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Services on the QFX Series - Juniper.net

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CHAPTER 7<br />

C<strong>on</strong>figurati<strong>on</strong> Statements for DHCP Relay<br />

apply-sec<strong>on</strong>dary-as-giaddr<br />

Syntax<br />

apply-sec<strong>on</strong>dary-as-giaddr;<br />

Hierarchy Level<br />

[edit forwarding-opti<strong>on</strong>s helpers bootp],<br />

[edit forwarding-opti<strong>on</strong>s helpers bootp interface]<br />

Release Informati<strong>on</strong><br />

Descripti<strong>on</strong><br />

Statement introduced in Junos OS Release 12.3 for <strong>QFX</strong> <strong>Series</strong> switches.<br />

C<strong>on</strong>figures <strong>the</strong> interfaces <strong>on</strong> a switch that are DHCP relay agents to be enabled for smart<br />

DHCP relay:<br />

• When you c<strong>on</strong>figure this statement directly under <strong>the</strong> bootp statement, it enables<br />

smart relay <strong>on</strong> all <strong>the</strong> interfaces that are relay agents.<br />

• When you c<strong>on</strong>figure this statement under <strong>the</strong> interface statement, it enables smart<br />

relay <strong>on</strong> <strong>the</strong> specified interface.<br />

Smart relay requires <strong>the</strong> interfaces to be routed VLAN interfaces or Layer 3 logical<br />

interfaces that have multiple IP addresses.<br />

Required Privilege<br />

Level<br />

Related<br />

Documentati<strong>on</strong><br />

interface—To view this statement in <strong>the</strong> c<strong>on</strong>figurati<strong>on</strong>.<br />

interface-c<strong>on</strong>trol—To add this statement to <strong>the</strong> c<strong>on</strong>figurati<strong>on</strong>.<br />

• C<strong>on</strong>figuring DHCP and BOOTP Relay <strong>on</strong> page 26<br />

Copyright © 2013, <strong>Juniper</strong> Networks, Inc.<br />

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