The Cisco 1905 Serial Integrated Services Router (ISR) provides highly secure data, mobility, and application services.It features fully integrated power distribution to modules supporting 802.3af Power over Ethernet (PoE) and Cisco Enhanced PoE. It has Security-Embedded hardware-accelerated VPN encryption. Highly secure collaborative communications with Group Encrypted Transport VPN, Dynamic Multipoint VPN, or Enhanced Easy VPN. It features integrated threat control using Cisco IOS Firewall, Cisco IOS Zone-Based Firewall, Cisco IOS IPS, and Cisco IOS Content Filtering. Other features are Identity management with authentication, authorization, and accounting (AAA), and public key infrastructure.