Did you check so see if the pri is up?
Also, make sure wanpipe & dahdi is setup correctly. From: asterisk-users-boun...@lists.digium.com [mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of satish patel Sent: Friday, March 25, 2011 3:41 PM To: asterisk-users Subject: [asterisk-users] Back-to-back asterisk PRI issue Following is my scenario to connect back to back PRI of two asterisk server. PRI cards are Sangoma A102D [Asterisk1]------------[PRI]-Cross Cable---------[Asterisk2] Asterisk1 ; Span 1 (MASTER) switchtype = national ; commonly referred to as NI2 context = from-pstn group = 0,24 echocancel = yes signalling = pri_net channel => 1-23 Asterisk2 ; Span 1 switchtype = national ; commonly referred to as NI2 context = from-pstn group = 0,24 echocancel = yes signalling = pri_cpe channel => 1-23 Following is my extensions.conf stuff on both machine (extension number could be change) [from-pstn] exten => s,1,Answer() same => n,Playback(hello-world) same => n,Hangup() [from-sip] exten => _7XXX,1,Answer() same => n,Dial(SIP/${EXTEN}) same => n,Hangup() exten => 7527,1,Dial(DAHDI/G0/7527) But i am getting following error when i am calling from A to B satish-desktop*CLI> [Mar 25 15:40:19] WARNING[4519]: app_dial.c:2039 dial_exec_full: Unable to create channel of type 'DAHDI' (cause 34 - Circuit/channel congestion) [Mar 25 15:40:19] WARNING[4519]: acl.c:698 ast_ouraddrfor: Cannot connect [Mar 25 15:40:19] WARNING[4519]: chan_sip.c:3115 __sip_xmit: sip_xmit of 0x14249d0 (len 763) to 0.0.29.103:5060 returned -1: Invalid argument [Mar 25 15:40:19] WARNING[4371]: chan_sip.c:3115 __sip_xmit: sip_xmit of 0x14249d0 (len 763) to 0.0.29.103:5060 returned -1: Invalid argument
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