Quectel UC20 - Sleep Mode: UART Application; Sleep Mode: USB Application

UMTS/HSPA Module Series
UC20 PPP Application Note
UC20_PPP_Application_Note Confidential / Released 26 / 29
The content of the file "wcdma-chat-connect" is shown as below:
ABORT 'NO CARRIER'
ABORT 'ERROR'
ABORT 'NO DIALTONE'
ABORT 'BUSY'
ABORT 'NO ANSWER'
'' AT
OK ATE0
OK ATD*99#
CONNECT ''
The content of the file "wcdma-chat-disconnect" is shown as below:
ABORT OK
ABORT BUSY
ABORT DELAYED
ABORT "NO ANSWER"
ABORT "NO CARRIER"
ABORT "NO DIALTONE"
ABORT VOICE
ABORT ERROR
ABORT RINGING
TIMEOUT 12
"" \K
"" \K
"" \K
"" +++ATH
"" +++ATH
"" +++ATH
"" ATZ
SAY "\nGoodbay\n"\
Please create these three files and write the content of script manually in Linux system.
6.3. Set up PPP Connection by PPPD
Switch to root account, and type command “pppd call wcdma” in terminal. If PPP dial-up is established
successfully, you can see the new network interface with command “ifconfig”.
NOTE
Quectel
Confidential