Technical resources

Original optics, documented by reference.

Buying guides, technical notes and manufacturer-reference resources for professional optical links.

Editorial scope

SFP through QSFP-DD · original manufacturer references · selection boundaries · procurement context

All resources Buying guides Technology & Architecture Network glossary News & Trends Brand guides Industry use cases Comparisons Datasheets For network engineers For CIOs & IT decision-makers

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Comparisons

Cisco Catalyst vs Juniper EX: Access Switches

Cisco Catalyst 9300 vs Juniper EX4400 comparison: campus access switches. Performance, PoE, Virtual Chassis vs StackWise, licensing, and 5-year TCO.

April 15, 2026

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Comparisons

FortiGate vs Palo Alto: Next-Generation Firewall Comparison

FortiGate vs Palo Alto Networks comparison: ASIC vs Single-Pass performance, threat protection throughput, licensing, and 5-year TCO. Recommendations by company size.

April 15, 2026

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Comparisons

Cisco vs Juniper: Which Vendor Should You Choose in 2026?

Cisco vs Juniper 2026 comparison: campus switching, service provider routing, data centers, and SD-WAN. Market share, ecosystem, pricing, and skills. Which vendor should you choose for your organization?

April 15, 2026

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