SERVSELECT™ IP SCPS INSTALLER/USER GUIDE
32
You may also use this command to delete a RADIUS server defi nition.
SERVER RADIUS PRIMARY|SECONDARY DELETE
For more information, see
Server RADIUS command
in Chapter 6.
2.
Issue a Server Security command, using the Authentication parameter to specify the
authentication mode.
SERVER SECURITY AUTHENTICATION=<
auth_mode
>
You may optionally specify both RADIUS and local authentication, in either
order. In this case, authentication will be attempted initially on the fi rst method
specifi ed. If that fails, the second method will be used for authentication.
When SSH session access is enabled, you must specify either local
authentication, RADIUS authentication, or a combination of these.
3.
You are prompted to save the information. Enter
Y
to confi rm or
N
to cancel.
To display authentication con
fi
guration information:
1.
Issue a Show Server Security command.
SHOW SERVER SECURITY
The display includes the current SCPS authentication and encryption settings that
were confi gured with the Server Security command. If SSH access has been
enabled, the display indicates SSH2. Regardless of whether SSH is enabled, the
display includes the authentication method specifi ed with the Server SSH command.
2.
To display SCPS RADIUS settings that were confi gured with the Server
RADIUS command, issue a Show Server RADIUS command.
SHOW SERVER RADIUS
For more information, see
Server Security command
,
Show Server Security command
and
Show Server RADIUS command
in Chapter 6, plus
Connecting to devices using
SSH
in this chapter.
4.6 Managing the Port History Buffer
Each SCPS serial port has a circular history buffer that contains the latest 64K bytes
of data received from the attached serial device. This information may be helpful in
analyzing device anomalies.
The history buffer begins filling with received data upon completion of SCPS
initialization, even if no user is connected. When you connect to a serial port, the
data that was received from the attached serial device prior to the connection is
available in the buffer. You may choose whether to display the history buffer’s
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