AT+CENG command is used to turn on the engineering modeo to get detailed network information. Following info are available,
Frequency channel number, receove level, receive quality, mobiel country code, mobile netwrok code, base station identify code, cell id, location area code, receive level access minimum, transmit power maximum, timing advance.
//engineering mode command support
//engineerign mode setting
//enable engineering mode
//Get the detailed network info