Standards/Ethernet/Ethertype
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| − | The [http://en.wikipedia.org/wiki/EtherType Ethertype] indicates which protocol is encapsulated in the payoad of the Ethernet | + | The [http://en.wikipedia.org/wiki/EtherType Ethertype] indicates which protocol is encapsulated in the payoad of the [[Standards/Ethernet|Ethernet frame]]. |
== IP == | == IP == | ||
Revision as of 14:11, 18 January 2016
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The Ethertype indicates which protocol is encapsulated in the payoad of the Ethernet frame.
IP
The most known Ethertype is 0800 for Internet Protocol version 4 (IPv4).
In turn, Ethernet encapsulates transport layer protocols such as
- TCP
- UDP
TCP and UDP share a number of ports.
ARP
Address Resolution Protocol allows to find the MAC address associated to a given IP address.
It has Ethertype 0806.
