Ip Dhcp Relay Information-Option - Dell C9000 Series Reference Manual

Command Modes EXEC Privilege
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
9.9(0.0)
9.2(1.0)
8.3.19.0
8.3.11.1
8.3.7.0
8.3.1.0
8.2.1.0
Related show ip dhcp snooping
Commands

ip dhcp relay information-option

Enable Option 82.
C9000 Series
Syntax
ip dhcp relay information-option [trust-downstream] [vpn]
Parameters
trust-downstream
vpn
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.
Description
Introduced on the C9010.
Introduced on the Z9500.
Introduced on the S4820T.
Introduced on the Z9000.
Introduced on the S4810.
Introduced on the E-Series.
Introduced on the C-Series and S-Series.
— displays the contents of the DHCP binding table.
Configure the system to trust Option 82 when it is received from
the previous-hop router.
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.
Dynamic Host Configuration Protocol (DHCP) 827