NEC SV8500 Operation And Maintenance Manual - page 828
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CHAPTER 7
Maintenance Commands
The following shows the relationship between SEC value and encryption on a connection pattern basis.
Figure 7-6 The Relationship between SEC value and Encryption
[1] non-IP terminal and non-IP terminal
[2] IP terminal and IP terminal (SV8500: encryption is valid)
[3] IP terminal and IP terminal (SV8500: encryption is invalid)
[4] IP terminal and IP terminal (SV8500: encryption is valid)
[5] IP terminal and IP terminal (SV8500: encryption is valid)
[6] non-IP terminal and IP terminal (SV8500: encryption is valid)
[7] non-IP terminal and IP terminal (SV8500: encryption is invalid)
[8] IP terminal and non-IP terminal (SV8500: encryption is valid)
SEC = blank
SEC = O
SEC = blank
SEC = blank
SEC = X
SEC = O
SEC = blank
SEC = blank
IPPAD
IPPAD
Encryption Not Provided
Encryption = OK
Encryption = NG
Encryption Not Provided
Encryption Not Provided
Encryption Not Provided
Encryption Not Provided
Encryption Not Provided
IPPAD
: IP terminal (with encryption)
: non-IP terminal
Terminal
o
specified by DCON
Terminal
o
specified by DCON
Terminal
o
specified by DCON
Terminal
o
specified by DCON
Terminal
o
specified by DCON
Terminal
o
specified by DCON
Terminal
o
specified by DCON
Terminal
o
specified by DCON
: IP terminal (without encryption)
: DCON target station
Legend:
Encryption = OK
Encryption = OK
Encryption = NG