Q

Why is UDP used more in VoIP than TCP?

If UDP is unreliable, why is it used more in VoIP rather than TCP?

If UDP is unreliable, why is it used more in VoIP rather than TCP?

The biggest reason, right off the bat, is that all routers and switches on the Internet have the ability to understand it, and route it fast and with great efficiency. As TCP is a connection-oriented protocol -- it requires a handshake and session between sender and receiver. UDP can route packets based on a variety of factors.

This was first published in November 2006

Dig Deeper on VoIP QoS and Performance

PRO+

Content

Find more PRO+ content and other member only offers, here.

Have a question for an expert?

Please add a title for your question

Get answers from a TechTarget expert on whatever's puzzling you.

You will be able to add details on the next page.

0 comments

Oldest 

Forgot Password?

No problem! Submit your e-mail address below. We'll send you an email containing your password.

Your password has been sent to:

-ADS BY GOOGLE

SearchMobileComputing

SearchNetworking

SearchTelecom

SearchITChannel

SearchEnterpriseWAN

SearchExchange

Close