Monthly Archives: March 2012
EIGRP – Best Path Selection
By default EIGRP uses bandwidth and delay of the line to determine the best path to a remote network. However, if desired, EIGRP can use a composite of four metrics: bandwidth, delay, reliability, and load. Maximum transmission unit (MTU) is … Continue reading
Posted in Cisco, Labs, Networking, Protocols
Tagged bandwidth, Cisco, Cisco 3725, Cisco 3725 router, Cisco 3725 routers, delay, delay of the line, EIGRP, EIGRP calculation, eigrp load balancing, Enhanced Interior Gateway Routing Protocol, equal cost load balancing, load balancing, router, routing table, topology table
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Setting-up Basic iBGP and eBGP on Cisco Routers
The Border Gateway Protocol (BGP) is a protocol used to make core routing decisions on the Internet. BGP is commonly mislabeled or referred to as an IP routing protocol. However, it is not a routing protocol; rather, it is a … Continue reading
Posted in Cisco, Networking, Protocols, Technology
Tagged AS, Autonomous Number, Autonomous Numbers, BGP, BGP table, Border Gateway Protocol, Cisco, Cisco 3725, Cisco 3725 router, eBGP, established, established state, External BGP, iBGP, Internal BGP, Multihomed, neighbor, neighbor relationship, Neighbors, ping, prefxes, redistribute connected, redistribute static, redistribution of static and connected routes into BGP, show ip bgp, show ip bgp summary, state
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Single/Dual and Multihomed Connections
Network engineers will sometimes speak of connections to their ISP(s) in terms of single homed, dual homed, single multihomed, and dual multihomed. Here is a breakdown and clarification of what this terminology means: – Single Homed (1 link per ISP, … Continue reading
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