Chapter 8 LAN Setup

Table 17 Interface Setup > LAN

LABEL

DESCRIPTION

Current Pool

Click this to display a summary table for the IP address pool. See Section 8.2.1

Summary

on page 70 for more details.

 

The ZyXEL Device is pre-configured with a pool of IP addresses for the DHCP

 

clients (DHCP Pool). See the product specifications in the appendices. Do not

 

assign static IP addresses from the DHCP pool to your LAN computers.

 

 

IP Pool Count

This field specifies the size, or count of the IP address pool.

 

 

Lease Time

This is the period of time DHCP-assigned addresses is used.

 

DHCP automatically assigns IP addresses to clients when they log in. DHCP

 

centralizes IP address management on central computers that run the DHCP

 

server program. DHCP leases addresses, for a period of time, which means that

 

past addresses are “recycled” and made available for future reassignment to

 

other systems.

 

 

DNS

 

 

 

DNS Relay

Select Auto Discovered DNS Server Only if your ISP dynamically assigns DNS

 

server information (and the ZyXEL Device's WAN IP address).

 

Select User Discovered DNS Server Only if you have the IP address of a DNS

 

server. You have to specify the primary and secondary DNS servers in the

 

following fields.

 

 

Primary DNS

Enter the IP address for the primary DNS server.

Server

 

 

 

Secondary DNS

Enter the IP address for the secondary DNS server.

Server

 

 

 

DHCP Server IP for

This field is only available when you select Relay in the DNS Relay field. Enter

Relay Agent

the IP address of the actual remote DHCP server in this field.

 

 

SAVE

Click this to save your changes.

 

 

CANCEL

Click this to restore your previously saved settings.

 

 

8.2.1 The DHCP IP Pool Summary Screen

This table allows you to see the IP and Media Access Control (MAC) addresses of individual computers on your LAN. In the Interface Setup > LAN screen, click the Current Pool Summary button to open the following screen.

Figure 29 Interface Setup > LAN > DHCP IP Pool Summary

70

 

P-660R-T1 v3 User’s Guide