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Router Fundamentals
Router A Router is a network device that enables you the direct data traffic to an appropriate destination. Routers maintain routing tables that contain IP addresses of computers over the network. A...
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Networking Concept
Introduction: An internetwork consists of two of more networks connected to each other. These networks are joined using cables and devices. Several factors determine the type of network. In each type...
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Basic IP Traffic Management with Access lists
Introduction : The Access Control List (ACL) is a set of commands, which are grouped together. These commands enable to filter the traffic that enters or leaves an interface. A wildcard mask enables...
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IP Routing
Introduction: Routing refers to the process of transferring data from the source to the destination. It occurs at the network layer of the OSI model. A router selects the appropriate route for the data...
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Establishing Serial Point-to-Point Connection
Introduction Organizations and home users connect to networks to share information and resources. Most organizations create an internal private network for the use of the employees. These types of...
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Assembling and Cabling Cisco Devices
Introduction: A network consists of many computers connected together. In addition to computers, there are additional devices that enhance data transfer in terms of speed and quality. These devices are...
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Network Address Translator(NAT)/Port Address Translation(PAT)
Introduction Network Address Translator (NAT) operates on a router connecting two networks. One of these networks, which is designated as inside, is addressed with either private or obsolete addresses....
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Catalyst Switch Operation
Introduction Cisco has manufactured two switch series, which are Catalyst 1900 and 2900 switches that are available in two editions. These two editions include Standard Edition and Enterprise Editions....
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Switches learning MAC addresses
The filter-versus-forward decision works best when the switches know where all the MAC addresses are in the network. Switches dynamically learn the MAC addresses in the network to build its MAC address...
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2012 in review
The WordPress.com stats helper monkeys prepared a 2012 annual report for this blog. Here’s an excerpt: The new Boeing 787 Dreamliner can carry about 250 passengers. This blog was viewed about 1,300...
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