26 Preface

The document provides instructions for initializing and customizing the features using the Command Line Interface (CLI). To learn the basic structure and

operation of the Nortel SNAS 4050 CLI, refer to “CLI reference” on page 803 .

This reference guide provides links to where the function and syntax of each CLI command are described in the document. For information on accessing the CLI,

see “The Command Line Interface” on page 769 .

Security & Routing Element Manager (SREM) is a graphical user interface (GUI) that runs in an online, interactive mode. SREM allows the management of multiple devices (for example, the Nortel SNAS 4050) from one application. To use SREM, you must have network connectivity to a management station running

SREM in one of the supported environments. For instructions on installing and starting SREM, refer to Installing and Using the Security & Routing Element

Manager (320199-A).

Before you begin

This guide is intended for network administrators who have the following background:

• basic knowledge of networks, Ethernet bridging, and IP routing

• familiarity with networking concepts and terminology

• experience with windowing systems or GUIs

• basic knowledge of network topologies

Before using this guide, you must complete the following procedures. For a new switch:

1 Install the switch.

For installation instructions, see Nortel Secure Network Access Switch 4050

Installation Guide (320846-A).

2 Connect the switch to the network.

For more information, see

“The Command Line Interface” on page 769 .

Ensure that you are running the latest version of Nortel SNAS 4050 software. For

information about upgrading the Nortel SNAS 4050, see “Upgrading or reinstalling the software” on page 757

.

320818-A