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user-defined-option-82

Syntax

Hierarchy Level

Description

Configure a custom text string to use as the interface description in the DHCP option 82 Agent Circuit ID (suboption 1) information. This text string is defined independently of the interface description that is configured using the description statement at the [edit interfaces interface-name] hierarchy level.

The custom text string is configured using the user-defined-option-82 statement at the following hierarchy levels:

  • To configure a custom string on an interface level:

  • To configure a custom string at the group level:

  • To configure a custom string globally:

You can define a custom string up to 251 characters in length. To include the custom string in the DHCP option 82 Agent Circuit ID, you must configure the user-defined statement at the [edit forwarding-options dhcp-relay group group-name relay-option-82 circuit-id] hierarchy level.

Required Privilege Level

interface—To view this statement in the configuration.

interface-control—To add this statement to the configuration.

Release Information

Statement introduced in Junos OS Release 17.2.

Release History Table
Release
Description
21.2R1
Starting with Junos OS Release 21.2R1, QFX Series switches support the user-defined-option-82 CLI statement in a stateless DHCP relay configuration. You can configure stateless DHCP relay using the forward-only CLI statement at the [edit forwarding-options dhcp-relay] hierarchy level.