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Cisco 4000 Series Integrated Services Routers offer greater performance and functionality. Their converged, secured branch infrastructure is built to deliver an optimal application experience on any device, any connection, from any cloud or data center.

Why upgrade? | See the ISR 4000 Series​​​

Cisco 1921 Integrated Services Routerview expanded image

Enabling Borderless Networks at the Branch

The Cisco 1921 Integrated Services Router (ISR) delivers highly secure data, mobility, and application services.

Primary features include:

  • 2 integrated 10/100/1000 Ethernet ports
  • 2 enhanced High-Speed WAN Interface Card (EHWIC) slots that can host 2 single wide or 1 double wide EHWIC module
  • Fully integrated power distribution to modules supporting 802.3af Power over Ethernet (PoE) and Cisco Enhanced PoE
  • Security
    • Embedded hardware-accelerated VPN encryption
    • Highly secure collaborative communications with Group Encrypted Transport VPN, Dynamic Multipoint VPN, or Enhanced Easy VPN
    • Integrated threat control using Cisco IOS Firewall, Cisco IOS Zone-Based Firewall, Cisco IOS IPS, and Cisco IOS Content Filtering
    • Identity management with authentication, authorization, and accounting (AAA), and public key infrastructure

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