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Voice Services
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The HG552a1 enables voice service interworking between the Internet and the Public Switched
Telephone Network (PSTN).
5.2
Voice Service Introduction
Networking
Figure 5-1 Network model of voice services
Table 5-1 Description of the equipment in voice service networking
No. Item Description
1 Proxy Server A server that forwards requests or responses in place of the client
2 Registrar Server A server that receives registration requests
3 BRAS Broadband Remote Access Server
4 DSLAM Digital Subscriber Line Access Multiplexer
5 HG552a1 -
6 Telephone -
7 Computer -
Configuration Procedure
The VoIP parameter has been configured with the delivered HG552a1. In general, this parameter
does not need to be configured and please keep the default settings.