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Home Documentation Junos OS Junos CLI Reference CLI Reference P

Junos CLI Reference

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Junos CLI Reference
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prefix (DHCP Relay Agent)

date_range 20-Nov-23
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Syntax

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prefix prefix;

Hierarchy Level

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[edit forwarding-options dhcp-relay dhcpv6 (relay-agent-interface-id | relay-agent-remote-id)],
[edit forwarding-options dhcp-relay dhcpv6 group group-name (relay-agent-interface-id | relay-agent-remote-id)],
[edit forwarding-options dhcp-relay relay-option-82 (circuit-id | remote-id)],
[edit forwarding-options dhcp-relay group group-name relay-option-82 (circuit-id | remote-id)],
[edit logical-systems logical-system-name ... forwarding-options dhcp-relay dhcpv6 (relay-agent-interface-id | relay-agent-remote-id)],
[edit logical-systems logical-system-name ... forwarding-options dhcp-relay ... relay-option-82 (circuit-id | remote-id)],
[edit routing-instances routing-instance-name forwarding-options dhcp-relay dhcpv6  (relay-agent-interface-id | relay-agent-remote-id)],
[edit routing-instances routing-instance-name forwarding-options dhcp-relay ... relay-option-82 (circuit-id | remote-id)]

Description

Add a prefix to the DHCP base option 82 Agent Circuit ID (suboption 1) or Agent Remote ID (suboption 2) information, or to the DHCPv6 option 18 (Relay Agent Interface-ID) or option 37 (Relay Agent Remote-ID) information in DHCP packets that DHCP relay agent sends to a DHCP server. The prefix can consist of any combination of the hostname, logical system name, and routing instance name.

Options

prefix—Any of the following:

  • host-name—Prepend the hostname of the router configured with the host-name statement at the [edit system] hierarchy level to the DHCP option information.

  • logical-system-name—Prepend the name of the logical system to the option information.

  • routing-instance-name—Prepend the name of the routing instance to the option information.

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 8.3.

Support at the [edit ... dhcpv6] hierarchy levels introduced in Junos OS Release 11.4.

Support at the [edit ... relay-agent-remote-id] and [edit ... remote-id] hierarchy levels introduced in Junos OS Release 14.1.

Related Documentation

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