router-preference
  
  
    Configures the router preference field
      value advertised in RAs. The options are high, medium, and low. This value is used to
      prioritize and select the default router when multiple routers are discovered.
    Supported on the following devices: 
         
         
            - Access Points: AP3000/X, AP5010, AP310i/e, AP410i/e, AP505i, AP510i, AP510e, AP560i, AP6522, AP6562, AP7161, AP7502,
               AP7522, AP7532, AP7562, AP7602, AP7612, AP7622, AP763, AP7662, AP8163, AP8543,
               AP8533.
- Service Platforms:
               NX5500, NX7500, NX9500, NX9600
- Virtual Platforms: CX9000, VX9000
Syntax
      
      router-preference [high|medium|low]
    
    Parameters
      
      router-preference [high|medium|low]
      
            
              | router-preference [high|medium|low] | Sets this router‘s preference over other routers, in the link, to be the
                default router. The options are high, low, and
                  medium. The default value is medium. The following points
                  should be taken into consideration when configuring router preference:  
                    For a router to be selected
                      as a default router, the router‘s lifetime should not be equal to “0”. To enable default router
                      selection, using router information contained in RAs, configure default router
                      selection on that interface. | 
          
    
    Examples
      
      nx9500-6C8809(config-ipv6-radv-policy-test)#router-preference high
      nx9500-6C8809-6C8809(config-ipv6-radv-policy-test)#show context
ipv6-router-advertisement-policy test
 ra suppress
 ra interval 200
 managed-config-flag
 nd-reachable-time global
 router-lifetime 2000
 advertise mtu
 advertise hop-limit
 router-preference high
 check-ra-consistency
 dns-server 2002::2 lifetime 3000
 domain-name TechPubs lifetime infinite
nx9500-6C8809(config-ipv6-radv-policy-test)#