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  • Preparing for the CCNP 350-401 ENCOR Exam

    Jan 10, 2020 Jan 10, 2021 ccnp cisco networking

    January 31, 2020 update: No, you're not crazy. Cisco changed the exam number from 300-401 to 350-401. For your convenience, I've put together the following list of my courses that cover the new CCNP ENCOR exam. By watching and following along with the hands-on demos in these courses, you can't go wrong. Routing …

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  • Free Resources

    Aug 23, 2020 science networking career

    Following are free resources that I've created or collected. Articles by me Networking Web-scale: a healthy choice for healthcare networks Automating Cumulus Linux with Ansible 5 Network automation tips and tricks for NetOps Top 5 tips for transitioning to 100G networking 5 big misconceptions about virtual LANs IT …

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  • My Books (Boost Your IT Career!)

    Aug 20, 2020 aws cisco networking

    AWS Certified Solutions Architect Study Guide: Associate SAA-C02 Exam 3nd Edition AWS Certified Solutions Study Guide: Associate (SAA-C02) Exam, Third Edition comprehensively and efficiently prepares you for the SAA-C02 Exam. The study guide contains robust and effective study tools that will help you succeed on the …

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  • You failed your CCNP exam. Now what?

    Aug 18, 2020 ccnp certification cisco networking

    You took one of the Cisco CCNP exams. You went to the exam center, sat down, and started the exam. About 2 hours later, you saw the dreaded news appear on the screen: You didn’t pass. I’ve failed certification exams in the past, so I can relate to the facepalm-worthy feeling you get when you realize you dropped a …

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  • Finding Suspicious Traffic using CloudWatch Log Insights and VPC Flow Logs

    Jul 28, 2019 aws cloud networking security

    While playing around with AWS CloudWatch Log Insights to analyze VPC flow logs, I thought of a couple of fun ways to identify (probably) malicious traffic. Finding Vulnerability Scanners These are the guys that hammer your box looking for anything from silly SQL injection attacks (so 2005) to CSRF vulnerabilities. The …

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  • Why I Don’t Teach The OSI Model

    Mar 22, 2019 cisco networking osi tcp/ip

    I recently got an email from a viewer of my Practical Networking course who asked how the TCP/IP networking terms I used mapped to the Open Systems Interconnect (OSI) model. First, a bit of background. The OSI model is a generic networking model that is supposed to describe conceptually how networks carry data. Within …

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  • AWS Networking Deep Dive Courses

    Aug 25, 2018 amazon aws cloud networking

    Puzzled by networking on AWS? Check out my AWS networking deep dive series! AWS Networking Deep Dive: Route 53 DNS Configure Route 53 for any domain name, and configure health checks and routing policies.  AWS Networking Deep Dive: Virtual Private Cloud (VPC) Create secure and scalable VPCs. Implement multi-VPC …

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  • 101 Public DNS Servers Sorted by Speed

    Mar 4, 2018 dns networking

    You probably know the popular Google DNS server IP addresses by heart: 8.8.8.8 and 8.8.4.4. Before those were around you might have even used Level3’s 4.2.2.1 and 4.2.2.2. Of course, everyone else uses these too, which means these popular servers are under a pretty heavy load. Fortunately, there are faster public DNS …

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Ben Piper

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Featured Posts

  • My Books (Boost Your IT Career!)
  • Preparing for the CCNP 350-401 ENCOR Exam

Recent Posts

  • How to Install the Parler App
  • Studying for the AWS Certified Solutions Architect: Associate Exam
  • Dumping Twitter Will Make You Smarter
  • Bursting the Coronavirus Hype Bubble
  • You failed your CCNP exam. Now what?
  • How To Avoid Wearing a Mask
  • Preparing for the CCNP 350-401 ENCOR Exam
  • Finding Suspicious Traffic using CloudWatch Log Insights and VPC Flow Logs

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