Several migration models existing in the process of upgrading IP/MPLS-based networks to GMPLS-based networks are studied,with the emphasis on the analysis of some island models.

• 文章研究了网际协议/多协议标签交换(IP/MPLS)网络升级为通用多协议标签交换(GMPLS)网络的过程中存在的几种演进模型,并重点分析了岛式模型。