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C2821-25UC-VSEC/K9 Specification
The Cisco 2821 router features the ability to deliver multiple high-quality simultaneous services at wire speed up to multiple T1/E1/xDSL connections. The router offers: embedded encryption acceleration and on-the-motherboard voice digital-signal-processor (DSP) slots, intrusion prevention system (IPS) and firewall functions, optional integrated call processing and voice mail support, high-density interfaces for a wide range of wired and wireless connectivity requirements, and sufficient performance and slot density for future network expansion requirements and advanced applications.
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