Network Engineer – F.O.C.U.S Follow One Course Until Successful
This checklist is a collection of all the hardening steps that are presented in this guide. Administrators can use it as a reminder of all the hardening features used and considered for a Cisco IOS device, even if a feature…
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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…
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Diffie-hellman Modulo Given two numbers, a (the dividend) and n (the divisor), a modulo n (abbreviated as a mod n) is the remainder from the division of a by n. For instance, the expression “7 mod 5” would evaluate…
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To make it simple as for the configuration you need 5 things : Crypto Policy Transform-set Access-list Defining your crypto map Applying it to the interface Example of configuration : Key Components of creating an IPSec tunnel in chronological order:…
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Ce document utilise la configuration réseau suivante : Remarque: Les schémas d’adressage d’IP utilisés dans cette configuration ne sont pas légalement routables sur Internet. Ce sont des adresses RFC 1918 qui ont été utilisées dans un environnement de laboratoire. Exécutez ces étapes afin…
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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…
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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…
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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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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 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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