Cisco 300 Series Administration Manual page 314

Managed switch

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Table of Contents

DHCPLEASEQUE

DHCP Snooping Along With DHCP Relay

If both DHCP Snooping and DHCP Relay are globally enabled, then if DHCP

Snooping is enabled on the client's VLAN, DHCP Snooping rules contained in the

DHCP Snooping Binding database are applied, and the DHCP Snooping Binding

database is updated in the client's and DHCP server's VLAN, for packets that are

DHCP Default Configuration

The following describes DHCP Snooping and DHCP Relay default options.

DHCP Default Options

DHCP Snooping

Option 82 Insertion

Option 82 Passthrough

Verify MAC Address

Backup DHCP Snooping

Binding Database

Configuring DHCP Work Flow

To configure DHCP Relay and DHCP Snooping:

Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version)

Arriving from

Untrusted Ingress

DHCPDECLINE.

Forward to trusted

interfaces only.

Default State

IP Configuration

IPv4 Management and Interfaces

Arriving from Trusted Ingress

Same as DHCPDECLINE.

Forward to trusted interfaces