D-Link DES-3550 Product Manual - Page 198

SSH Algorithm, Apply, Security, Management > Secure Shell SSH > SSH Algorithm

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xStack® DES-3500 Series Layer 2 Stackable Fast Ethernet Managed Switch User Manual Figure 7- 40. Current SSH Configuration Settings To configure the SSH server on the Switch, modify the following parameters and click Apply: Parameter Description SSH Server Status Max Session (1-8) Time Out (120-600) Auth. Fail (2-20) Session Rekeying Port(1-65535) Use the pull-down menu to enable or disable SSH on the Switch. The default is Disabled. Enter a value between 1 and 8 to set the number of users that may simultaneously access the Switch. The default setting is 8. Allows the user to set the connection timeout. The use may set a time between 120 and 600 seconds. The default setting is 300 seconds. 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. Using the pull-down menu uses this field to set the time period that the Switch will change the security shell encryptions. The available options are Never, 10 min, 30 min, and 60 min. The default setting is Never. Enter the ports for the SSH Configuration. SSH Algorithm The SSH Algorithm window allows the configuration of the desired types of SSH algorithms used for authentication encryption. There are four 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 Management > Secure Shell (SSH) > SSH Algorithm: 183

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xStack
®
DES-3500 Series Layer 2 Stackable Fast Ethernet Managed Switch User Manual
183
Figure 7- 40. Current SSH Configuration Settings
To configure the SSH server on the Switch, modify the following parameters and click
Apply
:
Parameter
Description
SSH Server Status
Use the pull-down menu to enable or disable SSH on the Switch. The default is
Disabled
.
Max Session (1-8)
Enter a value between
1
and
8
to set the number of users that may simultaneously access the
Switch. The default setting is
8
.
Time Out (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
300
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
Using the pull-down menu uses this field to set the time period that the Switch will change the
security shell encryptions. The available options are
Never
,
10 min
,
30 min
, and
60 min
. The
default setting is
Never
.
Port(1-65535)
Enter the ports for the SSH Configuration.
SSH Algorithm
The SSH Algorithm window allows the configuration of the desired types of SSH algorithms used for authentication encryption.
There are four 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
Management > Secure Shell (SSH) > SSH Algorithm: