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The Basics of Networking | TCP and UDP

TCP (Transmission Control Protocol) and UDP (User Datagram Protocol) are the two most commonly used protocols for transmitting data over a network. Both protocols are used for different types of

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FortiGate – Configuration Series

Hey there, I created a quick series that goes over Fortinet Configuration. Initially, this series goes over simple configuration tasks Let me know if this is helpful FortiGate Configuration Series

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Splunk Series II: Correlating Events

Introduction to Transactions A transaction is a group of related events that span time. Events can come from multiple applications or hots. For example, One email message can create multiple

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Splunk Series II: Filtering/Formatting Data

Introduction to Eval Commands The eval commands are great to perform calculations, convert values, road values, format values and even use conditional statements. It is recommended to use search and

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Splunk Series II: Visualizations

Visualizations When a search returns statistical values, the results can be viewed with different visualization types, some of the Visualization types: Statistical Values Charts: Line, column, pie Single Value Visualizations

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Splunk Series II: Fundamentals II

SO we got to this point, looking at the Fundamentals 2 section of my training. This training builds on the Fundamentals 1 course. Which is pretty much all tools you

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Splunk Series: Field searches

Fields are searchable key/value pairs in your event data Fields can be searched by their name, for example: area_code=404 action=purchase status=200 When you look for multiple items in the editor

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Splunk Series: Saving Search Jobs

Every search is also a job, which can be paused, stopped, saved and exported. Here are some interesting things you need to know about Search jobs: Jobs are available for

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Splunk Series: Basic Search

Basic search The search assistant provides a nice way to begin looking up for something in particular. At this stage, you can determine a few different search criteria, such as

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Splunk Series: Splunk Deployments

Addition Splunk Components There are additional components for a Splunk deployment, here is a list Deployment Server Cluster Master License Master Standalone Deployment This deployment is only in 1 server,

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Splunk Series: Components

Splunk – Indexer This is the engine that is in charge of processing machine data, stores the results in indexes as events. This is what allows enabling fast searches and

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Upgrading ESXI from 6.5 to 6.7

I turned my lab back on!!, and guess what, it was a mess, I lost my vCenter server and well… I’ll stop complaining and jump back into the substance of

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DMVPN Design using FrontDoor VRF

This posts looks more to analyze few design questions and good information on how to complete a successful DMVPN implementation, other than a focus on the configuration. And last but

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Auto Registration CUCM 11.5 (Video)

This is a video I created, showing how auto registration works in CUCM 11.5 [youtube https://www.youtube.com/watch?v=7o1Y3bMxzJM?rel=0&w=1280&h=720] Not too much really, but I think I will get better as I start

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TED Talk 10-Pack: Security Lectures

Following up on my previous post and my sudden interest into Security I wanted to share the following information in case you did not receive it. If you signed up

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Multicasting with GNS3 and Virtualbox

Really nice article… I’m actually working on a lab to do this… Multicast has become viral for all my customers! About the Author: Andres Sarmiento, CCIE # 53520 (Collaboration) With

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Shellshock-ed

Thank you Michael for the post. Just re-posting to make my connections aware! About the Author: Andres Sarmiento, CCIE # 53520 (Collaboration) With more than 13 years of experience, Andres

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National Numbering Plans – ITU

Today I have a quick one, I hope you find it useful. Just in case you are doing an international Dial-Plan configuration, I think this web site will be very

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Debug CCSIP for Lunch

Well written, I was actually having the same issues but it was related to Codec negotiation, so my PSTN site is using a CP-7961 and noticed that my Dial-peer on

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CCIE collaboration Lab

Here is my lab About the Author: Andres Sarmiento, CCIE # 53520 (Collaboration) With more than 13 years of experience, Andres is specialized in the Unified Communications and Collaboration technologies.

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CCIE Collab – Self Training

So today I was able to study for 3 hours, dedicated the first hour to read CIPT2 on Multi-site considerations, read about some QoS recommendations and also something about multi-site

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