国家重点实验 The Networking Industry(2007) Applications are Routing,management,mobility management, access control,VPNs,.. App 1 App 2 App n Million of lines Operating Managed by 6000 RFCs of source code System Specialized Packet 500M gates Power Hungry Forwarding Hardware 10Gbytes RAM Earth Angry Many complex functions baked into the infrastructure OSPF,BGP(边界网关协议)，multicast,,differentiated services#(区 分服务) Traffic Engineering(流量工程)，NAT#(Network Address Translators 地址转换器)，firewalls,MPLS,redundant layers,. An industry with a“mainframe-mentality”（大型智力？)Managed by 6000 RFCs 500M gates 10Gbytes RAM Power Hungry Earth Angry The Networking Industry (2007) Specialized Packet Forwarding Hardware Operating System App 1 App 2 App n Applications are Routing, management, mobility management, access control, VPNs, … Million of lines of source code Many complex functions baked into the infrastructure OSPF, BGP （边界网关协议）, multicast, differentiated services #（区 分服务） Traffic Engineering（流量工程）, NAT#（Network Address Translators， 地址转换器）, firewalls, MPLS, redundant layers, … An industry with a “mainframe-mentality” (大型智力？)