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Cisco Nexus 5500 Series NX-OS Security Command Reference
OL-27883-02
Chapter       R Commands
radius-server key
radius-server key
To configure a RADIUS shared secret key, use the radius-server key command. To remove a configured 
shared secret, use the no form of this command.
radius-server key [0 | 7] shared-secret
no radius-server key [0 | 7] shared-secret
Syntax Description
Command Default Clear text authentication
Command Modes Global configuration mode 
Command History
Usage Guidelines You must configure the RADIUS preshared key to authenticate the switch to the RADIUS server. The 
length of the key is restricted to 65 characters and can include any printable ASCII characters (white 
spaces are not allowed). You can configure a global key to be used for all RADIUS server configurations 
on the switch. You can override this global key assignment by using the key keyword in the 
radius-server host command.
Examples This example shows how to provide various scenarios to configure RADIUS authentication:
switch(config)# radius-server key AnyWord 
switch(config)# radius-server key 0 AnyWord 
switch(config)# radius-server key 7 public pac 
Related Commands
0 (Optional) Configures a preshared key specified in clear text to authenticate 
communication between the RADIUS client and server.
7 (Optional) Configures a preshared key specified in encrypted text to 
authenticate communication between the RADIUS client and server.
shared-secret Preshared key used to authenticate communication between the RADIUS 
client and server. The preshared key can include any printable ASCII 
characters (white spaces are not allowed), is case sensitive, and has a 
maximum of 63 characters.
Release Modification
5.2(1)N1(1) This command was introduced. 
Command Description
show radius-server Displays RADIUS server information.