PhoNetInfo is free software. It retrieves detailed phone and
network information and runs on all Symbian S60 3rd edition
mobile phones, e.g. Nokia 3250, 5500, 5700, 6110, 6120, 6121,
6290, 6500, Nokia ESeries & NSeries (for N80 see README ch. 3).
PhoNetInfo has been developed by Patrick Frei
(Frei Software Development) and is officially signed by Symbian Ltd.
resp. Symbian Signed . Some screenshots for PhoNetInfo are available here.
Features:
PhoNetInfo retrieves information about the phone's firmware;
IMSI; IMEI; SIM card and battery status; WLAN IP, MAC, MTU and
speed, bluetooth MAC and device class; network mode, name,
signal strength, (cell) ID and country code; CPU speed, type and
architecture; RAM and ROM; running tasks; MMC & SD Card; etc.