CLI Guide

ip dhcp relay
Enable Option 82.
Syntax
ip dhcp relay information-option [remote-id | trust-downstream]
Parameters
remote-id Configure the system to enable the remote-id string in
option-82.
trust-downstream Configure the system to trust Option 82 when it is received
from the previous-hop router.
Defaults 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(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.
9.2(0.2) Introduced on the Z9000.
8.3.19.0 Introduced on the S4820T.
8.3.7.0 Introduced on the S4810.
8.3.1.0 Introduced on the E-Series.
7.8.1.0 Introduced on the C-Series and S-Series.
ip dhcp snooping
Enable DHCP snooping globally.
Syntax
[no] ip dhcp snooping
Defaults Disabled
Command Modes CONFIGURATION
Dynamic Host Configuration Protocol (DHCP)
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