fax h323 gateway didn't work until fax protocol pass-through

This is an example of a dial-peer I made to make faxes work on a FAx server at a Main site. Until this command was added the faxes would time out.


dial-peer voice 606 voip
description Match Nashville numbers for FacSys
destination-pattern 04[4-9][02468]
session target ipv4:10.1.0.1
dtmf-relay h245-alphanumeric
codec g711ulaw
fax rate disable
fax protocol pass-through g711ulaw
no vad