Hi after shutting down asterisk .. ss7linktest now shows : Starting Link 1 Link state change : IDLE ->NOTALIGNED Len = 4 [ff ff 01 00] FSN: 127 FIB 1 BSN: 127 BIB 1 >[0] LSSU SIO Link state change : NOTALIGNED->IDLE Link state change : IDLE->NOTALIGNED this is similar to what i got after i get to asterisk CLI and do a ss7 show linkset 1 Thanks for your quick response Sriram -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.digium.com/pipermail/asterisk-ss7/attachments/20080916/a2a267ba/attachment.htm