ip dhcp relay
Enable Option 82.
S4820T
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,
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
9.7(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.
S4820T
Syntax [no] ip dhcp snooping
Defaults Disabled
Command
Modes
CONFIGURATION
Command
History This guide is platform-specific. For command information about other platforms,
refer to the relevant Dell Networking OS Command Line Reference Guide.
662 Dynamic Host Configuration Protocol (DHCP)