How to fix Cisco SFP errdisable state gbic-invalid
Cisco unsupported SFP Errdisable port
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Cisco unsupported SFP Errdisable port
How to fix Cisco SFP errdisable state gbic-invalid Read More »
Instead of reading Cisco’s lengthy document for switch stacking and IOS XE upgrade procedure, this tutorial explains the simple steps to stack two Cisco L2/L3 switches and upgrade the IOS afterward, this is one of the most common tasks for ICT networking professionals. Environment 2x brand new Cisco 9300 switches 2x Cisco Data Stacking cable
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