The Cisco 1921 builds on the best-in-class. All Cisco 1900 Series Integrated Services Routers offer embedded hardware encryption acceleration, and advanced security services.

It Includes :

• Supports Ethernet, Fast Ethernet, Gigabit Ethernet, IGMP v3, IPSec, OSPF, USB 2.0 Networking
• Remote Management over RMON, SNMP, TR-069
• 256MB Flash Memory

C3925-VSEC/K9 is the Cisco 3900 Router ISR G2 Voice Security Bundle. Its appearance is similar with CISCO3925/K9, but it’s bundled with Voice Sec. Bundle, PVDM3-64, UC and SEC License PAK.

The Cisco 3900 series integrated services routers offer embedded hardware encryption acceleration, voice- and video-capable Digital Signal Processor (DSP) slots, optional firewall, intrusion prevention, call processing, voicemail, and application services. The Cisco 3900 series offers superior performance and flexibility for flexible network deployments from small business offices to large enterprise office, all while providing industry-leading investment protection.

Cisco® 2900 Series Integrated Services Routers build on 25 years of Cisco innovation and product leadership. The new platforms are architected to enable the next phase of branch-office evolution, providing rich media collaboration and virtualization to the branch while maximizing operational cost savings

All Cisco 1900 Series Integrated Services Routers offer embedded hardware encryption acceleration, and advanced security services. In addition, the platforms support the industry’s widest range of wired and wireless connectivity options.