User's Manual

DRAFT TrimTrac 1.5 Technical Manual v0.3ab 86
AT+CTKF?
CTKF:<GPRS Transport Protocol>,<GPRS Session Protocol>,<GPRS Session
Keep-alive Timeout, T25>,<GPRS Session Timeout, T26>,<GPRS Destination
Address>
OK
<GPRS Transport Protocol> 0=UDP; 1=TCP. Default: 1
<GPRS Session Protocol> 0=None; 1=TrimTrac ICD (See Separate
Document)
. Default: 0
<GPRS Session Keep-alive
Timeout, T25>
In Seconds (0=Never; 1 –43200). Default: 300
<GPRS Destination Address>
GPRS destination address in the following format:
111.222.333.444:12345. This represents an IP
Address and Port Number pair, maximum number
string up to 21 characters. Must use quotation marks
“_”. Default: 0.0.0.0:0
Table 25, AT+CTKF? Query