Ciena Corporation NXWDM07B-06M Metro Card BWDM

Ciena NXWDM07B-06M is a Metro Card BWDM from Ciena, listed with the internal reference WMD4DS0BAA. The model identifier NXWDM07B-06M appears in vendor listings alongside the BWDM designation, signaling a Metro DWDM card within Ciena’s BWDM card family. An alternate code for this card is WMD4DS0BAA, which may appear on documentation or service records. This card is described as a Ciena Metro Card BWDM, and is positioned as a component used in Ciena metro optical transport deployments to support DWDM functionality within a compatible Ciena chassis. Buyers typically seek this type of module to extend wavelength capacity in metropolitan networks that rely on Ciena’s DWDM solutions. In inventory or procurement records, the NXWDM07B-06M and WMD4DS0BAA identifiers can be used to verify lineage and replacement history, helping operators manage spare parts and service continuity. The BWDM designation places this card within Ciena’s family of metro cards that evolve with the company’s optical transport offerings, reflecting a modular approach to scaling DWDM capacity in the field. As with other network modules, proper installation and compatibility depend on the host chassis and software version provided by Ciena, and users should consult official product documentation for exact integration steps in a live deployment.