
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. | 
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 | The ZyXEL Device is  | 
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 | clients (DHCP Pool). See the product specifications in the appendices. Do not | 
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 | assign static IP addresses from the DHCP pool to your LAN computers. | 
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| IP Pool Count | This field specifies the size, or count of the IP address pool. | 
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| Lease Time | This is the period of time  | 
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 | DHCP automatically assigns IP addresses to clients when they log in. DHCP | 
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 | centralizes IP address management on central computers that run the DHCP | 
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 | server program. DHCP leases addresses, for a period of time, which means that | 
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 | past addresses are “recycled” and made available for future reassignment to | 
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 | other systems. | 
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| DNS | 
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| DNS Relay | Select Auto Discovered DNS Server Only if your ISP dynamically assigns DNS | 
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 | server information (and the ZyXEL Device's WAN IP address). | 
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 | Select User Discovered DNS Server Only if you have the IP address of a DNS | 
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 | server. You have to specify the primary and secondary DNS servers in the | 
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 | following fields. | 
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| Primary DNS | Enter the IP address for the primary DNS server. | 
| Server | 
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| Secondary DNS | Enter the IP address for the secondary DNS server. | 
| Server | 
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| 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. | 
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| SAVE | Click this to save your changes. | 
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| CANCEL | Click this to restore your previously saved settings. | 
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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
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