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Tag: Western Governors University

Michael H. Cox, CCNA

Its official! I passed 640-816 ICND2 exam today so I am now officially a Cisco Certified Network Associate, more commonly called CCNA.  This was a hard exam.  I started working on ICND1 back in April or May.  Before then, I had never really worked on a Cisco device.  As I mentioned on my July 5 blog […]

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EIGRP notes

This is part of the Cisco Notes series on Mike’s World News. EIGRP is only available on Cisco devices. EIGRP can carry routing info for mulitple protocols (IP, IPX, Appletalk, etc) Administrative Distance of 90 (the most preferred of all Routing Protocols discussed for CCNA.

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OSPF notes

This is part of the Cisco Notes series on Mike’s World News. Open Shortest Path First (OSPF) is a Link State Routing protocol. It is a Classless protocol, so it supports Variable Length Subnet Masks (VLSM) and CIDR. OSPF does not use Split Horizon nor does it use Auto Summarization. It uses Dijkstra SPF algorithm. […]

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RIP v1 and RIP v2 notes

This is part of the Cisco Notes series on Mike’s World News. There are 2 versions of RIP that IPv4 networks can use as a Routing Protocol, namely RIP version 1 and RIP version 2. Both RIP v1 and v2 are Distance Vector protocols.  This means that the way they advertise routes is based on […]

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Routing Protocol Basics

This is part of the Cisco Notes series on Mike’s World News. The CCNA exam covers 4 Routing Protocols.  Routing protocols should not be confused with routed protocols.  A routing protocol tells out routers how to find the networks that are connected to them.

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Frame-Relay Notes

This is part of the Cisco Notes series on Mike’s World News. Frame Relay is a Common WAN protocol which exists at layer 2 only, therefore frames are transmitted. The frames are a variable sized. can transmit upto 1.54 mb. Your router is the DTE. They receive the clocking speed from the DCE, inside the frame-relay cloud.

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CIDR Notes

This is part of the Cisco Notes series on Mike’s World News. This post refers to the Subnet Cheat Sheet published earlier today and is some notes about CIDR and subnetting. CIDR stands for Classless Inter-Domain Routing and is what replaced the Old Class A, B, and C networks. It is an abbreviation of sorts for […]

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Subnet Cheat Sheet

This is part of the Cisco Notes series on Mike’s World News. I think one of the most important things to write down once you get into the testing center during the Cisco tutorial is your CIDR notation, with the # of hosts, and the full Subnet Mask.  I would go from /22 – /30, although that […]

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Cisco Access Control Lists Notes

This is part of the Cisco Notes series on Mike’s World News Standard Access Control Lists (ACLs) are 1-99 and 1300-1999. Extended ACLs are 100-199 and 2000-2699. Standard ACLs are typically placed close to the destination. Extended ACLs are typically placed close to the source. I remember this as: SD/ES

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Spanning Tree Notes

This is part of the Cisco Notes series on Mike’s World News. Spanning-Tree Protocol or STP is IEEE standard 802.1d. Rapid Spanning-Tree Protocol or RSTP is IEEE standard 802.1w. The first manufactured switch will be, by default, the root switch in a Spanning Tree.  This is because it has the lowest bridge ID (lowest priority plus mac address) is […]

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