User manual

Confidential, the whole present document is the sole property of Maestro Wireless Solution Ltd.
30
<ret_code>
return code of DDNS update server.
Following table list the relationship between <result> and <ret_code>
Result
1
2
3
4
5
6
7
8
9
10
11
Ret_code
good
no_chg
badauth
donator
notfqdgn
Nohost
numhost
abuse
badagent
dnserr
911
Visit Website of DDNS service providers for the explanation of return code.
Note :
- If the DDNS update process fails because of failure to get server response the <result> maybe a negative value,
contact Maestro to get details.
- Before making command driven ping action (AT+IPPING w/o argument) make sure GPRS is connected
(+IPCONNECT: 1,1) and ping target and parameters are set properly.
- If automatic DDNS update enabled, Smart Pack will detect GPRS connection and start DDNS update once
connection is established. If update is fail it will retry for 3 times maximium. User can enter AT+IPDDNSUPD?
to check the result of last update result.