IPV6
Types of IPv6 addresses There are few types of addresses w need to know about. These are: Global Addresses – Unique, global addresses used on the Internet. They use the following prefix 2000::/3 ( Routable ) Link Local Addresses…
Read more
Basics
Internet History, Technology, and Security
Took a Course from Coursera.org and will post everything that i have learn here . Because behind all that technology there is history 🙂 So i will try to make a resume of everything related to that here .But i…
Read more
Spanning-Tree Protocol ( STP )
STP is a layer 2 loop prevention mechanism. Switches using STP use frames called Bridge Protocol Data Unit (BPDU). this allow the switch to create a loop free environment . Spanning Tree Protocol, Rapid STP port costs and port states are…
Read more
OSI MODEL
This picture is the best of all from tcpipguide.com and am posting it because it as the most detail visual information : again tcpipguide.com is one of the best ressource out there for networking ressources . The OSI model was…
Read more
Broadcast
When a switch receive a frame it will send it to all its port in the same broadcast domain . Don’t forget that when a switch receive a frame if the port who isnt a TRUNK (Dot1q) there is no…
Read more
Route Selection Process
The Longest Match Rule This form of routing is known as the destination-based routing. The process of comparing the destination IP with the prefixes int the routing table is done bit by bit if you have a tie then we go…
Read more
Request For Comment (RFC)
RFCs described standards , documents information, clarifications and miscellaneous information. it is updated and maintain with hyperlinks at : http://www.rfc-editor.org/rfc-index.html RFC Categories : Proposed Standard / Draft Standard / Standard: Approved as standards or to be . Best Current Practice :…
Read more
Quality of Service (QoS)
Latency is one important part of a larger issue in networking called quality of service or QoS which measures how long it takes for data to travel across a network.characteristics of how data is transmitted between devices . Bandwidth Reservation: The…
Read more
Protocol Data Unit (PDU) / Service Data Unit (SDU)
This picture is the best of all from tcpipguide.com and am posting it because it as the most detail visual information : again tcpipguide.com is one of the best ressource out there for networking ressources . A protocol data unit…
Read more
Connection-Oriented / Connectionless Protocols
Connection-Oriented Protocols: A logical connection most be established between two devices before transferring data through a set of rules from start to end of connection . Example : Transmission Control Protocol (TCP) Connectionless Protocols: They do not establish any connection between devices , data is…
Read more