Spare link design and realization of WAN routers
LI Zhao-bin · Journal of Chongqing University of Posts and Telecommunications · 2003
In this paper,the DDR working principle of router as a spare link establishment between routers of WAN is expatriated, a possible design, realization of the DDR , the whole work process are given and some relavent aspects are dealt with. The authors conclude that this approach can be used in some WAN links due to its p racticability.