
xStack 
config authen server_host
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 | TACACS protocol. | 
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 | xtacacs - Enter this parameter if the server host utilizes the | 
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 | XTACACS protocol. | 
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 | tacacs+ - Enter this parameter if the server host utilizes | 
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 | the TACACS+ protocol. | 
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 | radius - Enter this parameter if the server host utilizes the | 
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 | RADIUS protocol. | 
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 | port <int  | 
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 | the virtual port number of the authentication protocol on a server | 
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 | host. The default port number is 49 for | 
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 | TACACS/XTACACS/TACACS+ servers but the user may set a | 
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 | unique port number for higher security. The default port number for | 
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 | RADIUS servers is 1812. | 
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 | key <key_string 254> - Authentication key to be shared with a | 
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 | configured TACACS+ server only. Specify an alphanumeric string | 
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 | up to 254 characters or choose none. | 
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 | timeout <int  | 
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 | for the server host to reply to an authentication request. The default | 
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 | value is 5 seconds. | 
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 | retransmit <int  | 
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 | change how many times the device will resend an authentication | 
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 | request when the TACACS, XTACACS or RADIUS server does not | 
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 | respond. This field is inoperable for the TACACS+ protocol. | 
| Restrictions | Only  | 
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 | 
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Example usage:
To configure a TACACS authentication server host, with port number 4321, a timeout value of 12 seconds and a retransmit count of 4.
Command: config authen server_host 10.1.1.121 protocol tacacs port 4321 timeout 12 retransmit 4
Success.
delete authen server_host
| Purpose | Used to delete a  | 
| Syntax | delete authen server_host <ipaddr> protocol [tacacs xtacacs | 
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 | tacacs+ radius] | 
| Description | This command is used to delete a  | 
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 | server host previously created on the Switch. | 
| Parameters | server_host <ipaddr> - The IP address of the remote server host to | 
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 | delete. | 
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 | protocol – The protocol used by the server host to delete. The user | 
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 | may choose one of the following: | 
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