zapata.conf: context=from-pstn signalling=fxs_ks usecallerid=yes group=0 callgroup=0 pickupgroup=0 immediate=no signalling=fxs_ks callerid="Channel 1" <6001> mailbox=6001 channel => 1 signalling=fxs_ks callerid="Channel 2" <6002> mailbox=6002 channel => 2 signalling=fxs_ks callerid="Channel 3" <6003> mailbox=6003 channel => 3 signalling=fxs_ks callerid="Channel 4" <6004> mailbox=6004 channel => 4 zaptel.conf: fxsks=1-4 loadzone = us defaultzone = us