OSI protocols are a family of standards for information exchange. These were developed and designed by the International Organization of Standardization (ISO). In 1977 the ISO model was introduced, which consisted of seven different layers. This model has been criticized because of its technicality and limited features. Each layer of the ISO model...
Readers should come away more informed about the various security aspects involved with implementing VoIP on their networks.
Brad Casey has a background in writing technical documents, but is branching out into the article/blogging format. He loves all things related to information technology, and has an unquenchable passion for writing. Full Bio
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