Nortel Passport 4400 Series User Manual

1-1
Introduction
1
This chapter introduces the following features of the Passport 4430/4450/4455
devices, hereafter referred to as a Passport 4400 unit:
• Ethernet Base Module on page 1-3
• Data Modules on page 1-3
• T1/E1 and Digital Voice Modules on page 1-4
• Analog Voice Modules on page 1-4
• Interface Modules (WAN) page 1-5
Figure 1-1. Passport 4400 Models
Model 4430
Models 4450
Model 4450 and 4455 with
Redundand Power Supply
and 4455

Nortel Passport 4400 Series Specifications

General

Brand	Nortel
Model	Passport 4400 Series
Category	Switch
Language	English