Cisco Systems Transceiver Modules

Cisco Systems CWDM-GBIC-1550= Part #: CWDM-GBIC-1550=	Cisco Systems CWDM-GBIC-1570= Part #: CWDM-GBIC-1570=	Cisco Systems CWDM-GBIC-1590= Part #: CWDM-GBIC-1590=
Cisco Systems CWDM-GBIC-1610= Part #: CWDM-GBIC-1610=	Cisco Systems CWDM-MUX-4-SF1= Part #: CWDM-MUX-4-SF1=	Cisco Systems CWDM-MUX-4-SF2= Part #: CWDM-MUX-4-SF2=
Cisco Systems CWDM-MUX8A= Part #: CWDM-MUX8A=	Cisco Systems CWDM-OADM1-1470= Part #: CWDM-OADM1-1470=	Cisco Systems CWDM-OADM1-1490= Part #: CWDM-OADM1-1490=

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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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