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The Cisco 900 Series Integrated Services Routers (ISR 900) combine WAN, comprehensive security, and advanced connectivity in a compact, fanless platform. The routers are designed to provide enterprise-class security and connectivity for small to medium businesses. The ISR 931 model comes with a 4-port managed switch, providing LAN ports to connect multiple devices and up to 250 Mbps of VPN throughput for high performance. These small, yet powerful, fixed-configuration routers provide secure broadband and Metro Ethernet connectivity. The routers deliver integrated security and threat defense, protecting networks from both known and new Internet vulnerabilities and attacks.
Specifications
- Manufacturer: Cisco Systems
- Brand: Cisco
- Product Line: Cisco Integrated Services Router
- Model: 4221
- Packaged Quantity: 1
- Technology: DDR3 SDRAM
- Installed Size: 4 GB
- Max Supported Size: 4 GB
- Installed Size: 8 GB
- Max Supported Size: 8 GB
- Type: Router
- Form Factor: Rack-mountable
- Modular: Modular
- Connectivity Technology: Wired
- WAN Ports Qty: 2
- Data Link Protocol: Fast Ethernet, Ethernet, Gigabit Ethernet
- Routing Protocol: DVMRP, IGMPv3, GRE, RIP-1, Policy-based routing (PBR), IPv4-to-IPv6 Multicast, EIGRP, Static IPv6 routing, PIM-SSM, RIP-2, Static IPv4 routing, PIM-SM, BGP, IS-IS, OSPF
- Network / Transport Protocol: PPPoE, IPSec, DHCP
- Remote Management Protocol: SNMP, RMON
- Key Features: USB port, VPN support
- Features: VLAN support, VPN support, Weighted Random Early Detection (WRED), Quality of Service (QoS), Syslog support, IPv6 support, IPFIX, RADIUS support, NetFlow, Wall mountable, Class-Based Weighted Fair Queuing (CBWFQ), Access Control List (ACL) support
- Compliant Standards: ITU-T G.823, IEEE 802.1Q, ITU-T G.824, IEEE 802.3ah, IEEE 802.3, IEEE 802.1ag, ANSI T1.101
- Interfaces: WAN / LAN: 2 x 10Base-T/100Base-TX/1000Base-T - RJ-45, Management: 1 x 1000Base-T - RJ-45, 1 x SFP (mini-GBIC), USB 2.0: 1 x 4 pin USB Type A, Serial: 1 x console - RJ-45
- Type: External power adapter
- Nominal Voltage: AC 120/230 V
- Frequency Required: 50/60 hertz
- Width: 12.7 inch
- Depth: 10 inch
- Height: 1.7 inch
- Weight: 7.1 lbs