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61182301E1-5A 1
Total Access 3000/3010
NTU-8 Single Fiber Quad E1
GENERAL
This document is an installation and maintenance guide for the Total Access
®
3000/3010
NTU-8 Single Fiber Quad E1 with Ethernet and Performance Monitoring (NTU-8F). Figure 1
illustrates the NTU-8F (P/N 1182301E1) front panel.
Figure 1. NTU-8F Front Panel
DESCRIPTION
The NTU-8F is a standalone remote network terminal unit that provides for transport four,
short-haul E1 (G.703) channels, and a 10Base-T or 100Base-T (10/100) Ethernet interface
that can be multiplexed over a single-mode fiber optic cable to a Total Access 3000/3010 LTU-
8 Single Fiber Quad E1 with Ethernet and Performance Monitoring (P/N 1182300E1). The
LTU-8 is located in the Central Office. The NTU-8F is provisionable remotely from the LTU-8.
Provisioning can be viewed locally and flash upgrades can be initiated by using a VT100 craft
interface.
Features
The basic features of the Total Access 3000/3010 NTU-8F include the following:
• E1 Status for all channels
• Loopback Status
• Optical port status