Install and commission
Documents under this category help you install and commission your SR Linux software. This includes prerequisites, container installation, software upgrades, and recovery procedures.
- Software Installation Guide
  This document describes how to install the Nokia Service Router Linux (SR Linux) in various environments. It defines the required prerequisites and procedures for how to install SR Linux software elements. Examples of commonly used commands are provided.
- 7215 IXS Hardware Installation Guide
- 7220 IXR Hardware Installation Guide
- 7250 IXR Hardware Installation Guides

What's new

This section lists the changes that were made in this release.

Table 1. What's new in Release 26.7.1
Topic	Location
Support for 7220 IXR-D4/D5	Secure Boot
Runtime security	Runtime security
Adds Secure ZTP limitations	SZTP implementation guidelines

November 5, 2026