Cisco ASR 5500 - Both ICSR Systems; Standby ICSR System

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Both ICSR Systems

Perform the tasks described below on both the primary (active) and backup (standby) ICSR systems.

Standby ICSR System

Perform the tasks described below on the backup or standby ICSR system.

ASR 5500 System Administration Guide, StarOS Release 21.5

292

Interchassis Session Recovery

Both ICSR Systems

Table of Contents

Default Chapter3
- Table of Contents3
About this Guide25
- Conventions Used25
- Terminology27
  - Logical Interfaces28
    - AAA Servers29
- Trusted Builds30
  - Context Selection for Context-Level Administrative User Sessions31
  - Context Selection for Subscriber Sessions34
- IP Address Notation35
Getting Started39
- Configuring System Administrative Users39
  - Limiting the Number of Concurrent CLI Sessions39
  - Automatic Logout of CLI Sessions40
- Configuring SSH Options40
System Settings51
- Configuring System Timing51
- Configuring SF Boot Configuration Pause55
- Configuring CLI Confirmation Prompts56
- Enabling CLI Timestamping56
- Configuring System Administrative Users58
- Configuring TACACS+ for System Administrative Users66
- Separating Authentication Methods70
Config Mode Lock Mechanisms77
- Overview of Config Mode Locking77
- Requesting an Exclusive-Lock78
- Effect of Config Lock on URL Scripts79
- Saving a Configuration File80
- Reload and Shutdown Commands80
- Show Administrators Command81
Management Settings83
- Orbem83
- SNMP MIB Browser85
- SNMP Support88
Verifying and Saving Your Configuration91
- Verifying the Configuration91
- Synchronizing File Systems93
- Saving the Configuration93
- Chapter93
System Interfaces and Ports95
- Contexts95
  - Creating Contexts95
  - Viewing and Verifying Contexts96
- Ethernet Interfaces and Ports96
- Vlans98
  - Hypervisors99
  - Vlans and Management Ports99
System Security101
- Protection of Passwords101
  - Secure Password Encryption101
  - Support for Non-Current Encryptions and Decryptions102
- Support for ICSR Configurations102
- Encrypted SNMP Community Strings103
- Lawful Intercept Restrictions103
  - LI Server Addresses103
  - Modifying Intercepts104
- Adding, Modifying and Removing Users104
- Test-Commands105
Secure System Configuration File107
- Feature Summary and Revision History107
- Feature Description108
- How System Configuration Files Are Secured108
- Software Management Operations111
Smart Licensing129
- Feature Summary and Revision History129
- Smart Software Licensing130
- Configuring Smart Licensing133
- Monitoring and Troubleshooting Smart Licensing134
  - Smart Licensing Bulk Statistics134
C H a P T E137
Monitoring the System137
- SNMP Notifications137
- Monitoring System Status and Performance137
- Clearing Statistics and Counters139
C H a P T E141
Bulk Statistics141
- Feature Summary and Revision History141
- Configuring Communication with the Collection Server142
- Viewing Collected Bulk Statistics Data146
- Collecting Bulk Statistics Samples in SSD146
- Manually Gathering and Transferring Bulk Statistics146
- Clearing Bulk Statistics Counters and Information147
- Bulkstats Schema Nomenclature147
- Bulk Statistics Event Log Messages150
C H a P T E151
- Feature Summary and Revision History151
System Logs151
- System Log Types152
- Configuring Event Logging Parameters153
  - Configuring Event Log Filters154
    - Exec Mode Filtering154
    - Global Configuration Mode Filtering156
  - Configuring Syslog Servers157
- Configuring Active Logs157
- Specifying Facilities158
- Configuring Monitor Logs167
  - Enabling Monitor Logs167
  - Disabling Monitor Logs167
- Configuring Trace Logging167
- Viewing Event Logs Using the CLI168
- Viewing Logging Configuration and Statistics168
