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Network Management Administration Guide for - Juniper Networks PDF

490 Pages·2014·4.7 MB·English
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Junos® OS Network Management and Monitoring Guide Published 2022-12-15 ii Juniper Networks, Inc. 1133 Innovation Way Sunnyvale, California 94089 USA 408-745-2000 www.juniper.net Juniper Networks, the Juniper Networks logo, Juniper, and Junos are registered trademarks of Juniper Networks, Inc. in the United States and other countries. All other trademarks, service marks, registered marks, or registered service marks are the property of their respective owners. Juniper Networks assumes no responsibility for any inaccuracies in this document. Juniper Networks reserves the right to change, modify, transfer, or otherwise revise this publication without notice. Junos® OS Network Management and Monitoring Guide Copyright © 2022 Juniper Networks, Inc. All rights reserved. The information in this document is current as of the date on the title page. YEAR 2000 NOTICE Juniper Networks hardware and software products are Year 2000 compliant. Junos OS has no known time-related limitations through the year 2038. However, the NTP application is known to have some difficulty in the year 2036. END USER LICENSE AGREEMENT The Juniper Networks product that is the subject of this technical documentation consists of (or is intended for use with) Juniper Networks software. Use of such software is subject to the terms and conditions of the End User License Agreement ("EULA") posted at https://support.juniper.net/support/eula/. By downloading, installing or using such software, you agree to the terms and conditions of that EULA. iii Table of Contents About This Guide | lx 1 Overview Network Management Overview | 2 Network Management | 2 Benefits of using the CLI to Manage the Network | 2 Understanding Device Management Functions in Junos OS | 3 Understanding Device and Network Management Features | 5 Understanding Tracing and Logging Operations | 10 Junos Space Support for Network Management | 12 Monitoring Overview | 15 Diagnostic Tools Overview | 16 2 Operation, Administration, and Management Features Ethernet OAM and Connectivity Fault Management for Routers | 21 Introduction to OAM Connectivity Fault Management (CFM) | 21 Ethernet OAM Connectivity Fault Management | 21 IEEE 802.1ag OAM Connectivity Fault Management Overview | 23 Configuring Connectivity Fault Management (CFM) | 29 Creating a Maintenance Domain | 30 Configuring Maintenance Intermediate Points (MIPs) | 31 Configuring Maintenance Association Intermediate Points in ACX Series | 33 Creating a Maintenance Association | 37 Continuity Check Protocol Parameters Overview | 37 Configuring Continuity Check Protocol Parameters for Fault Detection | 39 Configuring a MEP to Generate and Respond to CFM Protocol Messages | 40 Configuring a Maintenance Association End Point (MEP) | 40 Configuring a remote Maintenance Association End Point (MEP) | 42 Configuring MEP Interfaces to Support Ethernet Frame Delay Measurements | 44 Configuring Service Protection for VPWS over MPLS Using the MEP Interface | 45 Configuring Linktrace Protocol in CFM | 51 Configuring Rate Limiting of Ethernet OAM Messages | 51 iv Configuring Ethernet Local Management Interface | 54 Ethernet Local Management Interface Overview | 54 Configuring the Ethernet Local Management Interface | 57 Example E-LMI Configuration | 59 Configuring a CFM Action Profile to Specify CFM Actions for CFM Events | 65 CFM Action Profile to Bring Down a Group of Logical Interfaces Overview | 66 Configuring a CFM Action Profile to Bring Down a Group of Logical Interfaces | 67 Enabling Enhanced Connectivity Fault Management Mode | 71 Configuring M120 and MX Series Routers for CCC Encapsulated Packets | 73 IEEE 802.1ag CFM OAM Support for CCC Encapsulated