coverY 0 Table of Contents Layer 2 Technologies Ethernet Switching L2 Switching Operations 802.1d – STP 802.1w – RSTP 802.1s – MSTP VTP 101 Private VLANs VLANs EtherChannel 101 Layer 2 WAN Protocols HDLC HDLC 101 PPP PPP 101 PPP Authentication - PAP PPP Authentication – CHAP PPP Authentication – EAP PPP Multilink PPPoFR – PPP over Frame Relay PPPoE – PPP over Ethernet Frame Relay Frame Relay 101 Frame Relay 102 Frame Relay Encapsulations – IETF vs Cisco Multilink Frame Relay Frame Relay Switching Routing over Frame Relay Bridging Bridging on a router MTU 101 IPv4 IPv4 Addressing Backup Interfaces FHRP 101 DHCP 101 DNS 101 ARP 101 IPv4 101 Tunnel Interfaces GRE Tunnels BFD – Bidirectional Forwarding Detection IPv4 Routing ODR Policy based Routing How the routing table is built How CEF works NSF – Non Stop Forwarding Routing Order of Operations PfR 101 – Perfromance Routing RIP RIP 101 EIGRP EIGRP 101 EIGRP Metric More EIGRP Features OSPF OSPF 101 OSPF Areas OSPF LSAs OSPF Mechanics BGP BGP 101 BGP Attributes More BGP Route Redistribution IS-IS IS-IS 101 IS-IS Mechanics – CLNP IPv6 IPv6-101 IPv6 Routing Interconnecting IPv6 and IPv4 MPLS MPLS 101 MPLS L3 VPN Multicast Multicast 101 PIM 101 IGMP 101 Inter Domain Multicast IPv6 Multicast Multicast features on switches Security NAT 101 NAT for Overlapping Networks ACLs 101 ACLs 102 Cisco IOS Firewall Zone Based Firewall AAA 101 Controlling CLI Access Control Plane Switch Security Switchport Traffic Control Switchport Port Security DHCP Snooping and DAI 802.1x Switch ACLs IPSec VPN 101 IPSEC Crypto Maps 101 IPSEC VTI 101 DMVPN 101 Network Services NTP 101 HTTP 101 File Transfer 101 – TFTP & FTP WCCP 101 QoS QoS 101 Classification and Marking Congestion Management Legacy Congestion Management SPD – Selective Packet Discard CBWFQ IP RTP Priority Congestion Avoidance – WRED Policing and Shaping CAR 101 Compression and LFI Header and Payload Compression LFI for MultiLink PPP Frame Relay QoS Per VC Frame Relay QoS RSVP 101 Switching QoS Network Optimization NetFlow 101 – TNF – Traditional NetFlow NetFlow 102 – FNF – Flexible NetFlow IP SLA 101 IP Accounting 101 Logging 101 SNMP and RMON 101 Cisco CLI Tips and Tricks AutoInstall Enhanced Object Tracking