Trust-Option-82 - Juniper EX3400 Features Manual

DHCP and Other System Services Feature Guide for EX2300, EX3400, and EX4300 Switches

trust-option-82

Syntax
Hierarchy Level
Release Information
Description
Required Privilege
Level
Related
Documentation
308
trust-option-82;
[edit forwarding-options dhcp-relay overrides],
[edit forwarding-options dhcp-relay group group-name overrides],
[edit logical-systems logical-system-name forwarding-options dhcp-relay overrides],
[edit logical-systems logical-system-name forwarding-options dhcp-relay group group-name
overrides],
[edit logical-systems logical-system-name routing-instances routing-instance-name
forwarding-options dhcp-relay overrides],
[edit logical-systems logical-system-name routing-instances routing-instance-name
forwarding-options dhcp-relay group group-name overrides],
[edit routing-instances routing-instance-name forwarding-options dhcp-relay overrides],
[edit routing-instances routing-instance-name forwarding-options dhcp-relay group
group-name overrides],
[edit routing-instances routing-instance-name forwarding-options dhcp-relay group
group-name interface interface-name overrides]
Statement introduced in Junos OS Release 8.3.
Statement introduced in Junos OS Release 12.3R2 for EX Series switches.
Enable processing of DHCP client packets that have a gateway IP address (giaddr) of 0
(zero) and contain option 82 information. By default, the DHCP relay agent treats such
packets as if they originated at an untrusted source, and drops them without further
processing.
interface—To view this statement in the configuration.
interface-control—To add this statement to the configuration.
Trusting Option 82 Information on page 67
Overriding the Default DHCP Relay Configuration Settings on page 68
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