Cisco 2921 Integrated Services Router
The Cisco 2921 Integrated Services Router is a high-performance modular router from the 2900 Series, designed for medium-sized branch offices. It delivers secure data, voice, video, and application services with flexible WAN and LAN connectivity, rich modular expansion, and robust security features.
Flexible Connectivity & Modularity
Featuring 3 onboard Gigabit Ethernet ports (one with RJ-45/SFP combo), 4 EHWIC slots, 1 ISM slot, and 3 DSP slots, the Cisco 2921 supports a wide range of interface modules for WAN, voice, and wireless services, making it highly adaptable to evolving business needs.
High Performance & Security
Powered by a multicore processor with 512 MB DRAM (upgradable to 2 GB) and support for hardware-accelerated encryption, it provides reliable routing performance, IPsec VPN, and advanced security services including Zone-Based Firewall and intrusion prevention.
Voice & Power over Ethernet Ready
With onboard DSP slots and optional PoE power supply delivering up to 280W PoE budget, it is ideal for unified communications deployments supporting IP phones and other PoE devices.
The Cisco 2921 is an excellent choice for medium branches requiring a scalable, secure, and voice-ready routing platform.
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