爱立信在IMS和软交换领域都保持着领先地位，同时也是世界最大的提供专业电信服务的公司。
Ericsson is the leader in both IMS and softswitch areas and also the world's largest provider of professional telecom services.
广州移动现有专业网络管理系统主要包括爱立信oss系统和本地omc系统，METRICA性能管理系统是美国ADC电信公司提供的性能管理软件。
Professional network management system of GMCC Guangzhou branch includes Ericsson's OSS system and local OMC system. METRICA is the performance management software provided by ADC.
服务器可以托管到xx公司或广州、上海、北京的中国电信分公司互联网主干线，由专业公司进行服务器维护管理。
The server can be allocated to XX company for hosting, or to the Internet Backbone of China Telecom in Guangzhou, Shanghai or Beijing. The server will be maintained by professional companies.
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