D-Link xStack DGS-3426P, User Manual

Page: 221 / 318

xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch
Connection TimeOut
(120-600) Allows the user to set the connection timeout. The use may set a time between 120 and 600
seconds. The default setting is 120 seconds.
Auth. Fail (2-20) Allows the Administrator to set the maximum number of attempts that a user may try to log
on to the SSH Server utilizing the SSH authentication. After the maximum number of
attempts has been exceeded, the Switch will be disconnected and the user must reconnect
to the Switch to attempt another login. The number of maximum attempts may be set
between 2 and 20. The default setting is 2.
Session Rekeying
This field is used to set the time period that the Switch will change the security shell
encryptions by using the pull-down menu. The available options are
Never , 10 min , 30 min ,
and 60 min . The default setting is Never .
Port Enter the virtual port number to be used with this feature. The common port number for SSH
is 22.
SSH Authentication Mode
The SSH Authentication window allows the configuration of the desired types of SSH algorithms used for authentication
encryption. There are three categories of algorithms listed and specific algorithms of each may be enabled or disabled by using
their corresponding pull-down menus. All algorithms are enabled by default. To open the following window, click
Security >
SSH > SSH Authentication Mode and Algorithm Settings:
Figure 9- 30. SSH Algorithms window
The following algorithms may be set:
207