在数字化日益普及的今天，全球VoIP电话网关行业迎来了前所未有的发展契机。随着现代通信技术的演进与信息化的深入，VoIP（Voice over Internet Protocol，也称互联网协议语音）技术渐渐成为通信领域的主流选择。它以其便捷高效的特点，不仅颠覆了传统电话网络，也创造了巨大的市场机遇。

Phone calls over the LTE cellular data network. Voice over LTE (VoLTE) is a voice over IP (VoIP) service that uses the same IP network architecture as LTE data. Although transmitted in IP packets ...