Sample Ethernet Ring Protection Configuration
Sample Ethernet Ring Protection Configuration
This section provides an example network configuration in which ERP is configured on network switches
to maintain a loop-free topology. In addition, a tutorial is also included that provides steps on how to
configure the example network topology using the Command Line Interface (CLI).
Example ERP Overview
The following diagram shows a five-switch ERP ring configuration:
Switch E
Switch E
Configuring the sample ERP ring network shown in the above diagram involves the following tasks:
1
Configure an ERP ring with ERP ring ID 1 on all switches in the network.
2
Define an ERP Service VLAN as VLAN 10 on all switches.
3
Set the Management Entity Group (MEG) level to 2 for all switches.
4
Switch C is the RPL owner; configure the port connected to the Ring Protection Link as a RPL port.
5
Enable the configured ERP ring.
6
Assign VLANs 11-20 as a protected VLANs to ERP ring 1.
7
Use the default settings for the guard timer and WTR timer values. These values can be adjusted as
necessary.
page 11-22
Switch D
Switch D
RING LINK
Fa 2/2
[172.16.1.5]
Switch A
Switch A
OmniSwitch AOS Release 7 Network Configuration Guide
RPL
Port
Fa 1/1
[172.16.1.6]
Switch B
Switch B
Configuring ERP
Switch C
Switch C
RPL Owner
June 2013