Ethernet Framing Preamble: Synchronize transmission timing SFD(Start Frame Delimeter): Detects the beginning of the data Destinatio n Addres s (DA): 48 bit value repre s ents the destination MAC Addres s Source Addres s (S A): 48 bit value repre s ents the destination MAC Addres s Length or Type: Ethernet version 1 use s a Length field But the Ethernet version 2 uses a Type Field to identify the Network Layer protoc ol Data: Packet sent to the DLL from the Network Layer Size can be 46 to 1500 byte s Frame Chec k Sequence(FCS): Stores the Cyclic Redundanc y Chec k(CRC) ans wer Answer should be same in both source and destination Ethernet at the Data Link layer Responsible for Hardware Addressing Hardware / MAC / Physical Address Uniquely identifies each node of a network 48 bits specified in Hexadecimal format se parate d in six fields Locate d on the Network Interfac e Card (NIC) Other names - Burned-in- addres s(BIA) Examples - 0000.0a12.3...
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