Users Guide

Command History
This guide is platform-specific. For command information about other platforms, see the relevant Dell Networking
OS Command Line Reference Guide.
Version Description
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.
ip dhcp relay information-option
Enable Option 82.
Syntax
ip dhcp relay information-option [trust-downstream] [vpn]
Parameters
trust-downstream Configure the system to trust Option 82 when it is received from the previous-hop
router.
vpn Enter the keyword vpn to add VPN/VRF related sub-option to relay agent information
Option 82.
NOTE: Adds the VPN/VRF related sub-options into the relay agent
information option(82). When DHCP broadcasts are forwarded by the relay
agent from clients to DHCP server.
528 Dynamic Host Configuration Protocol (DHCP)