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 Guides
- 7220 IXR Hardware Installation Guides
- 7250 IXR Hardware Installation Guides
- 7730 SXR Hardware Installation Guides

What's new

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

Table 1. What's new in Release 25.3.1
Topic	Location
Support for 7220 IXR-H4-32D platform	Hardware overview
ZTP in-band IPv4 support for 7215 IXS-A1	Applicability

March 20, 2025