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

What are the types of transmission media, What are the types of Transmissio...

What are the types of Transmission media? Signals are usually transmitted over some transmission media that are broadly divided in to two categories:- Guided Media: Th

What is protocol data unit, What is Protocol Data Unit? The data unit i...

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

What is tcp/ip, TCP/IP is a name provided to the collection (or suite) of n...

TCP/IP is a name provided to the collection (or suite) of networking protocols that have been used to construct the global Internet. The protocols are also referred to as the DoD (

Reliable data transfer over a channel bit error rdt : 20, Reliable  data...

Reliable  data  transfer over a channel bit error  rdt : 20 A more realist model  of the underlying  channel  is one  in which  bits in packet may be  computed. Such  bit erro

Two items that tcp and udp share in common, Recognize the two items that TC...

Recognize the two items that TCP and UDP share in common? Ans) TCP and UPD are both layer 4 Transport protocols and both use port number to recognize upper level applications.

How is computer networks used in teleconferencing, Q. How is computer netwo...

Q. How is computer networks used in teleconferencing? Teleconferencing: Teleconferencing allows conference to happen without the participants being in the same place. Applica

Two commands that copies the configuration in nvram to ram, Recognize the t...

Recognize the two commands that copies the configuration in NVRAM to RAM Ans) a) Copy startup-config running-config b)  Configure memory

Explain the anonymous ftp, What is anonymous FTP? Anonymous FTP is a wa...

What is anonymous FTP? Anonymous FTP is a way of granting user access to files in public servers. Users that are permitted access to data in these servers do not require identi

What are main types of networks and explain, a)  Peer-to-Peer Network Co...

a)  Peer-to-Peer Network Computers can act as both servers sharing resources and as clients using the resources. b)  Server-based Network Give centralized control of netwo

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