The code to unlock phones MTS 960, MTS968.
Phone IMEI and provider ID that looks like this (978X-2DMSRU1), all this is under the battery box or on the phone. You can still see the IMEI by typing * # 06 #
When installed in a mobile phone SIM card will be someone else´s code request, and to enter a code. Not to be confused with a PIN code that SIM card.
The code is entered once and for all, more requests when a new SIM card will not.