/dev/rfcomm2 connect "/usr/sbin/chat -s -v -f /etc/ppp/chat/gprs.chat" nocrtscts defaultroute usepeerdns noauth user xxxyyyzzzz@uscc.net password xxxyyyzzzz 115200
ABORT 'BUSY' ABORT 'NO CARRIER' ABORT 'ERROR' '' ATZ OK ATDT#777 CONNECT ~p
rfcomm2 { bind no; device vv:xx:yy:zz:aa:bb; channel 8; # using "sdptool browse vv:xx:yy:zz:aa:bb" tells the channel }