Packets Overview | 73 CFM Features Supported on Layer 2 VPN Circuits | 74 Configuring CFM for CCC Encapsulated Packets | 74 Configuring Connectivity Fault Management for Interoperability During Unified In-Service Software Upgrades | 75 Configuring Unified ISSU for 802.1ag CFM | 76 Junos OS Support for Performance Monitoring Compliant with Technical Specification MEF 36 | 80 Damping CFM performance Monitoring Traps and Notifications to Prevent Congestion of The NMS | 81 Example: Configuring Ethernet CFM on Physical Interfaces | 82 Requirements | 82 Overview | 82 Configuration | 83 Example: Configuring Ethernet CFM on Bridge Connections | 85 Example: Configuring Ethernet CFM over VPLS | 90 CFM Action Profile Asynchronous Notification | 100 CFM Monitoring between CE and PE Devices | 101 CFM Action Profile Asynchronous Notification | 102 Configuring a CFM Action Profile to Asyncronus Notification | 103 Understanding CFM Monitoring between CE and PE Devices | 105 Configuring Port Status TLV and Interface Status TLV | 107 TLVs Overview | 107 Various TLVs for CFM PDUs | 108 Support for Additional Optional TLVs | 110 MAC Status Defects | 118 Configuring Remote MEP Action Profile Support | 120 Monitoring a Remote MEP Action Profile | 121 v Configuring Chassis ID TLV | 122 Configuring MAC Flush Message Processing in CET Mode | 123 Example: Configuring an Action Profile Based on Connection Protection TLVs | 126 Requirements | 126 Overview and Topology | 127 Configuration | 128 Configuring Continuity Check Messages | 130 Configuring Faster Protection Switching for Point-to-Point Network Topologies | 130 Configuring Faster Convergence for Dual-Homed Multipoint-to-Multipoint Network Topologies | 132 Configuring a Primary VLAN ID for Increased Flexibility | 133 Configuring a Remote Maintenance Association to Accept a Different ID | 134 Link Fault Management for Routers | 136 Introduction to OAM Link Fault Management (LFM) | 136 IEEE 802.3ah OAM Link-Fault Management Overview | 136 Understanding Ethernet OAM Link Fault Management for ACX Series Routers | 137 Configuring Ethernet 802.3ah OAM | 139 Configuring Link Fault Management | 141 Configuring Link Discovery | 142 Configuring the OAM PDU Interval | 142 Configuring the OAM PDU Threshold | 143 Configuring Threshold Values for Local Fault Events on an Interface | 143 Disabling the Sending of Link Event TLVs | 144 Example: Configuring IEEE 802.3ah OAM Support on an Interface | 144 Example: Configuring IEEE 802.3ah OAM Support for an Interface on ACX Series | 145 Requirements | 145 Overview and Topology | 146 Configuring IEEE 802.3ah OAM on an ACX Series Router | 146 Example: Configuring Ethernet LFM Between Provider Edge and Customer Edge | 149 Example: Configuring Ethernet LFM for CCC | 150 Example: Configuring Ethernet LFM for Aggregated Ethernet | 152 Configuring an OAM Action Profile | 155 Specifying the Actions to Be Taken for Link-Fault Management Events | 156 Monitoring the Loss of Link Adjacency | 157 vi Monitoring Protocol Status | 157 Configuring Threshold Values for Fault Events in an Action Profile | 158 Applying an Action Profile | 158 Remote Fault Detection for Link Fault Management | 159 Detecting Remote Faults | 159 Enabling Dying Gasp Functionality | 160 Remote Loopback for Link Fault Management | 162 Setting a Remote Interface into Loopback Mode | 162 Enabling Remote Loopback Support on the Local Interface | 163 Enabling Nonstop Routing for Ethernet Link Fault Management on Backup Routers | 163 Example: Configuring Ethernet LFM with Loopback Support | 168 Ethernet Service OAM (ITU-TY.1731) for Routers | 171 ITU-T Y.1731 Ethernet Service OAM Overview | 171 Ethernet Frame Delay Measurements Overview | 172 Ethernet Frame Loss Measurement Overview | 179 Service-Level Agreement Measurement | 180 On-Demand Mode for SLA Measurement | 181 Proactive Mode for SLA Measurement | 181 