ZyXEL Communications 3.1 User Manual

 Chapter 6 Interfaces

ZyWALL (ZLD) CLI Reference Guide

[no] starting-address ip pool-size 

<1..65535>

Sets the IP start address and maximum pool size of the specified 
DHCP pool. The final pool size is limited by the subnet mask.

Note: You must specify the 

network number

 first, and the start 

address must be in the same subnet.

The 

no

 command clears the IP start address and maximum pool size.

[no] first-dns-server {ip | 

interface_name {1st-dns | 2nd-dns | 

3rd-dns} | ZyWALL}

Sets the first DNS server to the specified IP address, the specified 
interface’s first, second, or third DNS server, or the ZyWALL itself. The 

no

 command resets the setting to its default value.

[no] second-dns-server {ip | 

interface_name {1st-dns | 2nd-dns | 

3rd-dns} | ZyWALL}

Sets the second DNS server to the specified IP address, the specified 
interface’s first, second, or third DNS server, or the ZyWALL itself. The 

no

 command resets the setting to its default value.

[no] third-dns-server {ip | 

interface_name {1st-dns | 2nd-dns | 

3rd-dns} | ZyWALL}

Sets the third DNS server to the specified IP address, the specified 
interface’s first, second, or third DNS server, or the ZyWALL itself. The 

no

 command resets the setting to its default value.

[no] first-wins-server ip

Specifies the first WINS server IP address to assign to the remote 
users. The no command removes the setting.

[no] second-wins-server ip

Specifies the second WINS server IP address to assign to the remote 
users. The no command removes the setting.

[no] lease {<0..365> [<0..23> 

[<0..59>]] | infinite}

Sets the lease time to the specified number of days, hours, and 
minutes or makes the lease time infinite. The 

no

 command resets the 

first DNS server setting to its default value.

interface interface_name

Enters sub-command mode.

[no] ip dhcp-pool profile_name

Binds the specified interface to the specified DHCP pool. You have to 
remove any DHCP relays first. The 

no

 command removes the 

binding.

[no] ip helper-address ip

Creates the specified DHCP relay. You have to remove the DHCP pool 
first, if the DHCP pool is bound to the specified interface. The 

no

 

command removes the specified DHCP relay.

release dhcp interface-name

Releases the TCP/IP configuration of the specified interface. The 
interface must be a DHCP client. This command is available in 
privilege mode, not configuration mode.

renew dhcp interface-name

Renews the TCP/IP configuration of the specified interface. The 
interface must be a DHCP client. This command is available in 
privilege mode, not configuration mode.

show ip dhcp binding [ip]

Displays information about DHCP bindings for the specified IP address 
or for all IP addresses.

clear ip dhcp binding {ip | *}

Removes the DHCP bindings for the specified IP address or for all IP 
addresses.

interface Commands: DHCP Settings (continued)