CLI Guide

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.
Default Disabled.
Command Modes CONFIGURATION
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.
9.4.(0.0) Added support for VRF.
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.
Dynamic Host Configuration Protocol (DHCP)
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