2N Analogue UMTS gateway 2N SmartGate UMTS - Manual, 1699 v1.1.0 - Manual (Page 27)

2N® SmartGate UMTS parameters configuration 3.1
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Caution
n All tables are filled-in with default values after PCManager start. It is
recommended to load data from 2N® SmartGate UMTS before parameters
programming and saving. If you only save data after PCManager start, all
parameters except the PIN and service password in the 2N® SmartGate
UMTS memory will have default values.
Caution
n The PIN and service password can only be modified either manually or by
full initialization.