Explain persistence timer, Computer Networking

Assignment Help:

Explain Persistence timer?

  • To deal with the zero-size windows
  • What if a receiver advertises that the window size is 0 (by sending ACK) and this ACK is lost?

- ACK are not acknowledged in TCP

  • Start persistence timer

- When this goes off send a probe (1 byte of data)

- It is set to the retransmission time & doubled every time a response is not received (until 60 s, then sent every 60 s)


Related Discussions:- Explain persistence timer

Full form of httpd, Full form of HTTPd It stands for HTTP daemon. HT...

Full form of HTTPd It stands for HTTP daemon. HTTPd is the program run on a UNIX platform to establish a Web server. On other platforms, such as Microsoft Windows NT, the We

What is network server, What is Network Server? Network Server is a com...

What is Network Server? Network Server is a computer in Network that is designated to give one or more network service. For instance file server, database server etc.

Name the connecting devices of bridges, Connecting Devices of bridges -...

Connecting Devices of bridges - Five kinds: - Repeaters - Hubs - Bridges - Two- and three-layer switches - Repeaters and hubs - layer one of Internet model -

Perfect shuffle permutation-concept of permutation network, Perfect Shuffle...

Perfect Shuffle Permutation This was advised by Harold Stone (1971). Consider N objects each characterized by n bit number say  X n-1, X n-2, X 0    (N is chosen such that N

Show the network layer responsibilities, Q. Show the Network Layer Responsi...

Q. Show the Network Layer Responsibilities? - Source-to-destination delivery it is possibly across multiple networks - Logical addressing - Routing

Approach for client - server communication, Client Once the GUI applicat...

Client Once the GUI application is loaded, it will send a request (instance/object of Commands class) to server for a list of files from the server's shared directory.Client wil

Explain dynamic key management mechanism, Question: a) Consider the f...

Question: a) Consider the following MIP scenario. Quite a few enterprise networks use private addresses and NAPT for the communication to the Internet. i. Discu

Describe essential security services, Problem: (a) Application Layer pr...

Problem: (a) Application Layer protocols can be classified as connection-oriented or connectionless-oriented. i. What do you understand by the term protocol? ii. Give an e

Prepare network schema of a company, Your Case Study must be based on the i...

Your Case Study must be based on the information provided. There will be no additional information. This must be submitted in a .doc, or .pdf format. If you send a few paragraphs i

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