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Amazon.com: Cisco 3925 Integrated Services Router . 4 X Hwic, 4 X Pvdm, 3 X Services Module, 2 X Sfp (Mini. Gbic), 2 X Compactflash (Cf) Card . 3 X 10/100/1000Base. T
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Cisco 2900, 3900, and 4000 Series Integrated Services Router Interoperability with Cisco Unified Communications Manager Data Sheet - Cisco
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