Ethernet Failure Notification Protocol Overview | 183 Ethernet Synthetic Loss Measurement Overview | 184 Scenarios for Configuration of ETH-SLM | 185 Format of ETH-SLM Messages | 186 Transmission of ETH-SLM Messages | 188 Configuring Ethernet Frame Delay Measurement Sessions | 191 Guidelines for Configuring Routers to Support an ETH-DM Session | 192 Guidelines for Starting an ETH-DM Session | 193 Guidelines for Managing ETH-DM Statistics and ETH-DM Frame Counts | 196 Configuring Routers to Support an ETH-DM Session | 201 Configuring MEP Interfaces | 201 Ensuring That Distributed ppm Is Not Disabled | 202 Enabling the Hardware-Assisted Timestamping Option | 205 Configuring the Server-Side Processing Option | 205 Triggering an Ethernet Frame Delay Measurements Session | 206 vii Starting an ETH-DM Session | 208 Using the monitor ethernet delay-measurement Command | 208 Starting a One-Way ETH-DM Session | 209 Starting a Two-Way ETH-DM Session | 210 Example: Configuring One-Way Ethernet Frame Delay Measurements with Single-Tagged Interfaces | 211 Example: Configuring Two-Way Ethernet Frame Delay Measurements with Single-Tagged Interfaces | 217 Managing Continuity Measurement Statistics | 223 Displaying Continuity Measurement Statistics | 223 Clearing Continuity Measurement Statistics | 224 Viewing Ethernet Frame Delay Measurements Statistics | 225 Managing ETH-DM Statistics and ETH-DM Frame Counts | 226 Displaying ETH-DM Statistics Only | 227 Displaying ETH-DM Statistics and Frame Counts | 228 Displaying ETH-DM Frame Counts for MEPs by Enclosing CFM Entity | 229 Displaying ETH-DM Frame Counts for MEPs by Interface or Domain Level | 230 Clearing ETH-DM Statistics and Frame Counts | 231 Configuring Ethernet Frame Loss Measurement | 233 Configuring Statistical Frame Loss Measurement for VPLS Connections | 233 Managing ETH-LM Statistics | 234 Displaying ETH-LM Statistics | 234 Clearing ETH-LM Statistics | 236 Example: Measuring Ethernet Frame Loss for Single-Tagged LMM/LMR PDUs | 237 Requirements | 237 Overview and Topology | 237 Configuration | 238 Verification | 251 Example: Measuring Ethernet Frame Loss for Dual-Tagged LMM/LMR PDUs | 253 Requirements | 254 Overview and Topology | 254 Configuration | 255 Verification | 268 Configuring an Iterator Profile | 270 Configuring an Iterator Profile | 271 viii Verifying the Configuration of an Iterator Profile | 274 Displaying the Configuration of an Iterator Profile for Two-way Delay Measurement | 275 Displaying the Configuration of an Iterator Profile for Loss Measurement | 276 Displaying the Configuration of a Remote MEP with an Iterator Profile | 277 Disabling an Iterator Profile | 278 Managing Iterator Statistics | 279 Displaying Iterator Statistics | 279 Clearing Iterator Statistics | 286 Configuring a Remote MEP with an Iterator Profile | 287 Configuring Ethernet Synthetic Loss Measurements | 289 Guidelines for Configuring ETH-SLM | 289 Starting a Proactive ETH-SLM Session | 291 Configuring MEP Interfaces | 291 Configuring an Iterator Profile for ETH-SLM | 292 Associating the Iterator Profile with MEPs for ETH-SLM | 294 Starting an On-Demand ETH-SLM Session | 296 Managing ETH-SLM Statistics and ETH-SLM Frame Counts | 297 Displaying ETH-SLM Statistics Only | 297 Displaying ETH-SLM Statistics and Frame Counts | 298 Displaying ETH-SLM Frame Counts for MEPs by Enclosing CFM Entity | 300 Displaying ETH-SLM Frame Counts for MEPs by Interface or Domain Level | 301 Clearing ETH-SLM Statistics and Frame Counts | 302 Clearing Iterator Statistics | 303 Troubleshooting Failures with ETH-SLM | 304 Ethernet Alarm Indication | 306 Ethernet Alarm Indication Signal (ETH-AIS) Function Overview | 306 Ethernet Alarm Indication Signal Overview | 311 Configuring ETH-AIS on a CFM MEP | 312 Configuring an Action Profile | 313 Configuring an Action to Be Taken When an AIS Alarm Is Detected | 315 Attaching the