User guide

5-1
Chapter 5: Gateway Configuration
The information in this chapter covers the configuration options for the RG230’s
Internet gateway functions.
The RG230 provides comprehensive firewall features and NAT isolation for Internet
traffic passing from the WiMAX service provider to the local network connected to
the LAN ports. The DHCP server feature can assign IP addresses for up to 32 local
network PCs and wireless clients.
The Advanced Setup menu includes the following items for Internet gateway
configuration.
Table 5-1 Gateway Configuration
Menu Description Page
WAN 5-2
WAN Settings Sets the connection method of your Internet service provider 5-2
DNS Specifies DNS servers that you want to access 5-6
LAN 5-7
LAN Settings Sets the unit’s IP address and configures the DHCP server
for the local network
5-7
DHCP Client List Displays connected DHCP clients that have been assigned
IP addresses by the DHCP server
5-8
NAT 5-8
Virtual Server Allows the unit to be configured as a virtual server 5-8
Port Mapping Enables IP port mapping for special applications 5-10
DMZ Allows clients to connect to the unit directly bypassing the
firewall
5-11
Firewall 5-11
Firewall Setting Controls access to and from the local network 5-11
Firewall Options Blocks scans of the network services from an outside hacker 5-11
Client Filtering Blocks Internet access based on IP addresses 5-13
MAC Control Blocks internet access based on MAC addresses 5-14
Route 5-15
Routing Table List Displays the routing table 5-15
UPnP 5-16
Settings Provides support for Universal Plug and Play devices 5-16