [Jan 18 19:51:41] WARNING[3968]: l4isup.c:2479 process_circuit_message: Reset still in progress for CIC=29, typ=REL, state=0 message discarded. [Jan 18 19:51:44] WARNING[3968]: l4isup.c:2479 process_circuit_message: Reset still in progress for CIC=30, typ=REL, state=0 message discarded. [Jan 18 19:51:45] NOTICE[3968]: l4isup.c:1220 t22_timeout: T22 timeout (No "circuit group reset acknowledge" from peer) CIC=3. ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- [Jan 18 19:52:59] NOTICE[3968]: mtp.c:1007 mtp2_process_lssu: Got status indication 'OS' while INSERVICE on link '|1'. [Jan 18 19:52:59] WARNING[3968]: chan_ss7.c:621 process_event: MTP is now DOWN on link '|1'. [Jan 18 19:52:59] NOTICE[3968]: mtp.c:580 mtp_changeover: MTP changeover last_ack=13, last_sent=13, from schannel 1, no INSERVICE schannel found [Jan 18 19:52:59] NOTICE[3968]: mtp.c:584 mtp_changeover: Failover not possible, no other signalling link and no other host available. [Jan 18 19:52:59] WARNING[3968]: chan_ss7.c:621 process_event: MTP is now DOWN on link '|1'. [Jan 18 19:53:01] NOTICE[3968]: mtp.c:1130 mtp2_good_frame: Sending TRA to peer on link '|1'.... [Jan 18 19:53:01] WARNING[3968]: chan_ss7.c:617 process_event: MTP is now UP on link '|1'. ---------------------------------------------------------------------------------------------------------------------------- This error appears after 2 minutes and I have to restart asterisk [Jan 18 19:50:53] NOTICE[3910]: mtp.c:340 mtp_put: Full MTP receivebuf, event lost, type=15. ------------------------------------------------------------------------------------------ I have started ss7 dump to see the MTP and ISUP messages. I can send it if needed Any help will be appreciated. -- Mark Pieter <mark.pieter75 at gmail.com>