Network layer control plane:our goals -understand principles instantiation,implementation behind network control in the Internet: plane: ·OSPE,BGP traditional routing algorithms OpenFlow,ODL and ONOS ·SDN controllers controllers 。network management,. Internet Control Message configuration Protocol:ICMP ·SNMP,YANG/NETCONF Network Layer:5-2Network layer control plane: our goals ▪understand principles behind network control plane: • traditional routing algorithms • SDN controllers • network management, configuration ▪ instantiation, implementation in the Internet: • OSPF, BGP • OpenFlow, ODL and ONOS controllers • Internet Control Message Protocol: ICMP • SNMP, YANG/NETCONF Network Layer: 5-2