Manual:IP/DHCP Relay

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Applies to RouterOS: v3, v4

Summary

DHCP Relay is just a proxy that is able to receive a DHCP request and resend it to the real DHCP server.

Properties

Sub-menu: /ip dhcp-client

Property Description
delay-threshold (time; Default: none) If secs field in DHCP packet is smaller than delay-threshold, then this packet is ignored
dhcp-server (string; Default: ) List of DHCP servers' IP addresses which should the DHCP requests be forwarded to
interface (string; Default: ) Interface name the DHCP relay will be working on.
local-address (IP; Default: 0.0.0.0) The unique IP address of this DHCP relay needed for DHCP server to distinguish relays. If set to 0.0.0.0 - the IP address will be chosen automatically
name (string; Default: ) Descriptive name for relay

DHCP relay does not choose the particular DHCP server in the dhcp-server list, it just send the incoming request to all the listed servers.

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