Command:

ip forward-protocol


Mode:

Router(config)#

Syntax:

ip forward-protocol {udp [port] | nd  | sdns | any-local-broadcast | spanning-tree | turbo-flood}

no ip forward-protocol {udp [port] | nd  | sdns | any-local-broadcast | spanning-tree | turbo-flood}


Syntax Description:
any-local-broadcast Direct the router to forward any broadcasts including local subnet broadcasts. 
spanning-tree Permit IP broadcasts to be flooded throughout the internetwork in a controlled fashion. 
turbo-flood Speed up flooding of User Datagram Protocol (UDP) datagrams using the spanning-tree algorithm. 
udp  Forward User Datagram Protocol (UDP) datagrams. See the "Default" section below for a list of port numbers forwarded by default.
nd Forward Network Disk (ND) datagrams. This protocol is used by older diskless Sun workstations.
sdns Secure Data Network Service.
port (Optional) Destination port that controls which UDP services are forwarded.

Command Description:

To specify which protocols and ports the router forwards when forwarding broadcast packets, use the ip forward-protocol global configuration command. To remove a protocol or port, use the no form of this command.

Example:

Router(config)#ip forward-protocol udp 3001

Misconceptions:
None

Related Commands:
ip helper-address

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