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

Write full form of mau, Full form of MAU - Multistation Access Unit

Full form of MAU - Multistation Access Unit

What is parabolic dish antenna, Q. What is Parabolic Dish Antenna? - In...

Q. What is Parabolic Dish Antenna? - Incoming signals means that the Signal bounces off of dish and is directed to focus - Outgoing signals signifies transmission is broadca

Cipher password guess-cryptography, a. If a password to a cipher is exactly...

a. If a password to a cipher is exactly 8 characters long, and each character can be selected from [0-9], [a-z], and [A-Z], how many different passwords are possible? b. Suppose

Operating systems, What everyday object is the same as The RAM function to ...

What everyday object is the same as The RAM function to the computer?

Cycle of bridges, CYCLE OF BRIDGES: A bridges network can join severa...

CYCLE OF BRIDGES: A bridges network can join several segments. One bridge is useded to connect every segment to the rest of the bridge network. This is given in the figure be

What is domain name, Domain Name A domain name is a way to recognize an...

Domain Name A domain name is a way to recognize and locate computers connected to the Internet. This is a text name of a computer in network or Internet. Domain names are chan

Threats to information can include, Threats to information can include ...

Threats to information can include Deletion of a file or files. Corruption, caused either by hardware problems or by a bug in the software. Theft of company data

R-sat networks for pstn and stm v-sat network, S t d "B" 9 m C-BAND EARTH...

S t d "B" 9 m C-BAND EARTH STATION (2001) This Earth Station is aligned with INTEL SAT IOR 66° and provide domestic connectivity. R-Sat (Regional Satellite) i

Connection to packet switches, CONNECTION TO PACKET SWITCHES: A packe...

CONNECTION TO PACKET SWITCHES: A packet switch many join to devices and to other packet switches. But the speeds are different in both parts. There are typically high-speed j

Access networks and physical media - computer network, Access Networks and ...

Access Networks and Physical Media Access networks are the physical links(S) that connect an end systems to its edge router. Which is the first router on a path fr

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages