just meet this error as i only start infacing * and PANASONIC KX-TA308 PABX today (though i collect info on how to do it a while a go)
my local call from asterisk to PANA is ok , i can now dial from IP phone (registered as SIP in asterisk) to PANA locals (its a matter of zapata.conf and using available TRUNK)
but when i dial from PANA locals to (going out) to asterisk with popular "9 "
i received this error
this error occur right after i dial number 9 and then i hear a busy tone
what is this error all about?
my context for 21-24 channels is [*_2_pana]
under it in extensions.conf i have