The Cisco DWDM SFP module is supported across a variety of Cisco switches, routers, and optical transport devices. For more details, see the document Cisco Gigabit Ethernet Transceiver Modules Compatibility Matrix. Note: Only connections with patch cords with PC or UPC. The Cisco® Dense Wavelength-Division Multiplexing (DWDM) Small Form Factor Pluggable (SFP) module (Figure 1) allow enterprise companies and service providers to provide scalable and easy-to-deploy Gigabit Ethernet or Fibre Channel services in their networks. Many details must be taken into account, including line length, equipment characteristics, and attenuation levels. In allowing both new and existing fiber optic links to carry several channels simultaneously,DWDM can optimize the use of current facilities whilst offering greater capacities. Tailoring your DWDM Module to your unique network requirements can drastically enhance its performance. Here are the types of packages you can choose from: 19”1U Rackmount (Standalone, 2slot, 3slot, 4slot. ) DWDM Modules are equipped with multiple features designed to boost network performance and. Whether you are upgrading a metro network, building a data center interconnect, or optimizing an existing fiber infrastructure, this article will walk you through the key specifications, pricing considerations, and compatibility checks you need to know before making a purchase decision.