ERP Specifications Configuring ERP
page 14-2 OmniSwitch AOS Release 6 Network Configuration Guide September 2009
ERP Specifications
ERP Defaults
ITU-T G.8032/Y.1344 Ethernet Ring Protection
(Hold-off timer not supported)
(Non-revertive mode not supported)
ITU-T Y.1731/IEEE 802.1ag ERP packet compliant with OAM PDU format for CFM
Supported Platforms OmniSwitch 6400, 6850, 6855, 9000, and 9000E
Maximum number of rings per node 4
Maximum number of rings per ring port 1
Maximum number of nodes per ring 16 (recommended)
Maximum number of ERP protected
VLANs per switch.
252 on switch operating in the 1x1 Spanning Tree mode.
Range for ring ID 1 - 2147483647
Range for remote MEPID 1 - 8191
Range for wait-to-restore timer 1 - 12 minutes
Range for guard timer 1 - 200 centi-seconds
Parameter Description Command Default
ERP ring status erp-ring Disabled
RPL status for the node erp-ring rpl-node Disabled
The wait-to-restore timer value for
the RPL node
erp-ring wait-to-restore 5 minutes
The guard-timer value for the ring
node
erp-ring guard-timer 50 centi-seconds
ERP interaction with Ethernet OAM
(accept or drop loss of connectivity
events from remote endpoint).
erp-ring ethoam-event remote-
endpoint
Events are dropped
The NNI-SVLAN association type. ethernet-service svlan nni STP
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