- 
        To create or delete an ERPS
          ring, use the following commands:
        
          create erps ring-name {ring-id
                ring_id}
          
            delete erps ring-name
            
          
         
       - 
        To add or delete a control VLAN on the ERPS ring, use the following commands:
        
          
            configure erps ring-name
              add
              control {vlan} vlan_name
            
          
          
            configure erps ring-name
              delete
              control {vlan} vlan_name
            
          
         
       - 
        To add or delete a protected VLAN on the ERPS ring, use
          the following commands:
        
          
                        configure erps ring-name add protected {vlan} vlan_name  
          
                        configure erps ring-name delete protected {vlan} vlan_name 
                    
         
       - 
        To add ring ports on the ERPS ring (this ring's ports connect the switch to the ERPS
          ring), use the following command:
        
configure erps ring-name
                ring-ports [east | west] port
            
       - 
        To add ring ports on the ERPS ring, use the following
          command:
        
                    configure
          erps ring-name ring-ports [east | west] port 
                
       - 
        To configure  CFM for ERPS ring ports, use the following command:
        
configure erps ring_name
                cfm
                port [east | west] [add | delete] group
                group_name
            
       - 
        To delete ring ports on the ERPS ring, use the following
          command:
        
                    unconfigure
          erps ring-name ring-ports west 
                
       - 
        To add or delete RPL (ring protection link) owner
          configuration for the ERPS ring, use the following commands:
        
          
                        configure erps ring-name protection-port port 
                    
          
                        unconfigure erps ring-name protection-port 
                    
         
       - 
        To add or delete RPL (ring protection link) neighbor
          configuration for the ERPS ring, use the following commands:
        
           configure erps ring-name neighbor-port port 
                    
           unconfigure erps ring-name neighbor-port  
         
       - 
        To add or delete ERPS revert operation along with the
          wait-to-restore time interval, use the following commands:
        
                    configure
          {erps} ring-name revert [ enable | disable ]
                
       - 
        To configure the periodic timer, use the following
          command:
        
configure
          {erps} ring-name timer periodic [ default | milliseconds ]
       - 
        To configure the guard timer, use the following
          command:
        
configure
          {erps} ring-name timer guard [ default | milliseconds ]
       - 
        To configure the hold-off timer, use the following
          command:
        
configure
          {erps} ring-name timer hold-off [ default | milliseconds ]
       - 
        To configure the wait-to-restore timer, use the following
          command:
        
configure
          {erps} ring-name timer wait-to-restore [ default | milliseconds ]
       - 
        To rename the ERPS ring/sub-ring, use the following
          command:
        
configure
          erps old-ring-name name new-ring-name 
       - 
        To enable or disable ERPS, use the following
          commands:
        
      
 - 
        To enable or disable an existing ERPS ring/sub-ring, , use
          the following command:
        
           enable erps ring-name  
          disable erps ring-name 
         
       - 
        Run or clear force and manual switch triggers, or clear
          command to the ERPS ring/sub-ring.
        
configure
            erps ring-name
            dynamic-state [force-switch | manual-switch | clear] port
            slot:port
          
        
       - 
        To display global information for ERPS, use the following
          command:
        
show erps
       - 
        To display specific details about an ERPS ring, use the
          following command:
        
show erps
          ring-name 
       - 
        To display ERPS statistics, use the following
          command:
        
show erps
          ring-name statistics 
       - 
        To clear statistics on an ERPS ring, use the following
          command:
        
clear
          counters erps ring-name 
       - 
        To debug ERPS, use the following commands:
        
          debug erps [options]
          debug erps show ring-name 
         
       - 
        To configure control MAC (either default or auto) on a particular ERPS ring instance,
          use the following command:
        
configure erps
				ring-name
				control-mac [auto | default]