Cisco 1721 - 1721 Router



1 in stock


Software Included Drivers and Utilities
OS Provided Cisco IOS
Interfaces 1 x 10Base-T/100Base-TX - RJ-45 - 1 Management: 1 x auxiliary - RJ-45 - 1 Management: 1 x console - RJ-45 - 1
Installed Modules Qty (Max) 0 (installed)/ 3 (max)
Expansion Slot(s) 2 (total)/ 2 (free) x WIC 1 (total)/ 1 (free) x memory 1 (total)/ 1 (free) x expansion slot
Expansion Slots 2 (total)/ 2 (free) x WIC 1 (total)/ 1 (free) x memory 1 (total)/ 1 (free) x expansion slot
Connectivity Technology Wired
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, manage
Status Indicators Link activity, collision status, power
Enclosure Type Desktop - modular
Device Type Router
Compliant Standards IEEE 802.3, IEEE 802.3u, IEEE 802.1Q
Network/ Transport Protocol TCP/IP, L2TP, RSVP, IPSec, L2F
Data Link Protocol Ethernet, Fast Ethernet
Authentication Method RADIUS, PAP, CHAP, X.509 certificates, TACACS+
Remote Management Protocol SNMP, RMON, Telnet
RAM 64 MB (installed)/ 128 MB (max)
Flash Memory 32 MB (installed)/ 32 MB (max)
Routing Protocol OSPF, HSRP, NHRP
Encryption Algorithm Triple DES, IKE
Depth 8.7 in
Weight 2.6 lbs
Height 3.1 in
Width 11.2 in
Cables Included 1 x serial adapter 1 x serial cable
Power Consumption Operational 20 Watt
Voltage Required AC 120/230 V ( 50/60 Hz )
Power Device Power adapter - external
Min Operating Temperature 32 F
Max Operating Temperature 104 F
Humidity Range Operating 10 - 85%
Product Description Cisco 1721 Modular Access Router - router - desktop
Power AC 120/230 V ( 50/60 Hz )
Dimensions (WxDxH)~11.2 in x 8.7 in x 3.1 in 1
Cisco 1721 Modular Access Router. Powered By Cisco Ios, The Cost Effective Cisco 1721 (Cisco1721) Provides Wan Access Optios, High-Quality Routing Service, Vlan Routing, And Vpn Access With Firewall Technology Option.
The Cisco1721 Is A Solid Modular
Weight 3
Height 3.1
Width 11.2
Length 8.7

You must receive a Return of Merchandise Authorization (RMA) number before will process your return. You may return a defective or non-defective product up to 30 days from the date on your invoice. Returns will not be accepted after this 30-day period.

In the event that you “do not like” or “ordered the wrong product,” a return is possible as long as you bear all shipping costs plus a 20% restocking fee. 

If a product you ordered is defective, please submit your RMA request through our Help Center.

Credits are usually issued within 2 weeks of receipt of a returned item. offers the following return option:

  • Return for credit: For refund to your credit card account on items that are not damaged, defective or incorrectly shipped, they must be FACTORY SEALED in new condition and must include original packaging with all manuals, accessories, and warranty cards unmarked. Incomplete non-defective product returns will not be accepted. Shipping cost is not refundable. If for any reason the manufacturer refuses to accept the return we will let you know that a return is not possible. We will process returns only as allowed by the individual manufacturer or distributor. Some products are not returnable at all. For example, memory/RAM, CPU's and most IBM, HP/Compaq, Sun, Nortel and Cisco products and only defective replacements are allowed. If the manufacturer or distributor will not accept the return there is nothing we can do for you. The customer may contact the manufacturer directly to get an authorization number or process the return/replacement.

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