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Help
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.
Customer service
All questions about your order, return and delivery must be sent to our customer service team by e-mail at yourstore@yourdomain.com
Sale & Press
If you are interested in selling our products, need more information about our brand or wish to make a collaboration, please contact us at press@yourdomain.com
Understanding Voice Over IP Technology provides students with the indepth knowledge of Voice over IP technology, or making telephone calls over data networks such as the Internet, . This technology has now reached the tipping point, and is expected to eventually become the standard telephone technology. The text sections cover the basics and necessary technical elements necessary, as well as provide review resources for students. To reinforce learning, Understanding Voice Over IP Technology also provides handson labs that have been designed to accommodate both classroom and at home selfstudy.
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⚠️ California Proposition 65 Warning: Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.