How to block VoIP traffic

Voice over IP services allow users to place and receive calls using a special hardware or software with the signal over the Internet instead of the traditional copper telephone wire.

VoIP services have increased in popularity because they are easy to deploy and can significantly reduce the costs for the consumer. However, some network administrators (or even some cautious parents) can look to limit the VoIP services over their networks to reduce the consumption of bandwidth or to restrict the access of users. Many VoIP services block is a simple matter. Level of difficulty: Moderately easy

Instructions

Have things: administrative access to the network routers

1. 1

   The VoIP applications identify are in use and the TCP/UDP ports to identify that uses any application.

Information about the ports is available, tested in the product documentation or a list of standard ports by IANA or any other authority.

2

Log into your router administrative control panel.

Each model has a different procedure for accessing the control panel check if the manufacturer for the specific procedure documentation.

3

Block ports used the VoIP software in question on the Panel of the router.

It is often completed, type in the name of the VoIP software and the port numbers used it on a "Applications" - tab and then click "Save".

4

The router should block all ports specified on immediately, but the router by turning off makes still turning a faith reset

s to ensure that the Prozess completes.