Tag Archives: SFP Cisco

GBIC vs SFP Wiki: What Are Their Differences? When to Use Which?

GBIC (gigabit interface converter) and SFP (small form-factor pluggable) are both standard form factor for fiber optic transceivers. Basically SFP is smaller than GBIC in size. Both GBIC and SFP have a variety of interface types and each type operates … Continue reading

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What’s Your Opinion Of Using 3rd Party SFP Modules On Cisco Catalyst Switch?

In general, the cost of an original brand SFP module is more expensive than a 3rd party one. Take Cisco 1000BASE-LX/LH SFP (GLC-LH-SMD) for example, the list price of Cisco is about $ 500.00, but you can easily find a … Continue reading

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