CISCO 1721-ADSL 1 x 10/100Base-TX LAN 1 x ADSL WAN-Fast Ethernet-Desktop

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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.
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Cisco1721

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GENERAL
Device Type Router
Enclosure Type Desktop - modular
Connectivity Technology Wired
Data Link Protocol Ethernet, Fast Ethernet
Network / Transport Protocol TCP/IP, L2TP, RSVP, IPSec, L2F
Routing Protocol OSPF, HSRP, NHRP
Remote Management Protocol SNMP, RMON, Telnet
Encryption Algorithm Triple DES, IKE
Authentication Method RADIUS, PAP, CHAP, X.509 certificates, TACACS+
Features Modular design, full duplex capability, firewall protection, auto-sensing per device, IP-routing, DHCP support, NAT support, VPN support, auto-negotiation, VLAN support, traffic shaping, Stateful Packet Inspection (SPI), DoS attack prevention, manageable, Low-latency queuing (LLQ), Weighted Fair Queuing (WFQ), Access Control List (ACL) support
Compliant Standards IEEE 802.3, IEEE 802.3u, IEEE 802.1Q, FCC Class B certified, ETSI, CSA, CTR 21, CISPR 22 Class B, EN 60950, EN55022, IEC 61000-3-2, IEC 61000-4-11, IEC 61000-4-2, IEC 61000-4-4, IEC 61000-4-5, UL 1950, VCCI-II, CSA 22.2 No. 950, EN55022 Class B, FCC Part 15 B, AS/NZS 3260, EN 61000-4-4, EN 61000-4-2, AS/NZ 3548 Class A, EN 61000-4-5, EN 60555-2
RAM 64 MB (installed) / 128 MB (max)
Flash Memory 32 MB (installed) / 32 MB (max)
Status Indicators Link activity, collision status, power
DIMENSIONS & WEIGHT
Width 28.4 cm
Depth 22.1 cm
Height 7.9 cm
Weight 1.2 kg
MISCELLANEOUS
Cables Included 1 x serial adapter
1 x serial cable
POWER
Power Device External power adapter
Voltage Required AC 120/230 V (50/60 Hz)
Power Consumption Operational 20 Watt
ENVIRONMENTAL PARAMETERS
Min Operating Temperature 0 °C
Max Operating Temperature 40 °C
Humidity Range Operating 10 - 85%
EXPANSION / CONNECTIVITY
Interfaces 1 x 10Base-T/100Base-TX - RJ-45 - 1
Management: 1 x auxiliary - RJ-45 - 1
Management: 1 x console - RJ-45 - 1
Expansion Slots 2 (total) / 2 (free) x WIC
1 (total) / 1 (free) x memory
1 (total) / 1 (free) x expansion slot
Installed Modules Qty (Max) 0 (installed) / 3 (max)
SOFTWARE / SYSTEM REQUIREMENTS
OS Provided Cisco IOS
Software Included Drivers & Utilities
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CISCO 1721-ADSL 1 x 10/100Base-TX LAN 1 x ADSL WAN-Fast Ethernet-Desktop

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