Tag Archives: Border Gateway Protocol
Configuring eBGP Peers to Use a Loopback Interface
In this lab, I use two Cisco 3725 routers [IOS 12.4(15)T10] to configure eBGP peers using loopback interfaces. Below is the network diagram for this lab.
Posted in Cisco, Labs, Networking, Protocols, Technology
Tagged BGP, BGP neighbor, BGP neighbors, BGP peers, Border Gateway Protocol, Cisco, Cisco 3725, Cisco 3725 router, cisco router, Configuring BGP, eBGP, eBGP peers, peers
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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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