Maintenance Manual

Contents
iv
Cisco ICM Enterprise Edition Administrator Guide Release 6.0(0)
Two Sides 2-5
Geographic Distribution 2-8
Role of the Synchronizers 2-9
Synchronization and State Transfer 2-11
CallRouter Recovery 2-11
Logger and Database Manager Recovery 2-12
Database Fault Tolerance 2-13
ICM Database Recovery 2-14
System Failure 2-14
Disk Failure 2-15
Software Failure 2-16
Network Interface Controllers 2-16
Peripheral Gateways 2-17
Real-Time Distributors 2-19
Historical Data Servers 2-20
Simplexed Operation 2-20
Fault Tolerance in Integrated Deployments 2-21
CHAPTER 3 The ICM Databases 3-1
Overview 3-2
Types of Data 3-3
Configuration and Script Data 3-3
Historical and Real-time Data 3-4
Central Database 3-4
Database Sizing and Creation 3-5
Database Updates and Changes 3-6
Distributor AW Local Database 3-6
Database Creation and Initialization 3-6
Real-Time Data 3-7