AudioCodes Mediant 4000 SBC - IDS Parameters

CHAPTER60 Configuration Parameters Reference
Mediant 4000 SBC | User's Manual
Parameter Description
'Max Binary Packet Size'
configure system > cli-
settings > ssh-max-
binary-packet-size
[SSHMaxBinaryPacketSize]
Defines the maximum packet size (in bytes) for SSH
packets.
The valid value is 582 to 35000. The default is 35000.
'Maximum SSH Sessions'
configure system > cli-
settings > ssh-max-
sessions
[SSHMaxSessions]
Defines the maximum number of simultaneous SSH
sessions.
The valid range is 1 to 5. The default 5.
'Enable Last Login Message'
configure system > cli-
settings > ssh-last-
login-message
[SSHEnableLastLoginMessage]
Enables message display in SSH sessions of the time and
date of the last SSH login. The SSH login message
displays the number of unsuccessful login attempts since
the last successful login.
■ [0] Disable
■ [1] Enable (default)
Note: The last SSH login information is cleared when the
device is reset.
'Max Login Attempts
configure system > cli-
settings > ssh-max-
login-attempts
[SSHMaxLoginAttempts]
Defines the maximum SSH login attempts allowed for
entering an incorrect password by an administrator before
the SSH session is rejected.
The valid range is 1 to 5. The default is 3.
Note: The new setting takes effect only for new
subsequent SSH connections.
IDS Parameters
The Intrusion Detection System (IDS) parameters are described in the table below.
Table 60-26:IDS Parameters
Parameter Description
'Intrusion Detection System
(IDS)'
enable-ids
[EnableIDS]
Enables the IDS feature.
■ [0] Disable (default)
■ [1] Enable
'Alarm Clear Period'
alarm-clear-period
[IDSAlarmClearPeriod]
Defines the interval (in seconds) after which an IDS alarm is
cleared from the Active Alarms table if no thresholds are
crossed during this time. However, this "quiet" period must
be at least twice the Threshold Window value. For example,
if IDSAlarmClearPeriod is set to 20 sec and the Threshold
Window is set to 15 sec, the IDSAlarmClearPeriod
parameter is ignored and the alarm is cleared only after 30
seconds (2 x 15 sec).
The valid value is 0 to 86400. The default is 300.
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