SERVER-ASTERISK SERVER-ASTERISK\SERVERA SERVER-ASTERISK\SERVERA\extensions.conf SERVER-ASTERISK\SERVERA\iax.conf SERVER-ASTERISK\SERVERA\sip.conf SERVER-ASTERISK\SERVERB SERVER-ASTERISK\SERVERB\extensions.conf SERVER-ASTERISK\SERVERB\iax.conf SERVER-ASTERISK\SERVERB\sip.conf