ZyXEL NBG420N Manuel d'utilisateur télécharger pdf (Page 32)

Chapter 1 Getting to Know Your NBG420N

NBG420N User’s Guide

1.3 AP Mode

Select AP Mode if you already have a router or gateway on your network which provides

network services such as a firewall or bandwidth management.

The following figure shows computers in a WLAN connecting to the NBG420N, which acts as

an access point (A). The NBG420N allows the wireless computers to share the same Internet

access as the other computers connected to the router (B) on the same network.

Figure 2 Wireless Internet Access in AP Mode

1.4 Router Features vs. AP Features

The following table shows which features are available in Router or AP Mode.

Table 1 Features Available in Router Mode vs. AP Mode

FEATURE ROUTER MODE AP MODE

DHCP

This allows individual clients to obtain IP addresses at start-

up from a DHCP server.

YES NO

Firewall

This establishes a network security barrier, protecting your

network from attacks and controlling access between your

network and the Internet.

YES NO

Bandwidth Management

This allows you to allocate network bandwidth to specific

applications and or subnets.

YES NO

Any IP

This allows a computer to access the NBG420N when the

IP addresses of the computer and the NBG420N are not in

the same subnet.)

YES NO

VPN

A virtual private network (VPN) provides secure

communications between sites without the expense of

leased site-to-site lines.

YES NO

Wireless

This allows two or more devices to communicate without

wires, based on IEEE 802.11 wireless standards.

YES YES

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ZyXEL NBG420N Manuel d'utilisateur Page 32