Mine
public text v1 · immutable;;;zapata.conf
signalling=fxo_ks
echotraining=yes
echocancelwhenbridged=yes
echocancel=yes
context=from-internal
callprogress=no
callerid=GSM Gateway <280>
busydetect=yes
busycount=5
rxgain=10.0
txgain=-4.0
channel=>4