HP 8920A - Password; SIS Challenge; SIS Response

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S:\HP892XX\USRGUIDE\manual\encoscrn.fb
Chapter 10, Signaling Encoder (AF Generator 2)
Nordic Mobile Telephone (NMT) Encoder
Password
This field specifies the 3-digit code added to the end of the MSN to prevent
unauthorized use of a subscriber number.
Valid Entry Range: 000 through FFF (hex)
NMT Frames Affected: 10b, 10c, 11a, 12.
Operating Considerations
This field is only used with the STD900 standard.
Pre-Emp
Pre-emphasis, when used, attenuates the lower frequency tone (1200 Hz at
1200 bps) to 2/3 of the field level setting.
SIS Challenge
The subscriber identity security challenge field is used to confirm a subscriber’s
MS identity.
Valid Entry Range: 0000000 through FFFFFFF (hex)
NMT Frame Affected: 7
Operating Considerations
This field is only used with the STD900 standard.
SIS Response
The subscriber identity security response field is used to respond to the SIS
challenge to confirm a subscriber’s MS identity.
Valid Entry Range: 0000 through FFFF (hex)
NMT Frame Affected: 16
Operating Considerations
This field is only used with the STD900 standard.