-->CISCO2911/K9 Cisco 2911 Integrated Services Router(ISR) 3 integrated 10/100/1000 Ethernet ports (RJ-45 only) 1 service module slot 4 enhanced high-speed WAN interface card slots 2 onboard digital signal processor (DSP) slots 1 Internal Service Module slot for application services Fully integrated power distribution to modules supporting 802.3af Power over Ethernet (PoE) and Cisco Enhanced PoE Embedded hardware-accelerated VPN encryption for secure connectivity and collaborative communications Integrated threat control using Cisco IOS Firewall, Cisco IOS Zone-Based Firewall, Cisco IOS IPS, and Cisco IOS Content Filtering Voice High-density-packet voice DSP module, optimized for voice and video support Standards-certified VoiceXML browser services Cisco Unified Border Element capabilities Cisco Unity Express voicemail support Support for Cisco Communications Manager Express and Survivable Remote Site Telephony Modularity Features and Benefits: The Cisco 2900 Series provides significantly enhanced modular capabilities offering investment protection for customers. Taking advantage of common interface cards across a network greatly reduces the complexity of managing inventory requirements, implementing large network rollouts, and maintaining configurations across a variety of branch-office sizes.