Contents

Title and Copyright Information

About this guide

1 Introduction to Subscriber Aware Load Balancer (SLB) S-CZ8.1.0M1

• Platform Support
• Virtual Machine Platform Resources
• Image Files and Boot Files
• Bootloader Requirements
• Upgrade Information
• Coproduct Support
• SNMP/MIB Changes
• Starting your OCSLB
  • Setup Product
  • Setup Entitlements on the SLB

2 Overview

• Functional Overview
• Balancing and Rebalancing
  • Balancing
  • OCSBC Overload Conditions Affecting Load Balancing
  • Rebalancing
• IPv4 IPv6 Dual Stack
• OCSLB Cluster Member Graceful Shutdown
  • High-level Procedure for Graceful OCSBC Shutdown
  • Detailed Description of Graceful Shutdowns with Active SIP Calls or Registrations
• Georedundant High Availability (HA)

3 Subscriber-Aware Load Balancer Configuration

• SLB Configuration
  • Core Configuration on the OCSLB
  • SLB Tunnel Configuration
    • Sample SLB Tunnel Configuration
  • Cluster Configuration
    • Sample Cluster Configuration
  • Service Ports Configuration
    • Sample Service Port Configuration
  • Traffic Policy Configuration
    • Sample Traffic Policy Configuration
  • Load Balancer Policy Configuration
    • Sample Load Balancer Policy Configuration
  • Distribution Policy Configuration
    • Sample Distribution Rule Configurations
  • Forced Rebalance
• OCSBC Configuration
  • OCSBC Tunnel Configuration
    • Sample OCSBC Tunnel Configuration
  • SIP Configuration
  • Online Offline Configuration
• IMS-AKA and TLS Support
  • OCSLB Configuration for IMS-AKA and TLS Traffic
  • OCSBC Configuration for IMS-AKA Traffic
  • Displaying Encrypted Traffic Detail on the OCSBC

4 OCSLB/Cluster Management & Diagnostics

• OCSLB Statistics
  • show balancer
    • show balancer endpoints
    • show balancer members
    • show balancer metrics
    • show balancer realms
    • show balancer statistics
    • show balancer tunnels
• Cluster Control Protocol Statistics
  • show ccd
    • show ccd ccp
    • show ccd sds
    • show ccd stats
• OCSBC Cluster Member Statistics
  • show sip lb-endpoints
  • show sip ccp

5 Subscriber-Aware Load Balancer SNMP Reference

• Overview
• Enterprise Traps
• License MIB (ap-license.mib)
• Subscriber-Aware Load Balancer MIB (ap-slb.mib)

A Known Issues and Caveats

• Known Issues for Release S-Cz8.1.0M1
• Caveats for Release S-Cz8.1.0M1