Networking > Modules Cisco 2-Port FXS/FXS-E/DID and 4-Port FXO Network Interface Module NIM-2FXS/4FXOP Manufacturer: Cisco Systems, Inc Product ID: NIM-2FXS/4FXOP UPC: 882658947704 Our Price : $Price 1,234.24 Quantity Buy Now Description & Specs Reviews Warranty Description Condition: New Specifications Related Items Axiom 1000BASE-LX SFP for Gigamon SFP-503-AX SFP-503-AX Your Price: 49.09 Qty: Buy Now Details TRENDnet Management Module TFC-1600MM TFC-1600MM Your Price: 112.71 Qty: Buy Now Details