Users Guide

Manual bindings 0
Expired bindings 1
Malformed messages 0
Message Received
BOOTREQUEST 0
DHCPDISCOVER 10
DHCPREQUEST 16
DHCPDECLINE 0
DHCPRELEASE 8
DHCPINFORM 0
Message Sent
BOOTREPLY 0
DHCPOFFER 10
DHCPACK 16
DHCPNAK 0
Configure Secure DHCP and DHCP Relay
DHCP, as defined by RFC 2131, provides no authentication or security mechanisms. Secure DHCP is a suite of features that
protects networks that use dynamic address allocation from spoofing and attacks, including using the switch as a DHCP relay
agent.
arp inspection
Enable dynamic arp inspection (DAI) on a VLAN.
C9000 Series
Syntax
arp inspection
Defaults Disabled
Command Modes INTERFACE VLAN
Command
History
This guide is platform-specific. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
8.3.1.0 Introduced on the E-Series.
8.2.1.0 Introduced on the C-Series and S-Series.
Related
Commands
arp inspection-trust — specifies a port as trusted so that ARP frames are not validated against the
binding table.
Dynamic Host Configuration Protocol (DHCP) 621