• Multicast LAB

    Hello guys, I have created a multicast LAB with DMVPN. As you can see the network topology contains:     - 1 RP (     - R2 acts as HUB     - R1,R3 and R4 are S...
    last modified by Alfredo
  • 3.3  Map the organization stakeholders against the NIST  IR  categories (C2M2,  NIST.SP800-61 r2)

    The above heading is from the SEC-OPS 210-255 Exam blueprint.   NIST does not have a publication for "IR" categories.   C2M2, ES-C2M2, and ONG-C2M2 refer to the following roles: Decision Makers Leaders ...
    last modified by Anup
  • Fair-queue command inside policy-map

    Hi guys,   each time I read about QoS this part confuses me. We say that there are 64 queues - classes in CBWFQ. The last one which is class-default can has scheduling technique inside queue below: 1) FIFO (As ...
    created by Kanan
  • Preparing for CTCOLLAB 300-080

    Hi Guys!   I want to ask the ones who already passed 300-080 which study material you was using?   This is my last exam which i have to pass, in the past i began with the cisco press books, but for this ex...
    last modified by Werner
  • Cyber Ops Scholarship Students Starting in December 2017

    Hi there to all the Cisco Learning community. I am really excited to have been selected for the Cisco Global Cyber Security Scholarship Program and am looking forward to entering the family of successful Cyber Securit...
    George M. Chagitheodosiou
    last modified by George M. Chagitheodosiou

    Well just woke up at 10:00 A.M and there comes the mail for step 2 for the cybersecurity scholarship. Completed the exam ~25 minutes or so with 82.1%. I hope i will be accepted for the scholarship. Very nervouusssss!!
    last modified by SARTHAK
  • How to change the background and text color on the VM Maestro CLI

    Hello, I have used Cisco VIRL for quite some time now and I would like to find out how I can change the background and text color of the VM Maestro CLI. I am using the Virl 1.2.83.pc.ova running it on VMWare Fusion 8.
    ian Kirks
    created by ian Kirks
  • cyber ops

    I did the exam for stage 2 in a haste, at one point lost internet connectivity but scored 73.8%, i fee so bad about it knowing very well that i dont stand a  chance of advancing to stage 3!
    last modified by MUTUA
  • STP Port transition BLK to FWD - When is BLK ever 20 seconds, ever?

    I am trying to understand when an 802.1d STP Port transition takes 50 seconds, as "debug span events" has never shown an STP Port even going INTO a BLK state at all when transitioning to Forwarding, I am starting to t...
    last modified by David
  • uRPF, what is checked first? discrepancy in Cisco's document.

    Hi,   I have yet to find a solid answer to this question, what is checked first when uRPF is enabled on an interface where an ACL is also configured.   Here is the relevant document   My understandin...
    last modified by ilbron
  • BGP - Route Recursion

    In this document I aim to explain the BGP route recursion process and highlight the importance it has in a routed infrastructure. To aid in this comparison I am going to also be showing the simpler IGP (Interior Gatew...
  • Cisco Expert-Level Training for CCIE Collaborationとは  | シスコ コラボレーション認定を目指そう!<第5回> (全7回)

    シスコ コラボレーション認定を目指そう!(連載 全7回) ---------------------------------------------------------------------------------------------- シスコ技術者認定とブループリント CCNA Collaboration認定と推奨トレーニング CCNP Collaboration認定と推奨トレーニング CCIE Collabo...
    Top Out Human Capital
    last modified by Top Out Human Capital
  • Editing annotations after creation.

    I created a topology and included on it several text boxes. I later decided on a different ip range to use, so I wanted to change the text box. I did so using the properties in design mode, but when I start the simula...
    last modified by Don
  • FLAT Network - Cant Ping

    Hi All!   I have an ESXi host loaded with VIRL. I'm trying to connect into a VIRL lab environment in order to run some ansible playbooks from a my computer, and I'm running into issues getting the FLAT1 network ...
    last modified by Phillip
  • Routing and Switching Topics with Narbik Kocharians: Lesson 1: Introduction to MPLS and Layer 3 VPNs

      Lesson 1: Introduction to MPLS and Layer 3 VPNs In this free training video about Multiprotocol Layer Switching, or MPLS, and Layer 3 VPNs, Narbik Kocharians begins by describing what this webinar will be dis...
    last modified by kboswort
  • ayuda con un router cisco 867VAE-K9

    Buenas tardes quisiera saber como me pueden ayudar con este router esta en modo rommon y no se como recuperar la configuracion.
    last modified by Alejandro
  • インターネットワーキングの基礎 (翻訳)

    本ページは英語 WIKI ページを翻訳したものです。     インターネットワーキングの基礎 出典:DocWiki この記事と以降の 6 つの記事は、テクノロジーセクションを理解するために必要な、基礎的な内容となっています。ここでは、インターネットワーキングにおいて使用される基本的な概念と用語を紹介します。同様に、この本では最新のネットワーキングを理解するために必要な基礎的な情報を提供します。また、...
    last modified by Editor-Learning@Cisco
  • CCIE Collaboration Lab Exam Study/Learn

    Welcome to the Study/Learn table for the CCIE Collaboration Lab Exam page. This page is designed to help you quickly find what you are looking for by organizing the content according to the exam topics. These resource...
    last modified by wiliu
  • New VLAN id not visible across trunked connection

    Hello,       I have created a lab environment and am encountering an issue with devices connecting across trunked links. I have configured from a catalyst 2950 (I will call this switch "A") ...
    last modified by Alan
  • skype reading hour for ccna

    I am starting a skype reading hour straight from the cisco and sybex study guides so if you are interested , send me a message. this is for those who want to get the most out of their reading and really accelerate how...
    last modified by strategy2success