/etc/chatscripts/barry-tmobileus.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.
1 2 3 4 5 6 | ABORT BUSY ABORT 'NO CARRIER' ABORT VOICE ABORT 'NO DIALTONE' ABORT 'NO DIAL TONE' ABORT 'NO ANSWER' ABORT DELAYED ABORT ERROR
SAY "Initializing\n"
'' ATZ
OK AT+CGDCONT=1,"IP","wap.voicestream.com"
OK-AT-OK ATDT*99#
CONNECT \d\c
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