Ethernet

Ethernet

1. Ethernet encapsulation

   • Sublayer LLC
   • MAC Sublayer
     • Data encapsulation
     • Frame delimitation
     • Addressing
     • Error detection
     • Media access control
   • ethernet protocol
   • ethernet screen
     • evolution of ethernet
     • ethernet raster fields

2. ethernet mac address

   • hexadecimal mac address
   • address mac ethernet identity
   • frame processing
   • representation of mac address
   • unidifusion mac address
   • address diffusion mac
   • address of multicast mac

3. lan switches

   • mac address table
     • basic notions of switches
     • obtaining address mac
     • frame filtering
     • sending a frame to the default gateway

4. switch forwarding methods

   • Frame resend method of the cisco switches
   • switching by cutting method
   • storage in memory buffer in the switches

5. duplex and speed configuration

   • automatic mdix
   • Switch port configuration

6. address resolution protocol

   • mac ip
     • destination in the same network
     • destination remote network
   • arp
     • arp function
     • arp request
     • response from arp
     • arp in remote communication
     • elimination of an arp table
     • arp table
     • revision de la tabla arp
     • arp problems
       • broadcasts arps
       • Arp spoofing