/etc/chatscripts/barry-emobile.chat is in barry-util 0.18.5-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Some of these options found documented at:
# http://wiki.colar.net/tethering_with_blackberry_pearl_on_linux
#
# Others are based on the peer file in XmBlackBerry
#
# Please send all working peer files to cdfrey@foursquare.net, so we can
# build a library of peer files for different carriers.
#
ABORT ERROR
'' AT&F
OK ATZ
OK ATI
OK AT+CNUM
OK AT+CSQ
# Some Blackberries reboot on this command
#OK AT+CREG?
#OK AT+CGDCONT?
#OK AT+CGQREQ?
#OK AT+CGQMIN?
#OK AT+CGATT?
#OK AT+CGREG?
OK AT+CGDCONT=1,"IP","data.eircom.ie"
#OK AT+CGDCONT=1,"IP","broadband.eircombb.ie"
OK ATDT*99#
CONNECT
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