What are the ethernet frame fields, Computer Networking

Assignment Help:

Ethernet Frame Fields

  • Preamble - seven bytes of alternating 0s also 1s to notify receiver of incoming frame and to provide synchronization
  • SFD (Start frame delimiter) - one byte signalling the beginning of the frame
  • DA (Destination address) - six bytes containing the physical address of the next destination if packet must reach another LAN this field contains the physical address of the router upon reaching the target network field then contains the physical address of the destination device
  • SA (Source address) - six byte field containing physical address of last station to forward packet sending station or most recent router
  • Length or type - Two bytes indicating number of bytes in coming PDU if fixed length can indicate type
  • Data - 46 to 1500 bytes
  • CRC - CRC-32 error detection information

 

 


Related Discussions:- What are the ethernet frame fields

Role of design in achieving reliability, ROLE OF DESIGN IN ACHIEVING RELIAB...

ROLE OF DESIGN IN ACHIEVING RELIABILITY One of the most important methods for achieving high reliability is through design.  Use reliability cannot be higher than the design re

Dns in the internet, DNS in the Internet -Domain name space is split i...

DNS in the Internet -Domain name space is split into three sections: country, generic and inverse -Generic domains define hosts by generic behavior -Country domains are

Determine 802.11a OFDM, 802.11a OFDM a) Orthogonal frequency-division m...

802.11a OFDM a) Orthogonal frequency-division multiplexing utilizing a 5-GHz band b) Same as FDM except all sub bands are used by only one source at a given time c)  Secu

Router components - network layer and routing , Router Components As no...

Router Components As noted in the  previous  a router consists of a of input  interfaces at which  packets arrive and a set  of output interfaces from  which  packets depart. T

What are the advantages of adaptive routing, What are the Advantages of ada...

What are the Advantages of adaptive routing  (1) An adaptive routing method can improve performance, as realised by the network user. (2) An adaptive routing method can aid

System - network administrator, The program must be well documented which i...

The program must be well documented which includes meaningful variable and subroutine names ("self documenting code") along with comments in the code. The following block of code w

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd