NEC Mobile secret codes

NEC db2000

*#2820# software vers.
IMEI *#06#
Reset *73738# (send?)
SP Lock info:
* # 3210 # (send?)
Network barring info : *#8140# (send?)
( it could harm your phone )
SIM lock it could harm your phone )
*#4960 # (send?) -Inquiry * 4960 * password * password # (send?) lock
#4960* password # (send?) unlock
[password] [8 digits]
Net Lock
*#7320# (send?) -Inquiry * 7320 * password * password # (send?) lock
#7320* password # (send?) unlock
[password] [ 8 digits]
Net Lock 2:
*#2220# (invio) - Inquiry * 2220 * password * password # (send?) lock
#2220* password # (invio?)unlock
[password] [8 digits]
Unlock subnetwork
*#1110# (send?) - inquiry * 1110 * password * password # (send?) lock
#1110* password # (send?) unlock
[password] [n° 8 cifre]
( it could harm your phone )