Specifications

DGS-3212SR Stackable Gigabit Layer 2 Switch
Figure 5- 15. Authentication Server Host Setting – Edit window
Configure the following parameters to add or edit an Authentication Server Host:
Parameter Description
IP Address
The IP address of the remote server host to add.
Protocol
The protocol used by the server host. The user may choose one of the following:
TACACS – Enter this parameter if the server host utilizes the TACACS protocol.
XTACACS – Enter this parameter if the server host utilizes the XTACACS protocol.
TACACS+ – Enter this parameter if the server host utilizes the TACACS+ protocol.
RADIUS – Enter this parameter if the server host utilizes the RADIUS protocol.
Port (1-65535)
Enter a number between 1 and 65535 to define the virtual port number of the
authentication protocol on a server host. The default port number is 49 for
TACACS/XTACACS/TACACS+ and 1812 for RADIUS servers, but the user may set a
unique port number for higher security.
Timeout (1-255)
Enter the time in seconds the Switch will wait for the server host to reply to an
authentication request. The default value is 5 seconds.
Retransmit (1-255)
Enter the value in the retransmit field to change how many times the device will
resend an authentication request when the TACACS/RADIUS server does not
respond.
Key
Authentication key to be shared with a configured TACACS+ server only. Specify an
alphanumeric string up to 254 characters.
Click Apply to add the server host.
NOTE: More than one authentication protocol can be run on the
same physical server host but, remember that RADIUS, TACACS,
TACACS+, and XTACACS are separate entities and are not
compatible with each other
135