我们知道当前承载网络中的IP数据传输主要基于MPLS（Multi-Protocol Label Switching，多协议标签交换）技术，MPLS在提高路由转发效率的同时，也不可避免地带来了一些新的问题： 配置多：需要使用独立的信令协议，如LDP（Label Distribution Protocol，标签分发协议）、RSVP ...

I’ve written several posts on different aspects of MPLS: How the FEC is key to the separation of control and forwarding functions in MPLS, the difference between implicit and explicit null labels, how ...

Well, universally, telecommunications service providers are searching for next-generation data networks. These new networks will focus on offering value-added services to users—especially corporate ...

Editor's Note: To view a PDF version of this article, Click Here. Multiprotocol label-switching (MPLS) technology is about to take off. As the most widely used MPLS routers, label edge routers (LERs) ...