Managing DHCP servers

You can add, update, and delete DHCP servers.

Adding a DHCP server

Select DHCP Server from the System dropdown.
Select Create to create a new DHCP server.
Enter values in the relevant fields. See DHCP server fields.
Select Save.

Updating a DHCP server

Select DHCP Server from the System dropdown.
Select a DHCP server and then select Edit.
Update the values that you want to change.
Select Save.

Deleting a DHCP server

Select DHCP Server from the System dropdown.
Select a DHCP server and then select Delete.
Select Yes in the confirmation dialog box to delete the selected DHCP server.

DHCP server fields

The Create DHCP Server and Edit DHCP Server dialogs contain the following fields:

Settings	Guidelines
Interface	From the dropdown, select an interface.
DHCP status	Enable/disable DHCP status. Note: By default, the DHCP status is enabled.
IP Range	DHCP IP address range. The IP range of each DHCP server must match the network address range. See Configure an IP range.
Netmask	Netmask assigned by the DHCP server.
Default Gateway	Select either Same as Interface IP (default) or Specify. When Specify selected, enter the default gateway IP address assigned by the DHCP server.
DNS server	Options for assigning DNS servers to DHCP clients: Same as System DNS—Clients are assigned the configured DNS servers of the firewall. Same as Interface IP —The IP address of the interface the DHCP server is added to becomes the clientʼs DNS server IP address. Specify—Specify up to four DNS servers in the DHCP server configuration (default).
DNS Server1	DNS server 1. Note: This option is only available when the DNS server is Specify.
DNS Server2	DNS server 2. Note: This option is only available when the DNS server is Specify.
DNS Server3	DNS server 3. Note: This option is only available when the DNS server is Specify.
DNS Server4	DNS server 3. Note: This option is only available when the DNS server is Specify.
Lease time	Set the time after which the assigned IP address expires, in seconds. The default is 604800.

Configure an IP range

In IP Range, select + to add a new IP address range.
In the IP Range field, enter the IP range.

Managing DHCP servers

You can add, update, and delete DHCP servers.

Adding a DHCP server

Select DHCP Server from the System dropdown.
Select Create to create a new DHCP server.
Enter values in the relevant fields. See DHCP server fields.
Select Save.

Updating a DHCP server

Select DHCP Server from the System dropdown.
Select a DHCP server and then select Edit.
Update the values that you want to change.
Select Save.

Deleting a DHCP server

Select DHCP Server from the System dropdown.
Select a DHCP server and then select Delete.
Select Yes in the confirmation dialog box to delete the selected DHCP server.

DHCP server fields

The Create DHCP Server and Edit DHCP Server dialogs contain the following fields:

Settings	Guidelines
Interface	From the dropdown, select an interface.
DHCP status	Enable/disable DHCP status. Note: By default, the DHCP status is enabled.
IP Range	DHCP IP address range. The IP range of each DHCP server must match the network address range. See Configure an IP range.
Netmask	Netmask assigned by the DHCP server.
Default Gateway	Select either Same as Interface IP (default) or Specify. When Specify selected, enter the default gateway IP address assigned by the DHCP server.
DNS server	Options for assigning DNS servers to DHCP clients: Same as System DNS—Clients are assigned the configured DNS servers of the firewall. Same as Interface IP —The IP address of the interface the DHCP server is added to becomes the clientʼs DNS server IP address. Specify—Specify up to four DNS servers in the DHCP server configuration (default).
DNS Server1	DNS server 1. Note: This option is only available when the DNS server is Specify.
DNS Server2	DNS server 2. Note: This option is only available when the DNS server is Specify.
DNS Server3	DNS server 3. Note: This option is only available when the DNS server is Specify.
DNS Server4	DNS server 3. Note: This option is only available when the DNS server is Specify.
Lease time	Set the time after which the assigned IP address expires, in seconds. The default is 604800.

Configure an IP range

In IP Range, select + to add a new IP address range.
In the IP Range field, enter the IP range.

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User Guide

Managing DHCP servers

Adding a DHCP server

Updating a DHCP server

Deleting a DHCP server

DHCP server fields

Configure an IP range

Managing DHCP servers

Managing DHCP servers

Adding a DHCP server

Updating a DHCP server

Deleting a DHCP server

DHCP server fields