Tag: bgp
BGP Attribute Weight
Scenario: You wake up in what seems to be a server room…trapped in a chair and tied up by what seems to be networking cabling. In front of you is a LED screen showing you a lady in…
Read More »Why do we use BGP?
If you are studying for your CCNP after getting your CCNA you’ll probably see BGP for the first time. In this article i’ll explain to you why we use BGP. If you are unsure what BGP is or…
Read More »BGP for Beginners
I’m writing this article for everyone that is new to BGP. Perhaps you have passed your CCNA and have learned about all the IGP’s like OSPF, RIP and EIGRP but you still don’t know anything about BGP. Before…
Read More »BGP IBGP Blackhole Routing
Scenario: You are applying for a new job at a Dutch networking company specialised in routing & switching solutions. One of the senior networking engineers decides to take you up the test and see what your skills are…
Read More »BGP Always compare MED
Scenario: You are the senior networking engineer working for a huge comic book provider. Your network (AS 100) is connected to 2 different service providers and normally all traffic is being sent to your main ISP which is…
Read More »BGP Regular Expressions
Scenario: As a trainee you are starting your network career at a big service provider. One of your tasks in the future will be to configure BGP connecting multiple AS’es to the service provider network. However you are…
Read More »BGP Backdoor
Scenario: As a professional poker player you have won the WSOP (World Series of Poker) and now your financial problems are over you decide to start your own online poker room. The bluffing is over it’s time to…
Read More »BGP Disable Connected Check
Scenario: You are a big poker fan and also a master in networking. Your favorite online poker room has been experiencing connection problems and you decided to help them out. They added another link to the service provider…
Read More »BGP Next hop self
Scenario: As a junior networking engineer you were always fascinated with science fiction movies, that’s why you are now working at a company specialized in special effects. The closest you got to light speed was sending bits and…
Read More »BGP EBGP Multihop
Scenario: You are the junior network engineer for the biggest company in the world selling Arcade Games. You need to establish a BGP link with the service provider, in the future they will add another physical link for…
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