[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] LACP (Link Aggregation Control Protocol) channel modes 2nd lacp commands lass-based weighted fair traffic queuing IP telephony 2nd Layer 2 addresses multicasting EtherChannel configuration commands 2nd 3rd network model redundancy switch redundancy 2nd uplink interfaces 2nd 3rd switches campus intranets 2nd 3rd telephony convergence with Layer 3 Layer 2 devices compared to Layer 3 Layer 2 networks VLANs Layer 2 switching principles of operation Layer 3 addresses multicasting EtherChannel configuration commands 2nd network model redundancy 2nd end station issues ICMP Router Discovery Protocol issues 2nd Proxy ARP issues 2nd routing protocol issues 2nd routers switches campus intranets 2nd telephony convergence with Layer 2 Layer 3 devices compared to Layer 2 learning state (HSRP state) learning state (switch ports) limited scope addresses multicasting link efficiency methods 2nd link type component (RSTP) 2nd listening state (HSRP state) listening state (switch ports) listings IOS catalyst configuration commands router-on-a-stick configuration example routing for a router-on-a-stick routing for an external RP routing for an internal RP LLQ (low latency queuing) 2nd configuring 2nd 3rd 4th load balancing EtherChannel 2nd GLBP (Gateway Load Balancing Protocol) 2nd MLS with CEF 2nd logging Catalyst switch security logical setup end-to-end VLANs login NAM (Network Analysis Module) logon warnings (Catalyst switches) Long Reach Ethernet campus intranets physical implementation Loop Guard (STP) 2nd compared to UDLD 2nd loopback interfaces |