Users Guide

Use Case 3: DHCP Relay on VTEPs with DHCP Option-82 sub-options
5,11,151
The following example uses a Clos leaf-spine VXLAN with BGP EVPN topology to show how to set up DHCP relay on tenant
VRFs with Option-82 sub-options 5,11,151 on the VTEPs.
● •
Option 5 = Link selection sub-option
● Option 11 = Server ID Override Sub-option
● Option 151 = Virtual Subnet Selection
Leaf1 configuration:
1. Enable DHCP Option-82 suboptions - link-selection, server-override, vss:
OS10(config)# ip dhcp-relay link-selection
OS10(config)# ip dhcp-relay server-override
OS10(config)# ip dhcp-relay vss
2.
System management
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