Upgrading NIOS

This topic explains how to manage upgrade groups and perform software upgrades and downgrades for NIOS appliances. It also describes how to back up and restore configuration files. It includes the following sections:

• General Upgrade Guidelines
• Upgrading NIOS Software
• Lite Upgrades
• Full Upgrades
• Downloading Support Bundles
• Viewing Software Versions
• Downgrading Software
• Applying Hotfixes
• Reverting the Grid to the Previously Running Software
• Backing Up and Restoring Configuration Files
• Using Database Snapshots
• Guidelines for Upgrading, Backing Up, and Restoring Data
• Managing Upgrade Groups
• Guidelines for Scheduling Full Upgrades