Cisco Catalyst 4500 Series Configuration Manual page 9

Configuring the Cisco IOS In-Service Software Upgrade Process
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C H A P T E R
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Deployment Scenarios
Feature Compatibility
Feature Incompatibility
Partial Feature Incompatibility
Displaying Address Table Entries
Managing the ARP Table
Configuring Embedded CiscoView Support
Understanding Embedded CiscoView
Installing and Configuring Embedded CiscoView
Displaying Embedded CiscoView Information
Prerequisites to Performing ISSU
About ISSU
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Stateful Switchover Overview
NSF Overview
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ISSU Process Overview
Performing an ISSU Upgrade: 2 Methods
Changeversion Process
Changeversion: Quick Option
Scheduled Changeversion: "in" and "at" Options
Changeversion Deployment Scenario
Aborting an In-Progress Changeversion Procedure
Guidelines for Performing ISSU
Versioning Capability in Cisco IOS Software to Support ISSU
Compatibility Matrix
SNMP Support for ISSU
Compatibility Verification Using Cisco Feature Navigator
Performing the ISSU Process
Verifying the ISSU Software Installation
Verifying Redundancy Mode Before Beginning the ISSU Process
Verifying the ISSU State Before Beginning the ISSU Process
Loading New Cisco IOS Software on the Standby Supervisor Engine
Switching to the Standby Supervisor Engine
Stopping the ISSU Rollback Timer (Optional)
Loading New Cisco IOS Software on the New Standby Supervisor Engine
Using changeversion to Automate an ISSU Upgrade
Aborting a Software Upgrade During ISSU
Configuring the Rollback Timer to Safeguard Against Upgrade Issues
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Software Configuration Guide-Release IOS XE 3.3.0SG and IOS 15.1(1)SG
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Contents
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