BGP Route Reflectors

Within BGP there are two common ways to build a BGP network. Full Mesh With a BGP Route Reflector The end goal is that each of the routers in your network has the prefixes from...

1.1.a (ii) errdisable recovery

Errdisable can be a great thing for a network as it will detect an error condition and then shut down a port from functioning to avoid any network issues. Errdisable recovery is the process...

CCIE Routing and Switching Written Exam (400-101) Version 5.1

It has happened with exams over time and will happen with future exams: they get updated. That is exactly what is happening with the CCIE R&S Exam. The CCIE Routing and Switching exam is...

BGP Best Path Selection: Origin

For the last few days I have been studying for my CCIE R&S lab and have been doing every practice lab I can get my hands on. The one thing they all seem to...
IPV6-DHCP-Lab

Cisco IPV6 DHCP Server Configuration

IPV6 DHCP Server configuration on a Cisco device is very similar to a normal, IPV4 configuration, but there is a big difference that you will want to make sure to not miss. Everything can...

EIGRP Metric Calculation

Not going to lie, this post is for me. There is one small thing that I always forget when it comes to this formula that I will get to in a moment. The metric of...

TSHOOT Exam Tip

So this may be more of a troubleshooting tip in general, but it is something that I was taught long ago, early in my career that I found myself using a lot on the...

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