Dell Command Line Reference Guide for the S4048–ON System 9.14.2.8

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ip dhcp source-address-validation

Enable the IP Source Guard.

Syntax
[no] ip dhcp source-address-validation [ipmac] [vlan vlan-id]
Parameters
ipmac
Enable IP+MAC Source Address Validation.
vlan vlan-id
(OPTIONAL) SAV validates the source IP address along with the source VLAN ID against the DHCP snooping binding table.
Defaults
Disabled
Command Modes

INTERFACE

INTERFACE PORTCHANNEL

Command History

This guide is platform-specific. For command information about other platforms, see the relevant Dell EMC Networking OS Command Line Reference Guide.

Version
Description
9.10(0.1)
Introduced on the S6010-ON and S4048T-ON.
9.10(0.0)
Introduced on the S3148.
9.10(0.0)
Introduced on the S6100-ON.
9.8(2.0)
Introduced on the S3100 series.
9.8(1.0)
Introduced on the Z9100–ON.
9.8(0.0P5)
Introduced on the S4048-ON.
9.8(0.0P2)
Introduced on the S3048-ON.
9.7(0.0)
Introduced on the S6000-ON.
9.6(0.0)
Added the vlan keyword and the vlan-id variable . Introduced support for SAV on port channels interfaces.
9.2(1.0)
Introduced on the Z9500.
9.0.2.0
Introduced on the S6000.
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
Added the keyword ipmac.
7.8.1.0
Introduced on the C-Series and S-Series.
Usage Information

Allocate at least one FP block to ipmacacl before you can enable IP+MAC Source Address Validation and SAV with VLAN option.

  1. Use the cam-acl l2acl command from CONFIGURATION mode.
  2. Save the running-config to the startup-config.
  3. Reload the system.

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