Routing and Switching
Dynamic GRE Tunnels Part 2
- 2015-07-26
- Posted by jcarvaja
Hello to all of our followers, It's time to continue with the mGRE topic. The last time we saw how the spokes were able to send traffic dynamically from spoke to spoke through the hub but now we will see how to make the Spokes talk to each other without having to go through the hub.
Read MoreSpanning-Tree MST "Shr Bound(PVST)"tree
- 2014-08-13
- Posted by jcarvaja
I have came across an issue lately where one of my customers was reporting that a specific port on their switch shown a different port-type than the rest of them.
Read MoreMPLS The Fundamentals Part 1
- 2014-08-07
- Posted by jcarvaja
MPLS is one of those protocols that you must know if you attempt to reach the CCIE Level Knowledge in your career, is one of those topics that will give you a really hard time at the beginning while you understand how it operates, the different flavors available but once you understand it you will see it's just Mind-Blowing.
Read MoreCGMP Summary
- 2015-08-02
- Posted by jcarvaja
Today's post will talk about one Multicast LAN Optimization Protocol. As you remember from one of our posts IGMP it's the protocol used by hosts to inform routers they want to join a specific Multicast Group or they want to leave that Multicast Group. But here comes a question? What does a switch do when it receives a Multicast Packet??
Read MoreIPv6 Tunneling Part 3: Automatic 6to4 Tunnels
- 2015-07-30
- Posted by jcarvaja
We are now in Part 3 of this IPv6 Tunneling Series and we are about to talk the Automatic 6to4 Tunnels and how they work.
Read MoreMulticast BGP
- 2014-08-01
- Posted by jcarvaja
This is one of the topics that if by any chance you encounter it in the CCIE lab you are going to get mad as you might not seeing it in the past or at least provide it the attention needed to such an easy topic but let's start with the basics: It's usage.
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