Cisco Systems Transceiver Modules

Cisco Systems CFP-40G-SR4 Part #: CFP-40G-SR4	Cisco Systems CFP-40G-SR4= Part #: CFP-40G-SR4=	Cisco Systems CVR-CFP-4SFP10G Part #: CVR-CFP-4SFP10G
Cisco Systems CVR-CFP-4SFP10G= Part #: CVR-CFP-4SFP10G=	Cisco Systems CWDM-CHASSIS-2= Part #: CWDM-CHASSIS-2=	Cisco Systems CWDM-GBIC-1470= Part #: CWDM-GBIC-1470=
Cisco Systems CWDM-GBIC-1490= Part #: CWDM-GBIC-1490=	Cisco Systems CWDM-GBIC-1510= Part #: CWDM-GBIC-1510=	Cisco Systems CWDM-GBIC-1530= Part #: CWDM-GBIC-1530=

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November 12, 2025

Terabit Systems

Technician inspecting network switches in a data center with caption.

The Case for Second-Hand: Why Smart Network Teams Are Buying Refurbished Gear

The enterprise IT world has a bias toward the new: new gear, new firmware, new models. But for many network operators, architects, and data center managers, that’s starting to change. The cost, complexity, and delay of buying brand-new hardware is pushing smart teams to rethink their...

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