What is protocol data unit, Computer Networking

Assignment Help:

What is Protocol Data Unit?

The data unit in the LLC level is known as the protocol data unit (PDU). The PDU having of four fields a destination service access point (DSAP), a source service access points (SSAP), a control field and an information field. DSAP, SSAP are addresses used by the LLC to recognize the protocol stacks on the receiving and sending machines that are produce and using the data. The control field specifies whether the PDU frame is an information frame (I - frame) or a supervisory frame (S - frame) or a unnumbered frame (U - frame).  

 


Related Discussions:- What is protocol data unit

Define IEEE 802.4-token bus, IEEE 802.4-Token bus Physical line or tree...

IEEE 802.4-Token bus Physical line or tree however logical ring. Stations know "left" as well as "right" stations. One token "passed" from station to station. Only station with

What is the virtual channel, A logical circuit that is created by Virtual c...

A logical circuit that is created by Virtual channel links. It carries data among two endpoints in a network. The one more name for Virtual Channel is Virtual Circuit.

Differentiate between multicast and broadcast, Multicast and Broadcast ...

Multicast and Broadcast In broadcast interconnection network at an individual time one node sends the data and all other nodes obtain that data.   Broadcast can be termed as on

What do you mean by osi, What do you mean by OSI? The Open System Inter...

What do you mean by OSI? The Open System Interconnection (OSI) reference model explains how information from a software application in one computer moves by a network medium to

What are tp-lite, What are TP-Lite and TP-Heavy Monitors? TP-Lite is si...

What are TP-Lite and TP-Heavy Monitors? TP-Lite is simply the integration of TP Monitor functions in the database engines. TP-Heavy is TP Monitors which handles the Client/S

Internet mail access protocol - application layer, Internet  Mail Access P...

Internet  Mail Access Protocol Another  mail access  protocols  is internet  mail access  protocols  version 4 (  IMAP4). IMAP4 is  similar to POP3 but it  has more  feature

Importance of implementing a fault tolerance system, What is the importance...

What is the importance of implementing a Fault Tolerance System? Are there limitations? A fault tolerance system makes sure continuous data availability. This is done by elimin

Headers and frame format, HEADERS AND FRAME FORMAT:  LAN technology st...

HEADERS AND FRAME FORMAT:  LAN technology standards describe frame format for every technology. All contemporary standards use the following basic format. a) Frame header b

TRAFFIC CONGESTION ASSESSMENT, Can I get help for traffic congestion anlysi...

Can I get help for traffic congestion anlysis using GIS

Fiber-optic cable as transmission media, Q. Fiber-Optic Cable as transmissi...

Q. Fiber-Optic Cable as transmission media? - Made of glass signals are transmit like light pulses from an LED or laser - Light is as well a form of electromagnetic energy

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