International Roaming(IR) is your digital mobile phone's passport to travel but the cost of calls is high. 国际漫游(IR)服务可使数字手机在全球畅通无阻,但话费却很高。
It has international roaming service. 它开通了国际漫游(IR)业务。
On the realization of traffic steering in mobile international roaming 移动国际漫游(IR)中的业务量定向实现研究
In order to enhance the image of China Unicom, increase the users ' loyalty, provide better and efficient service, china unicom need to build china unicom international roaming welcome short message system to replace the existing system. 为了提升联通形象、提高中国联通用户忠诚度,更好的为用户提供高效的服务,需要实施中国联通国际漫游(IR)欢迎短信系统建设项目替换现有系统。
With this goal in mind, China Unicom had focused on enhancing the quality of 3G international roaming even before the 3G network was officially commercialized.3G international roaming is a cross-regional, multi-business service involving multi-network, multi-device and multi-technology. 为了实现这个目标,中国联通在3G网络正式商用前,集中力量提升3G国际漫游(IR)的质量。3G国际漫游(IR)业务是一个跨地域、多业务的服务项目,涉及到多网络、多设备、多技术。