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Voice gateway mode – Welltech SIPPBX 6200 V.x.2 Quick Start User Manual

Page 5

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Welltech Computer Co., Ltd.

In this mode, SIPPBX will act as a SIP-aware NAT/Firewall server. There are 3
Ethernet ports will be used:
WAN Interface: Public IP address
LAN Interface: Private IP address
Enhanced Service Interface: Private IP address
The user seated in the private IP network including VPN users will register to
LAN interface. Branch office or traveler user will register to WAN interface.
SIPPBX will automatic detect the network status and do the NAT transversal
when needed.

Figure 1.2

PSTN

LAN

Voice Gateway Mode

WellGate 3804

WellGate 3504

SIPPBX 6200

Attendant Console

Soft Phone 362

Account=0

Ext: 101

Ext: 102

Ext: 301

Ext: 302

Ext: 201

Ext: 202

Ext: 999

Ext: 203

Account=1

LAN Interface

192.168.16.10

WAN Interface

211.32.3.5

WAN











SIPPBX 6200 Quick Guide

– V x.2

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