The advent of the two - waypaging service with the functionality of automatic roaming registration, message delivery confirmation and answer brings new life to the paging market.
双向寻呼的诞生为寻呼服务注入了新的活力,它可实现自动漫游登记、确保消息送达并具有回发消息的功能。
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This paper discusses the working principle, link, gateway, roaming of the two-waypaging network system, and concludes advantages of the system.