Among Cisco SD-WAN’s tools to steer or influence traffic across the overlay, the data policies are the ones providing the highest flexibility. For a primer about SD-WAN Data Policies, please refer to this article: Cisco SD-WAN Data Policies. One of the SD-WAN Data Policy applications is the Service Side NAT. Compared to traditional networking where NAT
Category: CCNP
Data policies are one powerful tool for Cisco SD-WAN to deliver its promises. They allow specific traffic flows to be redirected or steered in a particular way within or throughout the SD-WAN overlay network. More specifically, Data Policies allow the solution to do: Any modification affecting data plane forwarding E.g. Packet marking, specific transport forwarding,
Hello all, Recently, I have attempted and passed the Cisco CCNP Enterprise Infrastructure SD-WAN concentration exam (300-415 ENSDWI). Given the popularity of the post, I have decided to put together a list of recommended resources. Please note that what worked for me, might or might not work for you, its only my personal journey. Therefore,
Hello everyone! 😀 I know i know… I have been quite away from the blog (sorry about that). I have been veeery busy with work and studies. Actually, now I am a little bit more “free” than before, because I took the ARCH exam. So, no deadline now! 😀 I will be writing the pending
Heeey! 😀 Here we are again (sorry for the delay in this post, been quite busy lately), this time we will talk about security (a little bit) on GRE tunnels. As we talked previously (see previous chapters of the GRE Saga), we can establish a tunnel between two peers, over the public internet, right? (chapter
As every movie saga, like Terminator, Star Wars, The Naked gun, Shrek or Resident Evil (loved that one), GRE tunnels are going to have an interesting and cinematographic role here at our blog. Maybe not re-killing zombies (yes, killing them again!) or saving a princes making the dragon eat a dwarf king (that escalated quicky), but
All cadets salute the GRE tunnels! 😀 Today we will talk a little about GRE tunnels, a very useful protocol that can help you a lot. As you may now, its present in CCNP R&S blueprint and CCNA v2/v3 as well blueprint (check here for more information about V2 to v3 changes). But, what are
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