the Logout FQDN as the FQDN address to logout of the captive portal session from the client (for example, logout.guest.com).
logout-fqdn <WORD>
logout-fqdn <WORD>
| 
                         logout-fqdn <WORD>  | 
                     
                         Configures the FQDN address used to logout 
  | 
                  
rfs4000-229D58(config-captive-portal-test)#logout-fqdn logout.testuser.com
         rfs4000-229D58(config-captive-portal-test)#show context captive-portal test logout-fqdn logout.testuser.com rfs4000-229D58(config-captive-portal-test)#
| no | 
                         Clears the logout FQDN address  |