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Cisco 1921 Routers (3) - $100 (Bothell)
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Various expansion modules installed. If you’d like a specific one, please let me know.
The Cisco 1921 Router (part of the ISR G2 series) is an enterprise-grade, modular branch-office router designed for small-to-medium networks. It offers built-in hardware encryption, dual Gigabit Ethernet ports, and high-speed expansion slots. Though officially replaced by newer Catalyst series models, it remains widely used for CCNA labs and basic edge routing.Key
Hardware SpecsPerformance: Around 15 to 30 Mbps of WAN throughput with services (like firewall or NAT) enabled.Memory: 512 MB DRAM and 256 MB Flash (both maxed out).Ports: 2 x onboard 10/100/1000 Mbps RJ-45 LAN/WAN ports.Expansion: 2 x EHWIC slots (or 1 doublewide EWIC slot) for adding T1, serial, or DSL modules.Management: 1 x mini-Type B USB console port, 1 x auxiliary port.Power: Internal 60W power supply (requires ~25W idle).Common Use
CasesSmall Business Edge: Reliable routing for internet connections up to 50 Mbps.VPN Tunnels: Embedded hardware acceleration makes it highly efficient for IPsec and SSL VPNs.Lab Environment:
Extremely popular for IT students studying for Cisco CCNA/CCNP exams due to its hands-on CLI interface.