1.0 Network Principles1.1 Identify Cisco Express Forwarding concepts1.1.a FIB1.1.b Adjacency table1.2 Explain general network challenges1.2.a Unicast1.2.b Out-of-order packets1.2.c Asymmetric routing1.3 Describe IP operations1.3.a ICMP Unreachable and Redirects1.3.b IPv4 and IPv6 fragmentation1.3.c TTL1.4 Explain TCP operations1.4.a IPv4 and IPv6 (P)MTU1.4.b MSS1.4.c Latency1.4.d Windowing1.4.e Bandwidth-delay product1.4.f Global synchronization1.5 Describe UDP operations1.5.a Starvation1.5.b Latency1.6 Recognize proposed changes to the network1.6.a Changes to routing protocol parameters1.6.b Migrate parts of the network to IPv61.6.c Routing protocol migration2.0 Layer 2 Technologies2.1 Configure and verify PPP2.1.a Authentication (PAP, CHAP)2.1.b PPPoE (client side only)2.2 Explain Frame Relay2.2.a Operations2.2.b Point-to-point2.2.c Multipoint3.0 Layer 3 Technologies3.1 Identify, configure, and verify IPv4 addressing and subnetting3.1.a Address types (Unicast, broadcast, multicast, and VLSM)3.1.b ARP3.1.c DHCP relay and server3.1.d DHCP protocol operations3.2 Identify IPv6 addressing and subnetting3.2.a Unicast3.2.b EUI-643.2.c ND, RS/RA3.2.d Autoconfig (SLAAC)3.2.e DHCP relay and server3.2.f DHCP protocol operations3.3 Configure and verify static routing3.4 Configure and verify default routing3.5 Evaluate routing protocol types3.5.a Distance vector3.5.b Link state3.5.c Path vector3.6 Describe administrative distance3.7 Troubleshoot passive interfaces3.8 Configure and verify VRF lite3.9 Configure and verify filtering with any protocol3.10 Configure and verify redistribution between any routing protocols or routing sources3.11 Configure and verify manual and autosummarization with any routing protocol3.12 Configure and verify policy-based routing3.13 Identify suboptimal routing3.14 Explain ROUTE maps3.15 Configure and verify loop prevention mechanisms3.15.a Route tagging and filtering3.15.b Split-horizon3.15.c Route poisoning3.16 Configure and verify RIPv23.17 Describe RIPng3.18 Describe EIGRP packet types3.19 Configure and verify EIGRP neighbor relationship and authentication3.20 Configure and verify EIGRP stubs3.21 Configure and verify EIGRP load balancing3.21.a Equal cost3.21.b Unequal cost3.22 Describe and optimize EIGRP metrics3.23 Configure and verify EIGRP for IPv63.24 Describe OSPF packet types3.25 Configure and verify OSPF neighbor relationship and authentication3.26 Configure and verify network types, area types, and router types3.26.a Point-to-point, multipoint, broadcast, nonbroadcast3.26.b LSA types, area type: backbone, normal, transit, stub, NSSA, totally stub3.26.c Internal router, backbone router, ABR, ASBR3.26.d Virtual link3.27 Configure and verify OSPF path preference3.28 Configure and verify OSPF operations3.29 Configure and verify OSPF for IPv63.30 Describe, configure, and verify BGP peer relationships and authentication3.30.a Peer group3.30.b Active, passive3.30.c States and timers3.31 Configure and verify eBGP (IPv4 and IPv6 address families)3.31.a eBGP3.31.b 4-byte AS number3.31.c Private AS3.32 Explain BGP attributes and best-path selection4.0 VPN Technologies4.1 Configure and verify GRE4.2 Describe DMVPN (single hub)4.3 Describe Easy Virtual Networking (EVN)5.0 Infrastructure Security5.1 Describe IOS AAA using local database5.2 Describe device security using IOS AAA with TACACS+ and RADIUS5.2.a AAA with TACACS+ and RADIUS 5.2.b Local privilege authorization fallback5.3 Configure and verify device access control5.3.a Lines (VTY, AUX, console)5.3.b Management plane protection5.3.c Password encryption5.4 Configure and verify router security features5.4.a IPv4 access control lists (standard, extended, time-based)5.4.b IPv6 traffic filter5.4.c Unicast reverse path forwarding6.0 Infrastructure Services6.1 Configure and verify device management6.1.a Console and VTY6.1.b Telnet, HTTP, HTTPS, SSH, SCP