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Chapter 1
Introduction
This Chapter provides an overview of VRT-311 / VRT-311S's features and ca-
pabilities.
Congratulations on the purchase of your new VRT-311 / VRT-311S . VRT-311 / VRT-311S is
a multi-function device providing the following services:
• Shared Broadband Internet Access for all LAN users.
• VPN Gateway for IPSec VPN connections to remote PCs or sites.
• 3-Port Switching Hub for 10BaseT or 100BaseT connections.
Figure 1: VRT-311 / VRT-311S
VRT-311 / VRT-311S Features
VRT-311 / VRT-311S incorporates many advanced features, carefully designed to provide
sophisticated functions while being easy to use.
Internet Access Features
• Shared Internet Access. All users on the LAN or WLAN can access the Internet
through VRT-311 / VRT-311S, using only a single external IP Address. The local (invalid)
IP Addresses are hidden from external sources. This process is called NAT (Network Ad-
dress Translation).
• DSL & Cable Modem Support. VRT-311 / VRT-311S has a 100BaseT Ethernet port
for connecting a DSL or Cable Modem. All popular DSL and Cable Modems are sup-
ported. SingTel RAS and Big Pond (Australia) login support is also included.
• PPPoE, PPTP, SingTel RAS and Telstra Big Pond Support. The Internet (WAN
port) connection supports PPPoE (PPP over Ethernet), PPTP (Peer-to-Peer Tunneling Pro-
tocol), SingTel RAS and Telstra Big Pond (Australia), as well as "Direct Connection" type
services.
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