Download DBProbe

DBProbe checks the directed broadcast ping amplification factor for a network.

Usage instructions

Download the exe file and run it from the Command Prompt. It will give you the instructions you need.

Questions and answers

Q: When I double-click on the file a window comes up and disappears immediately. What's wrong?

A: You must run the file from a Command Prompt.

Q: How do I configure my Cisco router to block directed broadcast pings?

A: IOS 12.0 and higher blocks them by default. Otherwise you have to change the configuration for each interface to "no ip directed-broadcast".