*#06# for checking the IMEI (International Mobile Equipment Identity)
*#0000# shows the SW version.
Latest software version: V 5.06 (09.12.99) RAE-2
V 5.02 (26-08-99)RAE-2
V 4.05 RAE-2
Free SMS Tip
1st Way:
1. turn our phone off.
2. turn it on and enter your pin.
3. enter *#746025625# 4. now "SIM CLOCK STOP ALLOWED" will be displayed.
now you can send sms for free. if you turn your phone off and later on you have to reenter this code!!!
In some Networks it doesn’t work!!!
2nd Way:
Set Menu 4-3-3 on Usergroup 666 (work with German Networks)