Excel has a ton of features. So many, in fact, that it’s hard to know where to start. Here are nine formulas that anyone starting with Excel will appreciate.
In many cases, merging data in Excel can easily be accomplished with a single INDEX-MATCH (or a VLOOKUP). Sometimes, though, it’s time to bring out the big guns — the INDEX-MATCH-MATCH.
One of the best ways to learn IT skills is from IT professionals themselves. Four of our CBT Nuggets Learner Community members break down several key Cisco networking topics in this post.
InfoSec is a booming field. As long as technology evolves, we need pros who can keep it safe and secure. This week on the blog, we help prepare you to sit for some of the most popular security certifications.
Policy-based routing (PBR) is a technique used to make routing decisions based on policies set by network administrators. Here’s a look at how it works and how you can configure it on your network(s).
The Security+ exam from CompTIA is widely viewed as the exam to validate fundamental security knowledge and skills. This study plan lists out what you need to consider — and will give you the leg up to sit for SY0-501 in as little as 10 weeks.
(ISC)2’s CISSP truly is a mile wide and two inches deep. It covers eight domains of security, so it is no easy feat, But it’s definitely worth earning. Here’s a perfect CISSP study plan that uses CBT Nuggets training and other resources.
Access lists, also known as access control lists, are configured on routers and used to regulate traffic entering and exiting networks. Access lists can be configured for all routed network protocols such as IP. Learn more about them and how to configure them!
Studying for an exam is a highly individualized process. However, we’ve worked with thousands of IT professionals, which has provided a lot of insight. Here’s how long it typically takes to earn Microsoft, Cisco, and AWS certifications.
Hot Standby Router Protocol (HSRP) is an automatic backup system for Cisco systems. Learn how to set up standby groups, configure timers, read an HSRP MAC address, and enable interface tracking and preempt.