IT Hardware Technical Resources
Layer23-Switch Blogs
Latest
Latest Hardware Guides
Cisco Products Datasheets Download Center
Looking for Cisco datasheet PDF download resources? This Cisco Products Datasheets Download Center provides a categorized collection of Cisco product...
Read More
ASA to FTD Migration Guide: How to Upgrade Cisco ASA Firewalls to Next-Generation Firewall
If you are planning an ASA to FTD migration, the most useful starting point is this: treat it as both...
Read More
Cisco Firepower 1000 vs 2100 vs 3100: Which Series Should You Choose?
Small branch: start with Firepower 1000.Installed-base refresh: Firepower 2100 may still belong in the shortlist.Growth-focused branch or regional edge: move...
Read More
Cisco FDM vs FMC: Key Differences, Use Cases, and How to Choose the Right Cisco Firewall Management Option
If you are deciding between FDM and FMC for Cisco Secure Firewall, the fastest answer is this: FDM is usually...
Read More
Industrial vs Enterprise Switch: Which One Do You Actually Need?
Industrial switches are built for harsh, high-risk, or hard-to-service environments, while enterprise switches are designed for climate-controlled business networks. If...
Read More
Cisco Catalyst 1300 Stacking: Which Models Support It, Setup Steps, and Common Problems
If you are planning a Catalyst 1300 deployment, stacking usually comes down to a few practical questions: which models can...
Read More
Cisco Industrial Switch Power Supply Guide: How to Tell AC from DC and Choose the Right Power Method
Most Cisco industrial switch power issues become easier once you identify the site first. If the cabinet only has normal...
Read More
Cisco IE-3300 / IE-3400 Power Supply and IEM Module Select Guide
Choosing the right Cisco IE-3300 or IE-3400 configuration is mainly a BOM problem, not just a switch selection problem. The...
Read More
Wi-Fi 6E vs Wi-Fi 7: Which Cisco Enterprise Upgrade Path Fits Your Network?
Quick answer: For a new Cisco enterprise wireless standard with a five-to-seven-year service horizon, evaluate Wi-Fi 7 first. Choose Wi-Fi 6E...
Read More
Mbps vs MB/s (and MB vs Mbps): What’s the Difference?
Mbps means megabits per second — a speed. MB/s means megabytes per second — also a speed, but 8 times larger. MB (megabyte) is a file size, not a speed. Because...
Read More
Best Cisco Switches to Buy in 2026: Most Popular Models for Small Business and Growing Offices
Direct Answer: For most new small-business and office projects in 2026, the best Cisco switches to buy are Catalyst 1200...
Read More
What Replaces Cisco C9105, C9115, C9120, and C9130? The Complete Migration Guide
By CCIE Certified Cisco C9105, C9115, C9120, and C9130 indoor Wi-Fi 6 access points are all in Cisco’s 2026 indoor...
Read More
Cisco SmartNet Buying Guide: Support Types, Renewal, Clean vs Covered Serial & RMA
Cisco SmartNet is not just a support contract name. For enterprise Cisco buyers, it affects whether a device can be...
Read More
Fiber vs Ethernet Cable: When to Use Fiber and When Cat6 Is Enough
If you are comparing fiber vs Ethernet cable, the short answer is simple: fiber is the right choice for long...
Read More
Cisco 9350 vs 9300: Which Access Switch Should You Choose?
For most enterprise access switch projects today, Catalyst 9300 is still the better default choice. It remains Cisco’s lead stackable...
Read More