Cisco IE-3000-8TC Software Configuration Manual page 120

Chapter 5 Configuring Cisco EnergyWise
Additional Information
To prevent a disjointed domain, you can also configure a helper address on Router A and specify that the
Note
router use UDP to forward broadcast packets with the
ip helper-address address interface configuration command.
ip forward-protocol udp [port] global configuration command.
Cisco IE 3000 Switch Software Configuration Guide
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