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

DHCP, Describe DHCP concept

Describe DHCP concept

Determine the term- web server and webmaster, Determine the term- Web Serve...

Determine the term- Web Server and Webmaster Web Server: A host computer that stores Web pages and responds to requests for viewing. Web servers communicate with Web browse

Example on TCP numbering, Q. Example on TCP numbering? Envision a TCP c...

Q. Example on TCP numbering? Envision a TCP connection is transferring a file of 6000 bytes. The first byte is numbered 10010. What are the sequence numbers for every seg

Hierarchical addressing and routing, The steps of forwarding the packets of...

The steps of forwarding the packets of information is known routing. The information about receivers is saved in routing tables. Note that several entries have same next hop. It is

Explain about nonboundary-level masking, Q. Explain about Nonboundary-Level...

Q. Explain about Nonboundary-Level Masking? Nonboundary-Level Masking Bytes in the IP address that correspond to 255 in the mask will be repeated in the subnet addres

Advantages of firewall, Firewall The NAT router allows receiving of num...

Firewall The NAT router allows receiving of number of a data streams. If it receives a transmission in the form of acknowledgement or data streams or error responses from an ex

Types of vts sonet sdh, Types of VTs There are  several  option for  pa...

Types of VTs There are  several  option for  payload are actually mapped into the VT.  Locked mode VTs  bypass the pointers with a fixed  byte oriented mapping of limited flexi

What does a metric of 16 hops showwhen using RIP , Destination unreachable ...

Destination unreachable Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Explain about virtual circuit switching, Q. Explain about Virtual Circuit S...

Q. Explain about Virtual Circuit Switching? Virtual Circuit Switching - All packets belong to a message (or) session is preserved. - Single route is selected between s

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