Asterisk
From MyWiki
iax configuration ( not guaranteed ) SIP configuration for voip phone Working iax configuration, using vpn Registration statement on one instance only ( Really vpn should not need a register statement ) working iax config using nat firewall Very similar to above but using nat instead of vpn. Configuring chan_mobile sip2sis Pattern matching in the extensions.conf file. https://shyju.wordpress.com/tag/dahdi-call-disconnect-tone-settings/ ( hangup issues ) cmterm-7975-sip.8-4-1.zip is supposed to work with cisoc 7975G http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cuipph/7975g/6_1/english/administration/guide/7975GAdminGuide/7975cst.html#wp1088046 http://doxygen.asterisk.org/trunk/chan_dahdi.conf.html Calling via IAX http://www.electronics-tutorials.ws/filter/filter_4.html Band pass filter http://www.electronics-tutorials.ws/filter/filter_7.html using op amp ( this looks good ) http://www.klaverstyn.com.au/david/wiki/index.php?title=Asterisk_for_Raspberry_Pi_on_Raspbian Install asterisk manually. silk codec http://highsecurity.blogspot.co.uk/2013/02/setting-up-silk-codec-with-asterisk-1011.html
