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

Prepare a lan from a set of stand-alone computers, Question 1: Describe...

Question 1: Describe the following terms in your own words: a. Internet b. WWW c. Intranet

What is redirector, What is redirector? Redirector is software that int...

What is redirector? Redirector is software that intercepts file or prints I/O requests and changes them into network requests. This comes under presentation layer.

Question, On a lan where are ip datagram transported?

On a lan where are ip datagram transported?

Synchronization in factor causing , Synchronization Multiple processors...

Synchronization Multiple processors need synchronization with each other while implementing a parallel algorithm. That is, the task running on processor X might have to wait fo

Networking concepts and applications, iLab 2: Office Network Expansion ...

iLab 2: Office Network Expansion Connect to the iLab here. Submit your assignment to the Dropbox located on the silver tab at the top of this page. (See "Due Da

Focus of reliability control, Q. Focus of Reliability Control? - Implem...

Q. Focus of Reliability Control? - Implementation of the OSI model puts emphasis on providing a reliable data transfer service while the TCP/IP model treats reliability as an e

What is mpmm, MPMM is a Project Management Methodology which gives a comple...

MPMM is a Project Management Methodology which gives a complete "framework" for managing projects. This framework gives you with a step-by-step walkthrough of the phases, activitie

What is synchronous tdm, What is Synchronous TDM? In STDM, the multiple...

What is Synchronous TDM? In STDM, the multiplexer allocates exactly the same time slot to every device at all times, whether or not a device has anything to transmit.

Show the properties of microwaves, Q. Show the properties of Microwaves? ...

Q. Show the properties of Microwaves? Microwaves - Frequencies among 1 and 300 GHz - Unidirectional - Narrow focus requires sending as well as receiving antennas to

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