Cisco 1721 VPN Router

• Manufacturer: Cisco
• Part number: CISCO1721
• Description: The enhanced Cisco 1721 Modular Access Router is designed to help organizations embrace the productivity benefits of e-business applications. The Cisco 1721 router enables e-business by delivering secure Internet, intranet, and extranet access with virtual private networks (VPNs) and firewall technology. The Cisco 1721 offers higher performance, additional functionality, and increased memory capacity over the Cisco 1720. In addition, the Cisco 1721 supports standards-based IEEE 802.1Q VLAN routing, which enables enterprises to set up multiple VLANs and route between them for added security within the internal corporate network. Powered by Cisco IOS Software, the Cisco 1721 router provides a cost-effective solution for small and medium businesses and enterprise small branch offices to support e-business applications through a comprehensive feature set in a compact design.

• General

• Device Type Router
• Enclosure Type Desktop - Modular
• Compatible Slots None
• Data Link Protocol Fast Ethernet,
  Ethernet
• Installed Devices / Modules Qty 0 3 (write)
• Remote Management Protocol RMON,
  Telnet,
  SNMP
• Encryption Algorithm Triple DES,
  IKE
• Features Traffic shaping ,
  DoS attack prevention ,
  Full duplex capability ,
  Firewall protection ,
  VLAN support ,
  Low-latency queuing (LLQ) ,
  Weighted Fair Queuing (WFQ) ,
  Manageable ,
  Modular design ,
  Stateful Packet Inspection (SPI) ,
  DHCP support ,
  NAT support ,
  VPN support ,
  Access Control List (ACL) support ,
  Auto-sensing per device ,
  IP-routing ,
  Auto-negotiation
• Compliant Standards IEEE 802.1Q ,
  IEEE 802.3 ,
  IEEE 802.3u
• RAM 64 MB (installed) / 128 MB (max)
• Flash Memory 32 MB (installed) / 32 MB (max)

• Expansion / Connectivity

• Interfaces 1 x Ethernet 10Base-T/100Base-TX - RJ-45 - 1,
  Management : 1 x Auxiliary - RJ-45 - 1,
  Management : 1 x Console - RJ-45 - 1
• Expansion Slot(s) 2 (total) / 2 (free) x WIC,
  1 (total) / 1 (free) x Memory,
  1 (total) / 1 (free) x Expansion slot
• Expansion Bays None
• Installed Modules Qty (Max) 0 (installed) / 3 (max)
• Expansion Slot(s) Total (Free) 2 2 Installed WIC,
  1 1 Installed Memory,
  1 1 Installed Expansion slot
• Expansion Bay(s) Total (Free) None
• Port(s) Total (Free) / Connector Type 1 1 Installed Network Ethernet 10Base-T/100Base-TX:RJ-45 Female 1,
  1 1 Installed Management Auxiliary:RJ-45 Female 1,
  1 1 Installed Management Console:RJ-45 Female 1

• Networking

• Connectivity Technology Wired
• Networking type Router
• Switching protocol [Jan 21, 2011 from CDS: Networking] Ethernet
• Network / Transport Protocol TCP/IP ,
  IPSec ,
  L2F ,
  L2TP ,
  RSVP
• Communication mode [Jan 21, 2011 from CDS: Networking] Full-duplex,
  Half-duplex
• Status Indicators Power,
  Link activity,
  Collision status
• Routing Protocol NHRP,
  HSRP,
  OSPF

• Power

• Power Device Power adapter - External
• Voltage Required AC 120/230 V
• Power Supply / Device Power adapter External
• Power Consumption Operational 20 Watt

• Communications

• Type None

• Miscellaneous

• Width 11.2 in
• Depth 8.7 in
• Height 3.1 in
• Compliant Standards AS/NZ 3548 Class A,
  FCC Class B certified,
  CSA 22.2 No. 950,
  EN 60555-2,
  EN 60950,
  CSA,
  EN55022,
  ETSI,
  IEC 61000-4-11,
  IEC 61000-4-2,
  IEC 61000-3-2,
  IEC 61000-4-5,
  IEC 61000-4-4,
  CTR 21,
  EN 61000-4-2,
  AS/NZS 3260,
  EN 61000-4-4,
  UL 1950,
  VCCI-II,
  FCC Part 15 B,
  EN55022 Class B,
  CISPR 22 Class B,
  EN 61000-4-5
• Weight 2.6 lbs
• Authentication Method CHAP,
  PAP,
  TACACS+,
  RADIUS,
  X.509 certificates
• Cables (Details) 1 x Serial adapter,
  1 x Serial cable

• Cable(s) / Peripheral(s)

• Cable(s) included 1 Serial adapter External,
  1 Serial cable External

• Modem

• Modem Type None

• Memory

• Memory / RAM 64 MB 128 MB
• Memory / Flash 32 MB 32 MB Flash

• Expansion / Port(s) Required

• Slot(s) Required None

• Software / System Requirements

• OS Provided Cisco IOS
• Software Included Drivers & Utilities

• Environmental Parameters

• Min Operating Temperature 32 °F
• Max Operating Temperature 104 °F
• Humidity Range Operating 10 - 85%

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Manufacturer profile

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• Manufacturer:Cisco
• Address:

  170 W. Tasman Dr. San Jose, CA 95134

• Phone: 800-553-6387
• Email: tac@cisco.com

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