This article shows how to configure standard and custom DHCP options with which the client can request information from the DHCP server in IGEL OS.

Standard Options

Menu path: Network > DHCP Options > Standard Options



User class

A freely definable character string which can serve as a criterion for allocating specific settings for the DHCP server.


List of standard options

Options with which the client can request information from the DHCP server.

You will find information regarding the various DHCP options in RFC 2132 DHCP Options and BOOTP Vendor Extensions.


To manage the list of options, proceed as follows:

  • Click   to create a new entry.
  • Click   to remove the selected entry.
  • Click   to edit the selected entry.
  • Click   to copy the selected entry.


Clicking   brings up the Add dialogue, where you can define the following settings:


Activated

☑  The option is enabled. (Default)


Option name

The name of the option. Select from the list of predefined names.

Custom Options

Menu path: Network > DHCP Options > Custom Options



For more information regarding these options, see the manual for your DHCP server or your network components.


To manage the list of options, proceed as follows:

  • Click   to create a new entry.
  • Click   to remove the selected entry.
  • Click   to edit the selected entry.
  • Click   to copy the selected entry.


Clicking   brings up the Add dialogue, where you can define the following settings:


Activated

☑  The option is enabled. (Default)


Option name

The name of the option. Add a prefix of your own in order to prevent a conflict with the default DHCP options. Example of the syntax: [YourPrefix]-[OptionName]. English letters, numbers and the special character “-” are allowed.


Code

A number that is used by the DHCP server and DHCP client to reference an option. A number between 80 and 254 can be chosen. (Default: 80)


Data type

Type of option.
Possible values:

  • Boolean
  • Integer 8
  • Integer 16
  • Integer 32
  • Signed integer 8
  • Signed integer 16
  • Signed integer 32
  • Unsigned integer 8
  • Unsigned integer 16
  • Unsigned integer 32
  • IP address
  • Text (Default)
  • String