The Cisco 2911 Integrated Services Router (ISR) delivers highly secure data, voice, video, and application service. Key features include:

• 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
• Security
  • 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
  • Identity management using authentication, authorization, and accounting (AAA) and public key infrastructure
• 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