Cisco NCS 4200 Series Routers: Software Upgrade Guide

This document provides comprehensive instructions for upgrading the software on Cisco NCS 4200 Series routers. It details the procedures for updating the Cisco IOS XE software and the ROMMON (Read-Only Memory/Monitor) on various RSP (Route Switch Processor) modules.

The guide covers essential topics such as software packaging, system requirements, and specific upgrade paths for different Cisco IOS XE releases, including Bengaluru, Gibraltar, and Amsterdam. It also outlines the steps for manual and automatic ROMMON upgrades, ensuring optimal performance and security for network devices.

For detailed information and support resources, users can refer to the official Cisco website:


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