Chapter 2 Static Routing
Chapter 2 Static Routing
Chapter 2 Static Routing
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Cisco Discovery Protocol (CDP)• By default, each Ciscodevice sends periodicmessages to directlyconnected Ciscodevices.• These messages areknown as CDPadvertisements.• Information gatheredfrom other devicescan assist you:• in making network design decisions, troubleshooting,making changes and network discovery.CCNA2-43 <strong>Chapter</strong> 2Cisco Discovery Protocol (CDP)R1 and R2areneighbours.R2 and R3areneighbours.R1 and R3 are NOT neighbours.• Layer 3 Neighbours:• At Layer 3, routing protocols consider neighbors to bedevices that share the same network address space.CCNA2-44 <strong>Chapter</strong> 2