OpenView Network Node Manager: Designing and Implementing an Enterprise Solution

Introduction

The configuration management NNM provides may be broadly divided into five basic areas:

• discover IP addressable devices (as well as IPX and layer 2 devices), the network IP structure, routers, switches, bridges, repeaters, and other infrastructure devices

• collect and store configuration information about devices and networks in a database

• check the configuration information for changes, errors, or inconsistencies

• present the network topology and device connectivity using a map hierarchy with IP-centric views, layer 2 views, or physical connectivity views

• report the information by providing search capabilities to locate where devices appear in the network relative to the neighboring topology, and by offering text-based reporting tools ...