D-Link DES-3550 Command Line Interface Reference Manual page 252

DES-3550 Layer 2 Fast Ethernet Switch
NOTE: TACACS, XTACACS and TACACS+ are separate entities and are not compatible. The Switch and the
server must be configured exactly the same, using the same protocol. (For example, if the Switch is set up for
TACACS authentication, so must be the host server.)
The TACACS commands are listed (along with the appropriate parameters) in the following table.
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