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Chapter 1: Connections and Setup
Wireless Voice Gateway TWG850-4 Overview
Front Panel
The following illustration shows the front panel of the TWG850-4 gateway:
The LEDs on the front panel are described in the table below (from left to right):
I n t e r n e t
Power
DS
ON
ON
ON
0.25 second
Boot-up
ON
FLASH FLASH FLASH
Operation
ON
ON
1 second
ON
FLASH
ON
ON
FLASH
DOCSIS
Start-up
Operation
ON
ON
ON
ON
ON
FLASH FLASH
MTA
ON
ON
Illustrations contained in this document are for representation only.
E t h e r n e t
US
Online
1
2
ON
ON
ON
ON
X
X
ON
ON
X
X
OFF
OFF
X
X
OFF
X
X
ON
FLASH
X
X
ON
ON
X
X
OFF
X
X
ON
ON
X
X
USB Wireless Tel 1
3
4
ON
ON
ON
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
5
Tel 2
Description
ON
ON
Power on 0.25 sec
From power ON to system
X
X
initialization complete
Following system initialization
X
X
complete to (before)
DS scanning
During DS scanning and acquiring
X
X
SYNC
From SYNC completed, receiving
X
X
UCD to ranging completed
During DHCP, configuration file
download, registration, and
Baseline Privacy initialization:
X
X
DHCP status: 1 second ON and 1
second OFF,
TFTP status: 0.25 second ON and
0.25 second OFF
X
X
Operational (NACO=ON)
X
X
Operational (NACO=OFF)
FLASH
OFF
MTA DHCP
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