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MikroTik CRS504-4XQ-IN Review Momentus 4x 100GbE and 25GbE Desktop Switch

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We take a look at the MikroTik CRS504-4XQ-IN and see how this sub $699/ 45W switch may be the perfect SMB and homelab 100GbE and 25GbE switch

QSFP28 or CFP4 100G Optical Module Differences

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We take a look at CFP4 and QSFP28 optics and cages side-by-side so you can see the differences in two 100G optical module standards

Why We Use 100GbE Switches and QSFP28 to 4x SFP28 DACs...

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We discuss why we use 100GbE switches and QSFP28 to 4x SFP28 breakout DACs for our 25GbE infrastructure in our lab

FS QSFP28-100G-SR4 v. QSFP28-100G-IR4 Differences

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We discuss the differences between the FS QSFP28-100G-SR4 and QSFP28-100G-IR4 modules we used in recent 100GbE switch reviews

What is a Direct Attach Copper (DAC) Cable?

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If you are not familiar with Direct Attach Copper (DAC) cables, then you should be. We have a quick guide explaining the basics

Differences Behind 100GBASE-SR4 and 100GBASE-LR4 Optics

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We discuss 100GBASE-SR4 versus 100GBASE-LR4 differences and also why you may want to look at 100GBASE-CWDM4 as well

HPE 620QSFP28 4x 25GbE Single QSFP28 Port Ethernet Adapter Review

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In our HPE 620QSFP28 review we see what this unique 4x 25GbE single QSFP28 port low profile Ethernet adapter offers and some of the challenges