The Threat of Ransomware

3 Min Read What is Ransomware? Ransomware is a type of malware that requires the user to pay a ransom to gain access back to their files or device. The Cybersecurity and Infrastructure Security Agency

Read More »

Cisco Umbrella Explanation

By Andrew Stibbards | 1 Min Read | 27 Min Video Technical Level: Beginner Cisco Umbrella is a relatively untouched subject in Cisco Security courses. SLI instructor, Andrew Stibbards, explains what Cisco Umbrella is, how

Read More »

Sustainable Technology

6 Min Read What is Sustainable Technology? Sustainable, or green, technology is defined as, “technology that takes into account the long and short-term impact an invention has on the environment.” It “meets the needs of

Read More »

Migration from IPv4 to IPv6

By: Tuan Nguyen | 14 Min Read Technical Level: Advanced Downloadable PDF: Migration from IPv4 to IPv6   The current version of the Internet Protocol IPv4 originally developed in the 1970s and officially published in 1981

Read More »

Resetting or Restoring Cisco IP Phones

By John Meersma | 3 Min Read Technical Level: Beginner Downloadable PDF: Resetting or Restoring Cisco IP Phones Sometimes troubleshooting for Cisco IP phones can be challenging, there can be a number of reasons why an

Read More »

Layer 3 Redundancy with HSRP

By Andrew Stibbards | 7 Min Read Technical Level: Beginner Downloadable PDF: Layer 3 Redundancy with HSRP Hot Standby Router Protocol (HSRP) is a Cisco proprietary protocol that allows several routers or multilayer switches to appear

Read More »

Configuring Phone Load Updates on CUCM

By John Meersma | 8 Min Read | 8 Min video Technical Level: Intermediate SLI instructor, John Meersma, takes you through step-by-step instructions on how to update phone load files on CUCM and test them

Read More »

Password Recovery for Cisco Routers

By Tuan Nguyen | 3 Min Read | Technical Level: Intermediate Need help accessing a used router? Or perhaps you’ve just misplaced the “Enable Password” and don’t have access to “Privileged EXEC mode”? No worries!

Read More »

2019 Technology Predictions

3 Min Read 2019 is in full swing which means new forms of technology are starting to make an appearance. Which ones do you think will make an impact this year? Listed below are a

Read More »

Ethics in Technology

3 Min Read What is ethics? Not to be confused with law, ethics is a set of moral principles, deciding what is good or bad with moral obligation. Ethics can be practiced in multiple areas of

Read More »