Unconfigure the DHCP option information for the specified VLAN.
| vlan_name | Specifies the VLAN on which to unconfigure DHCP. | 
| default-gateway | Specifies the router option. | 
| dns-server | Specifies the Domain Name Server (DNS) option. | 
| primary | Specifies the primary DNS option. | 
| secondary | Specifies the secondary DNS option. | 
| wins-server | Specifies the NetBIOS name server (NBNS) option. | 
N/A.
None.
The following command unconfigures the DHCP options for the VLAN temporary:
unconfigure temporary dhcp-options
This command was first available in ExtremeXOS 11.0.
The primary and secondary DNS options were added in ExtremeXOS 12.1.
This command is available on all ExtremeSwitching Universal switches.