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…
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Yearly Archive: 2015
Dynamic Routing Protocols
Routing protocols is based on where they are used between two solutions: Interior Gateway Protocols (IGP) Exterior Gateway Protocols (EGP) Interior Gateway Protocols : Open Shortest Path First (OSPF), Enhanced Interior Gateway Protocol (EIGRP, Cisco proprietary protocol), Intermediate System to…
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Static Route
Static Routing IP route towards network can be reached by sending packets to a next-hop router address or local router egress interface. (config)#ip route x.x.x.x(local host or network) x.x.x.x( mask) x.x.x.x( destication ) or Interface X Static Routing with Primary and Backup route…
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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…
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Best Practices
This section here is going to be updated often so keep coming back 😛 !
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 :…
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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…
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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…
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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…
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Switching
Circuit Switching In a Circuit Switching network , a circuits need to be establish before 2 devices can communicate . Packet Switching In a packet switching network data is process by breaking into small pieces of packets , send them one…
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