dear all

I have two gateways each connected to a PBX with 5 number extensions.in each gateway i have also an fxs port. its also a gatekeeper.

i have registered two gateways in my gatekeeper and the fxo port can call to eachpther via gatekeeper. but when i want to call from fxo to eah pbx i hear fast busy tone.i have debuuged and this is result:

ARJ Nonstd decode succeeded

any idea please