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Juniper ACX2100

Juniper ACX2100
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Enabling E-LMI on an Interface and Mapping CE VLAN IDs to an
EVC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1116
Ethernet Frame Delay Measurements Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 1117
ITU-T Y.1731 Frame Delay Measurement Feature . . . . . . . . . . . . . . . . . . . . . . 1117
Ethernet Frame Delay Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . 1118
Two-Way Ethernet Frame Delay Measurement . . . . . . . . . . . . . . . . . . . . . . . 1118
DMM Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1118
DMR Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1118
DMR Reception . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1119
Two-Way ETH-DM Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1119
Two-Way ETH-DM Frame Counts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1119
Restrictions for Ethernet Frame Delay Measurement . . . . . . . . . . . . . . . . . . 1120
Ethernet Frame Loss Measurement Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 1121
Proactive Mode for SLA Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1123
Ethernet Delay Measurements and Loss Measurement by Proactive
Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1124
On-Demand Mode for SLA Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1125
Configuring MEP Interfaces to Support Delay Measurement . . . . . . . . . . . . . . . 1125
Ethernet OAM Connectivity Fault Management . . . . . . . . . . . . . . . . . . . . . . . . . 1126
IEEE 802.1ag OAM Connectivity Fault Management in ACX Series Overview . . . 1128
Connectivity Fault Management Key Elements . . . . . . . . . . . . . . . . . . . . . . 1128
Configuring Maintenance Association Intermediate Points in ACX Series . . . . . 1129
Configuring the Maintenance Domain Bridge Domain . . . . . . . . . . . . . . . . . 1130
Configuring the Maintenance Domain MIP Half Function . . . . . . . . . . . . . . 1130
Configuring the Maintenance Association Intermediate Points with Bridge
Domain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1131
Configuring the Maintenance Association Intermediate Points with Circuit
Cross-Connect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1131
Configuring the Maintenance Association Intermediate Points with Bridge
Domain when Maintenance Association End Point is Configured . . . . . 1131
Configuring the Maintenance Intermediate Points with Circuit Cross-Connect
when Maintenance Association End Point is Configured . . . . . . . . . . . . 1132
Example: Configuring IEEE 802.3ah OAM Support for an Interface . . . . . . . . . . 1133
Enabling Dying Gasp Functionality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1135
Ethernet Alarm Indication Signal Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1136
Configuring Alarm Indication Signal on ACX Series Routers . . . . . . . . . . . . . . . . 1138
Ethernet Synthetic Loss Measurement Overview . . . . . . . . . . . . . . . . . . . . . . . . 1140
Transmission of ETH-SLM Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1141
Initiation and Transmission of SLM Requests . . . . . . . . . . . . . . . . . . . . . . . . 1142
Reception of SLMs and Transmission of SLRs . . . . . . . . . . . . . . . . . . . . . . . 1142
Reception of SLRs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1143
Computation of Frame Loss . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1143
Format of ETH-SLM Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1144
SLM PDU Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1144
SLR PDU Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1145
Data Iterator TLV Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1145
Guidelines for Configuring ETH-SLM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1146
Copyright © 2017, Juniper Networks, Inc.xxvi
ACX Series Universal Access Router Configuration Guide

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