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thenetwork业务城域网 | 土木工程 2022-08-29 68 0star收藏 版权: . 保留作者信息 . 禁止商业使用 . 禁止修改作品
2001年,移动集团企业正式启动了全G骨干和际传输网的设计和建设,部分移动企业也纷纷开始建设内传送网。为将骨干网的宽带优势尽快延伸到用户,确立全网的带宽优势,移动城域网的建设势在必行。随着加入WTO和电信场开放的进一步深入,移动建设城域网将是一个长远的策略性决策。作为移动通信主业的GSM网络正在持续快速发展,GPRS、3G是现阶段和下一阶段提供移动数据业务的主导技术,其在本地范围内的传输对城域网的建设提出了新的要求。随着数据业务的快速发展,移动商务等新的使用不断涌现,在不远的将来,城域网承载的数据业务将不断增长,运营商们对承载这些业务平台的要求也越来越高。移动已于2000年取得ISP牌照,进入数据业务领域。并且移动自身有大量的数据业务:WAP业务、GPRS业务、将来的3G数据业务以及办公自动化等数据业务,已于2000年开始建设CMNet,现已实现覆盖全G的IP数据骨干网。全G大多数正在建设或方案建设内数据骨干网。但是由于没有宽带传送网络,很难针对企业用户或者个人用户发展业务。现在通常使用租用电信数据专线等方式发展业务。这种方式同样制约移动数据业务的发展。所以有必要建设宽带城域网。
本资料共包括以下附件:
IP城域网一期投标书.doc....


(In 2001, China Mobile Group officially launched the design and construction of the national backbone and inter-international transmission network, and some mobile enterprises have also started to build internal transmission networks. In order to extend the broadband advantage of the backbone network to users as soon as possible and establish the bandwidth advantage of the entire network, the construction of the mobile metropolitan area network is imperative. Along with joining the WTO and the further deepening of the opening of the telecom field, it will be a long-term strategic decision to move the construction of the metropolitan area network. As the main business of mobile communication, GSM network is developing rapidly. GPRS and 3G are the leading technologies to provide mobile data services at this stage and in the next stage. Their transmission in the local area puts forward new requirements for the construction of metropolitan area network. With the rapid development of data services, new applications such as mobile commerce continue to emerge. In the near future, the data services carried by the metropolitan area network will continue to grow, and operators will have higher and higher requirements for platforms that carry these services. Mobile has obtained the ISP license in 2000 and entered the field of data business. In addition, China Mobile has a large number of data services: WAP service, GPRS service, future 3G data service and office automation and other data services. It has started to build CMNet in 2000, and has now achieved a nationwide IP data backbone network. Most of the country is building or planning to build a data backbone network. However, because there is no broadband transmission network, it is difficult to develop services for enterprise users or individual users. Now usually use the leased telecom data line and other methods to develop business. This approach also restricts the development of mobile data services. So it is necessary to build a broadband metropolitan area network.
This document includes the following attachments:
IP MAN Phase I Tender.doc....)

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