| Feature / Characteristic | Specification |
|---|---|
| Product Line | Cisco 2900 Series Integrated Services Router (ISR G2) |
| Default Ports | 2 x 10/100/1000 Mbps Gigabit Ethernet ports (RJ-45) |
| Total Throughput (Data) | 15 - 25 Mbps (typical performance) |
| Security Throughput (IPsec VPN) | 19 Mbps (Standard encryption) |
| Modular Slots | 2 x Enhanced High-Speed WAN Interface Card (EHWIC) slots |
| Service Module Slots | 1 x Service Module (SM) slot |
| Internal Voice Modules | 2 x Packet Voice Digital Signal Processor Module (PVDM) slots |
| Memory (DRAM) | 512 MB (Default) / 2 GB (Maximum) |
| Flash Storage | 256 MB (Default) / 8 GB (Maximum) |
| Layer Support | Layer 3 (Routing, NAT, Firewall, VPN) |
| Form Factor | 1U Rack-mountable or Desktop |
| Airflow | Side-to-Side (In through sides/out through rear) |
| Compliance | 'K9' = Unified Communications, Security (VPN, Firewall) |