... 3925/K9 2. Cisco 3900 Router 3. Cisco Router Cisco 3925/K9 Cisco Router Cisco 3900 Router 1. Cisco 3925 ... /K9 Cisco Router 3925/K92. Cisco 3900 Router 3. Cisco Router Specifications BrandCisco Model No.Cisco ... 4 GBCompact Flash• Default: 256 MB • Maximum: 8 GBCisco 3900 Router CISCO3945E/K9 Cisco 3945 w/SPE250(4GE, 3EHWIC, 3DSP ... ,1GBDRAM,IPB) Cisco 3925/K9 Cisco Router Cisco 3900 Router