[Cisco] Shadow connection with BGP

Tweet It is a one of fail-over solution. Most ISP has this service. For the shadow link, probably you would pay less than primary connection….

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Major RFCs for BGP

Tweet RFC 1105, Obsolete – Border Gateway Protocol (BGP) RFC 1654, Obsolete – A Border Gateway Protocol 4 (BGP-4) RFC 1655, Obsolete – Application of…

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Full meshed iBGP connection formula ?

Tweet Question : Full meshed iBGP connection formula ? Someone tell me how many connection do I need to make for iBGP full mesh with…

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BGP sample configuration guide – Cisco

Tweet More sample configuration is visit www.showipbgp.com. www.showIPbgp.com   Here is the BGP configurations for any possible combination of link layout for BGP. One of…

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BGP sample configuration Case 2-1

Tweet Here is a sample EBGP configuration for someone who has two connections with an ISP or remote site. It is a called multihoming /…

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BGP sample configuration Case 1-4

Tweet Here is a sample eBGP configuration with Community String option for someone has a single connection with an ISP or remote site. This article…

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BGP sample configuration Case 1-3

Tweet Here is a sample eBGP configuration with AS-path prepend option for someone has a single connection with an ISP or remote site. This article…

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BGP sample configuration Case 1-2

Tweet Here is a sample eBGP configuration with Metric option for someone has a single connection with an ISP or remote site. This article will…

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Cisco 3700 DS3 DSU mode option

Tweet If DSU mode is not matched with other side, it might cuase intermittent error or synchonization issue. You must know what type of DSU…

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BGP sample configuration Case 1-1

Tweet Here is a sample eBGP configuration with default route option for someone has a single connection with an ISP or remote site. If you…

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[Cisco] BGP md5 authentication configuration

Tweet Well, in these days, not many people want to setup BGP MD5 for security concerns. Back in 2005, after some guy reported a threat…

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Configuring a Conditional BGP Advertisement Feature

Tweet If you have already read article " Major inbound traffic control problem in real ISP market ", you will know why we need this…

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