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Release 7.0.0 3DB 19286 ACAA Issue 01
WebEML User Manual
53 Provision Ethernet Ring Protection (ERP)
53.1 Purpose
This chapter provides procedures to provision Ethernet Ring Protection (ERP). See
the 9500 MPR Product Information Manual for information about supported
configurations.
53.2 Prerequisites
MPT-HC/HC-HQAM/XP/XP-HQAM radio ports must be provisioned prior to ERP
provisioning.
For optical Ethernet ports on the Core to be included in a Ring, the SFP must be
provisioned.
If the NE is in Provider Bridge mode, the Ethernet port must be configured as NNI.
The TPID parameter of both ports in the Ring link must be the same.
For L1 LAG ports, the LAG must meet the following rules:
P2E3DS3 and P32E1DS1 PDH ports must be provisioned prior to provisioning PDH
to Ring cross connections.
• the LAG must be in intra plug-in link configuration on a P8ETH or EASv2 card
• only one LAG can be present on the card
• no other optical or electrical ports should be configured or enabled on the card,
that is, the LAG must be the only item configured on the card
• at least one master port must be defined
• the LAG must be composed of either 1+0 unprotected MPT-HC/MPT-XP, with
or without XPIC, or 1+0 MPT-HL radio interfaces
• LAG size must be between 1 and 4
Provision Ethernet Ring Protection (ERP)
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