In addition to its cost efficiency, the feature-RICH services and the metaphorical disappearance of geographical boundaries as that were mentioned above; VoIP has many other benefits as follows:

• VoIP technology ENABLES to detect and process touch tones and DTMF responses.
• VoIP SYSTEMS can be automated easily
• VoIP systems ALLOW using more than one CODEC
• VoIP provides rich media service as more file formats can be used with these systems
• VoIP ensures a much more flexible system than hardware based solutions
• Most VoIP service providers provide a user control interface, typically a web GUI, to their customers so that they can change features, options, and services dynamically.
• VoIP protocols run on the application layer and are able to integrate or collaborate with other applications such as email, web browser, instant messenger, social-networking applications, etc.

In addition to its cost efficiency, the feature-rich services and the metaphorical disappearance of geographical boundaries as that were mentioned above; VoIP has many other benefits as follows: