ADTRAN user manual TSU Interfaces, Network Interface, TSU 600 Interfaces

Chapter 1. Introduction

TSU INTERFACES

The TSU 600 is equipped with six slots in the rear panel to house option modules which provide a variety of additional data ports. See Figure 1-3.

PC or Modem

Control Chain

Input Output

NI	TSU 600
	Option
Network

Up to 6

Chain Chain

Input Output

NI TSU 600

Option

Up to 6

Figure 1-3

TSU 600 Interfaces

Network Interface

The Network Interface (NI) port complies with the applicable ANSI and AT&T standards.

The NI provides the following functions:

•AMI or B8ZS coding

•Automatic or manual line build out

•D4 or ESF framing

•Network performance monitoring and reporting

•Test loopbacks with QRSS generation and checking

•Extensive self test

61200.076L2-1 TSU 600 User Manual 7