Hi Mesbah, I just connected first E1 of telsis into asterisk trunk 5(which is second 4E1). Link came up on both Telsis and Asterisk. But it is showing yellow alarm on dahdi trunk. Please see debugs below: 1. Link status is up asterisk4*CLI> ss7 show linkset 1 SS7 linkset 1 status: Up 2. ss7linktest is still showing resource as busy [root at asterisk4.uk:~]$ /root/download/libss7-1.0.2/ss7linktest 16 itu 13961 13961 Could not open device 16: Device or resource busy 3. User part changed to STD_TEST but it was ISUP before. asterisk4*CLI> ss7 set debug off linkset 1 Enabled debugging on linkset 1 Len = 12 [ 85 85 09 81 9c 40 a2 0d 11 20 0b 00 ] FSN: 5 FIB 1 BSN: 5 BIB 1 <[0] MSU [ 85 85 09 ] Network Indicator: 2 Priority: 0 User Part: STD_TEST (1) [ 81 ] OPC 13961 DPC 156 SLS 0 [ 9c 40 a2 0d ] H0: 1 H1: 1 [ 11 ] Len = 12 [ 85 86 09 81 89 36 27 00 21 20 0b 00 ] FSN: 6 FIB 1 BSN: 5 BIB 1 >[0] MSU [ 85 86 09 ] Network Indicator: 2 Priority: 0 User Part: STD_TEST (1) [ 81 ] OPC 156 DPC 13961 SLS 0 [ 89 36 27 00 ] H0: 1 H1: 2 [ 21 ] Len = 3 [ 85 86 00 ] FSN: 6 FIB 1 BSN: 5 BIB 1 >[0] FISU Len = 12 [ 86 86 09 81 9c 40 a2 0d 11 20 0c 00 ] FSN: 6 FIB 1 BSN: 6 BIB 1 <[0] MSU [ 86 86 09 ] Network Indicator: 2 Priority: 0 User Part: STD_TEST (1) [ 81 ] OPC 13961 DPC 156 SLS 0 [ 9c 40 a2 0d ] H0: 1 H1: 1 [ 11 ] Len = 12 [ 86 87 09 81 89 36 27 00 21 20 0c 00 ] FSN: 7 FIB 1 BSN: 6 BIB 1 >[0] MSU [ 86 87 09 ] Network Indicator: 2 Priority: 0 User Part: STD_TEST (1) [ 81 ] OPC 156 DPC 13961 SLS 0 [ 89 36 27 00 ] H0: 1 H1: 2 [ 21 ] 4. Dahdi showing yellow alarm on first trunk and showing all channels in service. asterisk4*CLI> dahdi show status Description Alarms IRQ bpviol CRC4 Fra Codi Options LBO T4XXP (PCI) Card 0 Span 1 YEL 0 0 0 CCS HDB3 YEL 0 db (CSU)/0-133 feet (DSX-1) T4XXP (PCI) Card 0 Span 2 UNCONFI 0 0 0 CAS Unk YEL 0 db (CSU)/0-133 feet (DSX-1) T4XXP (PCI) Card 0 Span 3 UNCONFI 0 0 0 CAS Unk YEL 0 db (CSU)/0-133 feet (DSX-1) T4XXP (PCI) Card 0 Span 4 UNCONFI 0 0 0 CAS Unk YEL 0 db (CSU)/0-133 feet (DSX-1) T4XXP (PCI) Card 1 Span 1 UNCONFI 0 0 0 CAS Unk YEL 0 db (CSU)/0-133 feet (DSX-1) T4XXP (PCI) Card 1 Span 2 UNCONFI 0 0 0 CAS Unk YEL 0 db (CSU)/0-133 feet (DSX-1) T4XXP (PCI) Card 1 Span 3 UNCONFI 0 0 0 CAS Unk YEL 0 db (CSU)/0-133 feet (DSX-1) T4XXP (PCI) Card 1 Span 4 UNCONFI 0 0 0 CAS Unk YEL 0 db (CSU)/0-133 feet (DSX-1) --- Kind Regards, Deepika Nijhawan VoIP Engineer Oxygen8 Communications T: +44(0) 871 434 9151 +44(0) 121 620 9151 Email: deepika.nijhawan at oxygen8.com Skype: deepika-nijhawan W: <http://www.oxygen8.com/> www.oxygen8.com This communication contains information which is confidential and may also be privileged. It is for the exclusive use of the intended recipient/s. If you are not the intended recipient/s please note that any distribution, copying or use of this communication or the information in it is strictly prohibited. If you have received this communication in error please notify us by email or by telephone (08082060808) and then delete the email and any copies of it. This communication is from Oxygen8 Communications UK Ltd - Company Number 03383285. Registered Address; 12th Floor, Lyndon House, 58-62 Hagley Road, Birmingham, B16 8PE. VAT Registration Number: 792 4494 89 -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.digium.com/pipermail/asterisk-ss7/attachments/20100519/59c858e3/attachment-0001.htm