internet_router_map_planetlab-20030412 (04/12/2003 to 04/21/2003)

This Router-level map of the Internet was compiled in Spring 2003 by active tracerouting from PlanetLab machines. It was further refined in the next 3 months by alias resolution process done from ISI.本互联网路由器级拓扑地图于2003年春季通过对行星实验室（PlanetLab）节点执行主动路由追踪操作构建而成。在后续三个月内，该地图经由信息科学研究所（ISI）完成的别名解析流程得到进一步优化完善。