An adaptive routing algorithm called Local Address Information (LAI), which is suitable for the distributed optimal double loop local networks, is presented.

本文提出了一种适用于分布式最佳双环局部网络的路由算法，文中称之为局部地址信息（LAI）算法。该算法具有分布适应式特点；

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The local loop assets cover the last mile or so of wire between telephone exchanges and homes.

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He says the choke-point remains the local loop, where RBOCs don't need long-distance authority to upgrade their networks.

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By 12 September any, company wanting access to the local loop had to tell BT which exchanges they wanted access to.

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