Chapter 1. The Telephony Service Provider: An Overview
This chapter will assist network engineers, technicians, and other necessary decision makers within telephone companies (telcos) and Internet service providers (ISPs) to understand the transition to a Voice over IP (VoIP) network. Because of the extremely competitive environment in the telco and Internet industry today, the entire group of service providers has an interest in providing VoIP services. The service provider market consists of several segments:
Incumbent local exchange carriers (ILECs) are the traditional telcos in the United States, which consist of the regional Bell operating companies (RBOCs) and independent operating companies (IOCs), which are typically located in less inhabited ...
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