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

Output port - network layer and routing , Output Port The function of t...

Output Port The function of the port is take the packets that have been stored in the out put port memory and transmits them over the out going link. The queuing and bu

Bellmanford algorithm, flowchart

flowchart

Disadvantages of symmetric algorithms, Explain the disadvantages of symmetr...

Explain the disadvantages of symmetric algorithms?

Cpe is an acronym for, Customer Premise Equipment (CPE) are devices physica...

Customer Premise Equipment (CPE) are devices physically located at the subscriber's premises. Includes both owned and leased equipment.

Verify passwords - ccna, Verify Passwords Step 1 : Telnet to the route...

Verify Passwords Step 1 : Telnet to the router from Host2 and verify the Telnet password. You should be able to telnet to either Fast Ethernet interface of the router. I

Networking managemnt, what is protocol?

what is protocol?

How is computer networks used in sales and marketing, Q. How is computer ne...

Q. How is computer networks used in sales and marketing? Marketing and sales: Computer networks are used extensively in both marketing and sales organizations. Marketing pr

What is shielded twisted pair, Q. What is Shielded Twisted Pair? - A me...

Q. What is Shielded Twisted Pair? - A metal foil or braided-mesh covering encases every pair of insulated conductors to prevent electromagnetic noise called crosstalk - Cros

Direct isp service through leased line, The most expensive method of access...

The most expensive method of accessing the Internet is to employ leased lines that directly connect to the ISP. This will enhance access rate to anywhere between 64 K and 1.5 Mbps,

Whitney houston, contribution to afican American history

contribution to afican American history

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages