| Brand | Cisco |
| Model | C921-4P |
| Series | Cisco 900 Series Integrated Services Routers |
| Description | Cisco 921 Gigabit Ethernet security router with internal power supply |
| WAN Ports | 2 x Gigabit Ethernet |
| LAN Ports | 4-port Gigabit Ethernet managed switch |
| USB | 1 x USB 2.0 |
| Console Port | 1 |
| DRAM | 1 GB default |
| Flash Memory | 2 GB, not upgradable |
| Encryption | Hardware-accelerated DES, 3DES, AES 128, AES 192, AES 256 |
| IPsec Tunnels | 50 |
| VPN | SSL VPN, DMVPN, FlexVPN, GET VPN, Cisco Easy VPN client and server |
| Firewall | Zone-based policy firewall, VRF-aware stateful inspection routing firewall |
| Routing Protocols | RIPv1/v2, OSPF, BGP, EIGRP, Performance Routing |
| IPv6 | Full support including OSPFv3, BGP4+, DHCP and multicast routing |
| Quality of Service | Low-Latency Queuing, Class-Based WFQ, Policy-Based Routing, hierarchical QoS |
| VLANs | 25 |
| Network Services | DHCP server, relay and client, NAT |
| High Availability | VRRP, HSRP, MHSRP, redundant WAN connections |
| Power Supply | Internal, universal 100 to 240 VAC |
| Dimensions (H x W x D) | 1.70 x 9.0 x 9.5 in (4.32 x 22.86 x 24.13 cm) |
| Weight | 2.65 lb (1.20 kg) maximum |
| Operating Temperature | 32 to 122 F (0 to 50 C) |
| Operating Humidity | 5% to 95% relative humidity, noncondensing |
| Operating Altitude | 0 to 10,000 ft (0 to 3000 m) |
Overview
- We perform an intensive quality control process on all our products. Units (unless sealed in the original manufacturer’s packaging) are fully tested and certified by our technicians. We run and record diagnostics on serial and operating systems, ensuring they function to the industry standard.
- Unless the listing specifies otherwise, this product comes with a 1 Year Warranty for the original purchaser as enduser of the equipment, applicable to items sold in the United States only. All others sales are supported by a 90 day extended warranty.
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