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

Advantages, What are advantages of having e-commerce over extranets

What are advantages of having e-commerce over extranets

Connection oriented transport tcp - transport layer, Connection Oriented Tr...

Connection Oriented Transport TCP In addition  to providing  reliable communication transmission control protocols  effects errors  control flow  control  and resequencing of

Show the network criteria, Network Criteria - Performance - It is able...

Network Criteria - Performance - It is able to be measured by transit time and response time. Affected by type of medium, number of users and connected HW/SW - Reliability

Explain fat tree interconnection network, Fat tree: It is a customized ver...

Fat tree: It is a customized version of tree network. In this network bandwidth of edge (or connecting wire between nodes) increases in the direction of root. It's a more realisti

Internet client control task, Internet Client Control Task A distribut...

Internet Client Control Task A distributed system is to be implemented using networked PCs. The role of the system in this task is to implement an environmental control sys

Which layers are user support layers, Which layers are user support layers?...

Which layers are user support layers? Three layers are come under user support layer:- a. Session Layer b. Presentation Layer and c. Application Layer

Name the default lmi type, Cisco is the defaul LMI type. There are thre...

Cisco is the defaul LMI type. There are three types of LMI standards:  ANSI - Annex D defined by ANSI standard T1.617  ITU-T (Q.933A) - Annex A defined by Q933A  Cisco

Determine the advantages of fast ethernet, Fast Ethernet Operates a...

Fast Ethernet Operates at 100 Mbps faster speeds required for image processing, CAD, real-time audio and video No change in frame addressing, format or access method

Discuss the architecture and applications of e-mail, Question 1 Discuss th...

Question 1 Discuss the following Switching Mechanisms- Circuit switching Message switching Packet switching   Question 2 Discuss the following IEEE standard

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