Digital network communications hardware, software, and other equipment used within the core data centers and work areas, connecting end users to the organization's Local Area Network (LAN). Wide Area Network (WAN) digital transmission equipment, supporting hardware and software directly connecting data centers, offices and third parties. Includes 1) external digital network transport equipment (Outside Plant) physical communications infrastructure connecting to LAN/WAN end points 2) copper and fiber communications systems, and 3) cellular infrastructure such as towers, repeaters, switching systems dedicated for cellular communication. Products and tools that enable or distribute voice services through on-premise digital equipment including PBX, VoIP, voicemail and handsets.

About PSC 7G21

PSC 7G21 is a federal product code classifying acquisitions related to digital network communications hardware, software, and other equipment used within the core data centers and work areas, connecting end users to the organization's local area network (lan). wide area network (wan) digital transmission equipment, supporting hardware and software directly connecting data centers, offices and third parties. includes 1) external digital network transport equipment (outside plant) physical communications infrastructure connecting to lan/wan end points 2) copper and fiber communications systems, and 3) cellular infrastructure such as towers, repeaters, switching systems dedicated for cellular communication. products and tools that enable or distribute voice services through on-premise digital equipment including pbx, voip, voicemail and handsets.. As a product code (starting with 7), this code belongs to the Federal Supply Classification (FSC) system, where it also maps to National Stock Numbers (NSN).