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Add a DHCP Pool

You are here: Network > DHCP > DHCP Server.

To add a DHCP Pool:

  1. Click the add icon (+) on the upper right side of the DHCP Pools table.

    The Add DHCP Pool page appears.

  2. Complete the configuration according to the guidelines provided in Table 1.
  3. Click OK to save the changes. If you want to discard your changes, click Cancel.

Table 1 describes the Add DHCP Pool Page.

Table 1: Fields on the Add DHCP Pool Page.

Field

Action
General

Pool Name

Enter a name for DHCP pool.

Routing Instance

Select a routing instance from the list.

Network Addresses

Enter the following details:

  • IP Address—Enter an IP address.

  • Subnet Mask—Enter a subnet mask for the IP address.
DHCP Pool Attributes

Click DHCP Attributes to add DHCP pool attributes. After configuring the attributes, click OK to save the changes.

Pool Name

Displays the DHCP pool name.

Domain Name

Enter the domain name to be assigned to the address pool.

Server Identifier

Enter the name of the server identifier to assign to the DHCP client in the address pool.

Netbios Node Type

Select a NetBIOS node type from the list. This is equivalent to DHCP option 46.

Next Server

Enter the IP address of the next DHCP server that the clients need to contact.

Propagate Settings

Select an interface from the list.

Specifies the name of the interface on the router through which the resolved DHCP queries are propagated to the DHCP pool.

TFTP Server

Enter the IP address of the TFTP server.

Maximum Lease Time (Secs)

Enter a from value 60 through 1,209,600.

Specifies the maximum length of time in seconds, a client can hold a lease. (Dynamic BOOTP lease lengths can exceed this maximum time.)

Boot File

Enter the path and filename of the initial boot file to be used by the client.

Boot Server

Enter the IP address or hostname of the TFTP server that provides the initial boot file to the client.

Grace Period (Secs)

Enter a number of seconds the lease is retained.

range is 0 through 4,294,967,295. By default, 0 is no grace period.

DNS Name Servers

Specifies the DNS name to assign to the DHCP client in the address pool.

Click any one of the following:

  • +—Adds the DNS name in the address pool.

  • Click the pencil icon to edit a selected DNS name in the address pool.

  • X—Deletes the DNS name in the address pool.

WINS Servers

Specifies the WINS servers to assign to the DHCP client in the address pool.

Click any one of the following:

  • +—Adds WINS servers to the address pool.

  • Click the pencil icon to edit a selected WINS server in the address pool.

  • X—Deletes the WINS servers in the address pool.

Gateway Routers

Specifies the gateway router to assign client in the address pool.

Click any one of the following:

  • +—Adds the gateway router to the address pool.

  • Click the pencil icon to edit a selected gateway router in the address pool.

  • X—Deletes the gateway router in the address pool.

Options

Click + to add DHCP option.

Enter the following details:

  • Code—Type a number.

  • Type—Select a type from the list that corresponds to the code.

  • Value—Type a valid option value based on the type.

You can select the DHCP option and click the pencil icon to edit or click X to delete the DHCP options.

Option-82

Device inserts DHCP option 82 (also known as the DHCP relay agent information option) information.

Enter the following details:

  • Circuit Identifier—Enter circuit ID to identify the circuit (interface or VLAN) on the switching device on which the request was received.

  • Ranges—Enter a value for the circuit ID.

  • Remote Identifier—Enter remote ID to identify the remote host.

  • Ranges—Enter a value for the remote ID.
Address Range

Click + to add address range. After configuring the attributes, click OK to save the changes.

Selected an address range and click the pencil icon to edit it or click X to delete it.

Name

Enter the address range name.

Low

Enter an IP address that is part of the subnet specified in Address Pool subnet.

High

Enter an IP address that is part of the subnet specified in Address Pool Subnet. This address must be greater than the address specified in Address Range Low.
Static Bindings

Click + to add DHCP static bindings. After configuring the attributes, click OK to save the changes.

Selected a DHCP static binding and click the pencil icon to edit it or click X to delete it.

Host Name

Enter the hostname to assign the DHCP client to the MAC address.

Mac Address

Enter the MAC address of the DHCP client.

Fixed IP Address

Enter the fixed address to assign the DHCP client to the MAC address.

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