CHAPT ER
2-1
Network Processing Engine and Network Services Engine Installation and Configuration
OL-4448-12
2
NPE-175 and NPE-225 Overview
This chapter describes the network processing engine (NPE) models NPE-175 and NPE-225 and
contains the following sections:
Supported Platforms, page 2-1
Software Requirements, page 2-1
NPE-175 and NPE-225 Description and Overview, page 2-1
NPE-175 and NPE-225 Memory Information, page 2-5
Supported Platforms
The following NPEs support the Cisco 7200 series routers and Cisco 7200 VXR routers:
NPE-175
NPE-225
The following NPEs support the Cisco uBR7246VXR universal broadband router, Cisco uBR7246, and
Cisco uBR7223 universal broadband routers:
NPE-175
NPE-225

Software Requirements

For minimum software release information, see the “Software Requirements” section on page 8-4.

NPE-175 and NPE-225 Description and Overview

This section contains information about the network processing engine components and the system
management functions. The network processing engine maintains and executes the system management
functions for the Cisco 7200 series and Cisco uBR7200 series routers. The NPE also shares the system
memory and environmental monitoring functions with the I/O controller.