Michael Strelnikov wrote: > Hi, > > Is it possible to force using codec depends on extension? For example, > voice codec is ILBC and with some prefix fax code should be ulaw. [root at fs-1 asterisk]# grep CODEC asterisk-1.2/doc/* asterisk-1.2/doc/README.variables:${SIP_CODEC} Set the SIP codec for a call [root at fs-1 asterisk]#