介绍了宽带专线业务的专线接入和专线互联方式，以及华为公司宽带专线业务解决方案。
It introduces line access and line interconnecting methods of broadband line services as well as broadband line service solutions of Huawei Technology CoLtd.
论文中设计和实现了一种城域内企业网大带宽专线互联方案，采用基于宽带城域网的MPLS VPN技术来进行数据传输租线业务实现。
This thesis has designed a kind of big net width data line for the service of data transmission based on wideband Metropolitan Area Network(MAN)'s MPLS VPN technology.
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