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radius-server host
This command specifies primary and backup RADIUS servers and
authentication parameters that apply to each server. Use the no form to
restore the default values.
Syntax
[no] radius-server index host {host_ip_address | host_alias}
[auth-port auth_port] [timeout timeout] [retransmit retransmit]
[key key]
• index - Allows you to specify up to five servers. These servers are
queried in sequence until a server responds or the retransmit period
expires.
• host_ip_address - IP address of server.
• host_alias - Symbolic name of server. (Maximum length: 20
characters)
• port_number - RADIUS server UDP port used for authentication
messages. (Range: 1-65535)
• timeout - Number of seconds the switch waits for a reply before
resending a request. (Range: 1-65535)
• retransmit - Number of times the switch will try to authenticate logon
access via the RADIUS server. (Range: 1-30)
• key - Encryption key used to authenticate logon access for client.
Do not use blank spaces in the string.
(Maximum length: 20 characters)
Default Setting
• auth-port - 1812
• timeout - 5 seconds
• retransmit - 2
Command Mode
Global Configuration
Example
Console(config)#radius-server 1 host 192.168.1.20 auth-port 181
timeout 10 retransmit 5 key green
Console(config)#