- Configuring and Viewing Crash Logs169
- Reducing Excessive Event Logging172
  - Configuring Log Source Thresholds173
- Checkpointing Logs173
- Event ID Overview174
  - Event Severities183
  - Understanding Event ID Information in Logged Output183
- Saving Log Files174
Chapter 1 5 Troubleshooting185
- Verifying Network Connectivity185
Packet Capture (PCAP) Trace193
- Feature Information193
- Feature Description194
- Configuring PCAP Trace194
- Monitoring and Troubleshooting PCAP Trace201
  - Show Command(S) And/Or Outputs201
System Recovery207
- Prerequisites207
  - Console Access207
  - Boot Image207
- Accessing the Boot CLI208
  - Initiate a Reboot208
Chapter 1 8 Access Control Lists209
- Overview209
- Understanding Acls210
  - Rule(S)210
    - Actions210
    - Criteria210
  - Rule Order212
- Configuring Acls on the System212
- Applying IP Acls214
Congestion Control227
- Overview227
- Configuring Congestion Control228
- Enabling Congestion Control Redirect Overload Policy230
Chapter 2 0 Routing233
- Routing Policies233
- Static Routing235
  - Adding Static Routes to a Context236
  - Deleting Static Routes from a Context236
- OSPF Routing236
  - OSPF Version 2 Overview237
  - Basic Ospfv2 Configuration238
- Ospfv3 Routing239
- Equal Cost Multiple Path (ECMP)240
- BGP-4 Routing241
- Bidirectional Forwarding Detection248
Vlans261
- Overview261
- Creating VLAN Tags262
- Verifying the Port Configuration263
- Configuring Subscriber VLAN Associations264
- VLAN-Related CLI Commands265
BGP MPLS Vpns267
- Introduction267
- MPLS-CE Connected to PE268
- As a PE268
  - Overview268
  - Sample Configuration269
- Ipv6 Support for BGP MPLS Vpns270
  - Overview270
  - Sample Configuration270
- VPN-Related CLI Commands272
Content Service Steering279
- Overview279
- Configuring Internal Content Service Steering280
Session Recovery283
- How Session Recovery Works283
- Configuring the System to Support Session Recovery285
- Recovery Control Task Statistics289
  - Show Rct Stats Command289
  - Sample Output for Show Rct Stats Verbose290
Interchassis Session Recovery293
- Overview293
- ICSR Operation297
  - Chassis Initialization297
  - Chassis Operation297
    - Chassis Communication297
    - Chassis Switchover297
- Configuring ICSR297
Support Data Collector325
- Overview325
- Configuring SDR Collection326
- Displaying the SDR Collection Configuration326
- Collecting and Storing the SDR Information327
- Managing Record Collection327
- Using Sdrs to Diagnose Problems329
- SDR CLI Commands329
  - Configuration Commands (Global Configuration Mode)330
    - Support Record330
    - Support Collection330
  - Exec Mode Commands331
Appendix A Engineering Rules333
- CLI Session Rules333
- Context Rules333
- Subscriber Rules336
- Service Rules336
- Access Control List (ACL) Engineering Rules337
- ECMP Groups337
Appendix B Staros Tasks339
- Overview339
- Primary Task Subsystems340
- Controllers and Managers341
- Subsystem Tasks342
Appendix C363
- Feature Summary and Revision History363
- Overview364
- Configuring Confd366
- Verifying the Configuration371
- YANG Models379
- Show Support Details (SSD)379
- Confd Examples380
- CLI Based YANG Model for ECS Commands384
NETCONF and Confd363
Appendix D389
- Overview of Checkpointing389
- Macro-Checkpoints389
- Micro-Checkpoints391
- NAT Category402
- P-GW Category405
- Rf Interface Category407
- S6B Interface Category409
  - Sess_Uchkpt_Cmd_S6B_Info409
- Samog Category409
ICSR Checkpointing389
ASR 5500 SDR CLI Command Strings415
APPENDIX E Appendix F Cisco Secure Boot429
- Fundamental Concepts429
- Secure Boot Overview430
- MIO2 Support for Secure Boot430
- Image Naming Conventions430
- Verifying Authenticity430

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