Univ Amsterdam, Hewlett Packard, Springer Verlag, Netherlands Inst St     Petersburg, Russian Federat, Minist Ind, Sci & Technol, Govt St     Petersburg, Comm Sci & High Educ, St Petersburg State Tech Univ, Inst     High Performance Comp & Informat Syst,This paper first introduces the general problems met when building     Broadband Community Access Network which supports Integrated Services,     and then presents some solutions and achievements on multicast service,     QoS provision, security, networ