Dell C1048P Port Extender Networking Command-Line Reference Guide for the C900 - Page 827

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 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. Related Commands show ip dhcp snooping - displays the contents of the DHCP binding table. ip dhcp relay information-option Enable Option 82. C9000 Series Syntax Parameters ip dhcp relay information-option [trust-downstream] [vpn] 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. Dynamic Host Configuration Protocol (DHCP) 827