In addition, only ring ports may be added to the Control VLAN. No other
■
ports can be members of this VLAN.
Also, the ring ports of the Control VLAN must be tagged.
■
◆
Once the ring has been activated with the
of the control VLAN cannot be modified. Use the
the ERPS ring before making any configuration changes to the control VLAN.
Example
Console(config)#vlan database
Console(config-vlan)#vlan 2 name rdc media ethernet state active
Console(config-vlan)#exit
Console(config)#interface ethernet 1/12
Console(config-if)#switchport allowed vlan add 2 tagged
Console(config-if)#interface ethernet 1/11
Console(config-if)#switchport allowed vlan add 2 tagged
Console(config-if)#exit
Console(config)#erps domain rd1
Console(config-erps)#control-vlan 2
Console(config-erps)#
enable
This command activates the current ERPS ring. Use the no form to disable the
current ring.
Syntax
[no] enable
Default Setting
Disabled
Command Mode
ERPS Configuration
Command Usage
◆
Before enabling a ring, the global ERPS function should be enabled with the
erps
command, the east and west ring ports configured on each node with the
ring-port
and the control VLAN configured with the
◆
Once enabled, the RPL owner node and non-owner node state machines will
start, and the ring will enter idle state if no signal failures are detected.
Example
Console(config-erps)#enable
Console(config-erps)#
command, the RPL owner specified with the
– 527 –
Chapter 20
| ERPS Commands
enable
command, the configuration
no enable
command to stop
rpl owner
command,
control-vlan
command.