Action Profile to a CFM MEP | 316 Configuring Alarm Indication Signal on ACX Series Routers | 318 Inline Transmission Mode | 321 Enabling Inline Transmission of Continuity Check Messages for Maximum Scaling | 321 ix Enabling Inline Transmission of Link Fault Management Keepalives for Maximum Scaling | 322 Enabling Inline Mode Of Performance Monitoring To Achieve Maximum Scaling | 326 Supported Inline CCM and Inline PM Scaling Values | 329 Ethernet OAM Connectivity Fault Management for Switches | 332 Ethernet OAM and CFM for Switches | 332 Understanding Ethernet OAM Connectivity Fault Management for Switches | 332 Configuring Ethernet OAM Connectivity Fault Management (CLI Procedure) | 335 Creating the Maintenance Domain | 336 Configuring the Maintenance Domain MIP Half Function | 337 Creating a Maintenance Association | 337 Configuring the Continuity Check Protocol | 338 Configuring a Maintenance Association End Point | 339 Configuring a Connectivity Fault Management Action Profile | 340 Configuring the Linktrace Protocol | 340 Example: Configuring Ethernet OAM Connectivity Fault Management on EX Series Switches | 341 Requirements | 342 Overview and Topology | 342 Configuring Ethernet OAM Connectivity Fault Management on Switch 1 | 342 Configuring Ethernet OAM Connectivity Fault Management on Switch 2 | 344 Verification | 347 Ethernet OAM Link Fault Management for Switches | 349 OAM Link Fault Management | 349 Understanding Ethernet OAM Link Fault Management | 349 Configuring Ethernet OAM Link Fault Management | 351 Example: Configuring Ethernet OAM Link Fault Management | 354 Requirements | 355 Overview and Topology | 355 Configuring Ethernet OAM Link Fault Management on Switch 1 | 355 Configuring Ethernet OAM Link Fault Management on Switch 2 | 357 Verification | 359 Ethernet Frame Delay | 361 Ethernet Frame Delay | 361 Understanding Ethernet Frame Delay Measurements on Switches | 362 x Configuring MEP Interfaces on Switches to Support Ethernet Frame Delay Measurements (CLI Procedure) | 364 Configuring One-Way Ethernet Frame Delay Measurements on Switches (CLI Procedure) | 365 Configuring an Iterator Profile on a Switch (CLI Procedure) | 365 Triggering an Ethernet Frame Delay Measurement Session on a Switch | 367 Configuring Two-Way Ethernet Frame Delay Measurements on Switches (CLI Procedure) | 367 Ethernet OAM for Security Devices | 369 Configuring Ethernet OAM Connectivity Fault Management | 369 Understanding Ethernet OAM Connectivity Fault Management | 370 Configuring the Continuity Check Protocol on a Security Device | 372 Configuring the Link Trace Protocol on a Security Device | 374 Creating a Maintenance Domain on a Security Device | 375 Configuring a Maintenance Domain MIP Half Function on a Security Device | 376 Creating a Maintenance Association on a Security Device | 377 Configuring a Maintenance Association End Point on a Security Device | 377 Example: Configuring Ethernet OAM Connectivity Fault Management on a Security Device | 379 Requirements | 379 Overview | 380 Configuring Ethernet OAM Connectivity Fault Management | 381 Verification | 389 Configuring Ethernet OAM Link Fault Management | 394 Understanding Ethernet OAM Link Fault Management for SRX Series Services Gateways | 395 Example: Configuring Ethernet OAM Link Fault Management on a Security Device | 397 Requirements | 397 Overview | 398 Configuration | 399 Verification | 402 Example: Configuring Remote Loopback Mode on VDSL Interfaces on a Security Device | 403 Requirements | 404 Overview | 404 Configuration for Scenario 1 | 405 Configuration for Scenario 2 | 407 Verification | 408 3 Uplink Failure Detection

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Oct 22, 2014 Junos® OS Network Management Administration Guide for Routing Devices. 14.2 Understanding the SNMP Implementation in Junos OS .
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