EchoLife HG850
Service Manual
1 System Overview
Issue 02 (2007-05-30)
Huawei Technologies Proprietary
1-3
Figure 1-2
shows the networking diagram of the HG850.
Figure 1-2
Networking diagram of the HG850
Softswitch
VoIP
HG850
Telephone
TV
STB
BAS
OLT
Switch
PC
N2000
PSTN
TG
IPTV
IP
Internet
Abbreviations Full Name
BAS
Broadband Access Server
N2000
Huawei N2000 Network Management System
OLT Optical
Line
Terminal
PC Personal
Computer
PSTN
Public Switched Telephone Network
STB Set-Top
Box
TG Trunk
Gateway
TV Television