Hi all experts, Thank very much for your help. I have set "sltm => no" in ss7.conf Now I have this message on CLI console: ----------------------------------------------------------------------------------------------------- [Jul 11 04:03:16] NOTICE[4500]: l4isup.c:1305 t22_timeout: T22 timeout (No "circuit group reset acknowledge" from peer) CIC=1. [Jul 11 04:03:16] NOTICE[4500]: l4isup.c:1305 t22_timeout: T22 timeout (No "circuit group reset acknowledge" from peer) CIC=17. [Jul 11 04:03:46] NOTICE[4500]: l4isup.c:1305 t22_timeout: T22 timeout (No "circuit group reset acknowledge" from peer) CIC=1. [Jul 11 04:03:46] NOTICE[4500]: l4isup.c:1305 t22_timeout: T22 timeout (No "circuit group reset acknowledge" from peer) CIC=17. [Jul 11 04:04:16] NOTICE[4500]: l4isup.c:1305 t22_timeout: T22 timeout (No "circuit group reset acknowledge" from peer) CIC=1. ----------------------------------------------------------------------------------------------------- *CLI> ss7 link status linkset ls1, link l1, schannel 16, sls 0, INSERVICE, rx: 2, tx: 2/3, sentseq/lastack: 91/91, total 2233696, 2233792 *CLI> ----------------------------------------------------------------------------------------------------- *CLI> ss7 status linkset idle busy initiating resetting total incoming total outgoing ls1 0 0 0 30 0 0 *** Idle list lenth is: 30 ----------------------------------------------------------------------------------------------------- *CLI> ss7 linestat Linkset: ls1 CIC 1 Idle Reset pending CIC 2 Idle Reset pending 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 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 *CLI> ----------------------------------------------------------------------------------------------------- Any help would be greatly appreciated. Thank you! Best Regards! liuxin -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.digium.com/pipermail/asterisk-ss7/attachments/20100709/986517b1/attachment.htm