Hi All, Any help is welcomed & thanks in advance _Scenario : _ Sip Phone(machine1) ---> SS7 Link --> Sip Phone(machine2) _Problem : _ The call pass through, the destination extensions rings. when I Pick Up i continue to hear the ringing in both extensions and there is no voice. Within Asterisk Logs i have the next warning message : NOTICE[28699]: channel.c:2591 __ast_read: Dropping incompatible voice frame on SS7/siuc/30 of format ulaw since our native format has changed to 0x8 (alaw) I tryed allow=all on sip.conf & iax.conf but the result is the same _Current configuration :_ - Asterisk : 1.4.39.2 - Dahdi : 2.5.0.2 - Kernel : 2.6.30.10 - chan_ss7 : 2.1.0 - 2 Machines : Machine1 (ipbrick144 | 172.31.3.144) + Machine2 (ipbrick145 | 172.31.3.145) - chan_dahdi unloaded, chan_ss7 loaded _Machine 1:_ _ss7.conf _ [linkset-siuc] enabled => yes enable_st => no use_connect => no hunting_policy => even_mru context => PBX1_Asterisk language => da t35 => 15000,timeout subservice => auto ; The host running the mtp3 service ;mtp3server => localhost [link-l1] linkset => siuc channels => 1-15,17-31 schannel => 16 firstcic => 1 enabled => yes sltm => no [host-ipbrick145] default_linkset=>siuc enabled => yes opc => 0x1 dpc => siuc:0x2 links => l1:1 if-1 => 172.31 _/etc/dahdi/system.conf_ span=1,0,0,ccs,hdb3 bchan=1-15,17-31 mtp2=16 #bchan=16 #dchan=16 _Link status_ linkset:siuc, link:l1/16, state:INSERVICE, sls:0, total: 3519/ 16 _Channels status_ CIC 1 Idle .. CIC 31 Idle _Machine 2:_ _ss7.conf _ [linkset-siuc] enabled => yes enable_st => no use_connect => no hunting_policy => even_mru context => PSTN2_Asterisk language => en t35 => 15000,timeout subservice => auto ; The host running the mtp3 service ;mtp3server => localhost [link-l1] linkset => siuc channels => 1-15,17-31 schannel => 16 firstcic => 1 enabled => yes sltm => no [host-ipbrick144] default_linkset=>siuc enabled => yes opc => 0x2 dpc => siuc:0x1 links => l1:1 if-1 => 172.31.3.144 _/etc/dahdi/system.conf _ span=1,1,0,ccs,hdb3 bchan=1-15,17-31 mtp2=16 #bchan=16 #dchan=16 _Link status_ linkset:siuc, link:l1/16, state:INSERVICE, sls:0, total: 3663/ 16 _ _ _Channels status_ CIC 1 Idle .. CIC 31 Idle -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.digium.com/pipermail/asterisk-ss7/attachments/20130319/4b2d563c/attachment.htm>
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