Create a DHCP deployment role by setting the Primary and Secondary server interfaces used in the failover, along with the type of DHCP redundancy.
Each network can have only a single assigned DHCP role. DHCP roles are always set to
Master or None. Roles set to None are used
for DHCP services that have been designed in Address Manager, but are not yet ready
to be deployed. DHCP deployment roles can be set from the Deployment
Roles tab for IPv4 Blocks, IPv4 Networks, DHCP Match Classes and MAC
Pools.
Note: Windows DHCP failover is not compatible with IPv6 or DHCPv6
Deployment Roles.
To add or edit a DHCP deployment role: