Technical information

Chapter 2: AT+i Commands Reference
May 31, 2008 AT+i Commands Reference Manual 2-181
+iSPN - SerialNET Server Phone Number
Note: If a character that is defined as a Delimiter is used within the dial string, the string must
be entered between apostrophes.
Syntax: AT+iSPN=number
Permanently sets the SerialNET phone number to use to wake up
a remote SerialNET server.
Parameters: number = Telephone number to use to dial up a remote SerialNET
server in order to wake it up and activate its preprogrammed
Ring-Response procedures. The SerialNET client will attempt
RDL redials. During each dial-up attempt it will wait for SDT
seconds before hanging up.
Command Options:
number = Telephone number string, composed of digits, ',', '-',
'W', 'w', '*', '#', '!' or ' '. See description of the standard ATD
command.
Default: Empty. Do not attempt to wake up a remote SerialNET server.
Result Code:
I/OK If number is a legal phone number string.
I/ERROR Otherwise.
AT+iSPN? Report the current SerialNET wakeup telephone number. The
reply is followed by I/OK.
AT+iSPN=? Returns the message "Phone #". The reply is followed by I/OK.