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CCNP

Resources for the Cisco SD-WAN exam

By davidsamuelps on February 26, 2020June 10, 2020

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,

Posted in: CCNP, Cisco, concentration, CVD, deployment, exam, resources, sdn, sdwan, specialization, viptela

News

CLEUR and other updates!

By davidsamuelps on February 11, 2020February 11, 2020

Hello everybody! 😀 Continuing with the intent to write more often as promised earlier, I will list some things that occurred recently: Cisco Learning Network announced their roster for Cisco Designated VIPs for 2020! I had the honor to be selected for another year, along with outstanding individuals like Daniel Dib, Elvin Arias, Sergey Lisitsin,

Posted in: Cisco, CiscoChampion, ciscovip, CLEUR, friends, podcast, TFDx, updates, vip

CCNP News

Returning to the world of the living, aaaand… CCDP achieved! :D

By davidsamuelps on November 28, 2016November 28, 2016

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

Posted in: 300-320, ACI, address, ARCH, CCDE, CCDP, CCNP, center, certification, Cisco, ciscocert, CLN, CVD, data, DC, design, elopes01, exam, feedback, forwarding, guide, IS-IS, isis, learning, mindset, mpls, network, OCG, official, OSPF, return, security, technologies, validated, webinars

CCNA

ACLs: Filtering Insights

By davidsamuelps on July 23, 2016July 23, 2016

Heeello everyone! Again, sorry for the late post, I am trying to do them more often (sometimes it’s quite challenging). GRE Saga is on hold, i am looking for actors and proper scenes to make the history interesting. So, castings are taking place! If you have suggestions about a new topic or whatever you think can

Posted in: access, ACE, ACL, ACLs, action, address, bodyguard, Cisco, close, control, deny, destination, direction, extended, filter, filtering, implicit, inbound, interface, IP, list, Lists, log, mask, match, name, named, number, outbound, permit, protocol, router, sequence, source, standard, wildcard

CCNP Uncategorized

GRE Tunnels III: Security awakens

By davidsamuelps on July 2, 2016July 2, 2016

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

Posted in: awakens, bytes, Cisco, connection, encapsulate, encapsulation, friend, GRE, internet, IP, ipsec, keepalive, matryoshka, MTU, multicast, ninja, overhead, packet, security, transform, transform-set, tunnel, tunnels, unicast

CCNA CCNP

GRE Tunnels

By davidsamuelps on June 4, 2016June 15, 2016

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

Posted in: broadcast, CCNA, CCNP, Cisco, encapsulation, GRE, header, inside, IP, ipsec, lab, matryoshka, multicast, otters, payload, security, standard, tunnel, tunnels, unicast, virtual