Command setparam

Example:
setparam 2001:wap will change configured APN name.
Answer:
New value 2001:wap

or if multiple parameters needed:

Example:
setparam 2001:wap2;2002:user;2003:pass will change configured APN name, APN username and APN password. SMS command of limited to 160 characters.
Answer:
New value 2001:wap2;2002:user;2003:pass

Read parameter value. ID consists of 3 or 5 digits. A detailed list of parameters and identifiers can be found here:
GH5200 | TMT250 | TST100 | TFT100 | TAT100