I noticed that the script /etc/chatscripts/quectel-chat-disconnect
script has some parsing errors by default (line breaks not properly parsed).
Here is a corrected version:
/etc/chatscripts/quectel-chat-disconnect
:
ABORT "ERROR"
ABORT "NO DIALTONE"
SAY "
Sending break to the modem
"
+++
+++
+++
SAY "
Goodbye