ADC Kentrox 72681 DataSMART 681 DSU/CSU


The DataSMART 681 Frame Monitoring DSU/CSU is the ideal entry to managed Frame Relay solutions. It provides stabile, remote office interconnection or Internet access at an economical price. The DataSMART 681 data service unit (DSU) provides network access to digital data service (DDS) at speeds of 56 or 64 kbps. It monitors end-to-end Frame Relay performance, including Virtual Circuit (VC) statistics, utilization, and network delays. It is compatible with the T1/FT1 Frame Monitoring DataSMART DSUs. The DataSMART 681 DSU is typically managed in-band through the DDS network inter-face or through the data port. The DataSMART 681 can also be used to provide access for traditional leased-line DDS services. With a few simple configuration changes, the same unit can later monitor Frame Relay services

This ADC Kentrox 72681 DataSMART 681 DSU/CSU is in refurbished condition and is fully guaranteed by our 90-day warranty. Please feel free to contact us regarding our inventory of refurbished ADC Kentrox networking equipment, or if you have any additional questions regarding this 72681 DataSMART 681 DSU/CSU.

United States of America Shipping


Orders for this ADC Kentrox 72681 unit which qualify for Free Super-Saver Shipping are shipped at our discretion via the lowest cost method. We use FedEx, UPS, and US Postal Service as shipping carriers. We cannot ship this ADC Kentrox 72681 within the USA by billing directly to your shipper account number. All shipping charges must be pre-paid at checkout.


International / Foreign Shipping


ADC Kentrox 72681 DataSMART 681 DSU/CSU units which are shipped internationally have a mandatory 4-10 business day security holding period between payment being received and shipment processing. This security policy is to allow funds to fully clear our bank account. International transport costs can be charged directly to your FedEx or UPS account number. We cannot ship internationally using your TNT account number; however you can coordinate with TNT to have them pick up the shipment from our location.


Expedited and Rush Shipping can usually provide expedited (1 or 2 day shipping) for ADC Kentrox products; however there is an additional rush fee per unique ADC Kentrox 72681 DataSMART 681 DSU/CSU unit in addition to the product cost and expedited carrier shipping charges. If we can offer expedited shipping for an item, expedited shipping costs will be shown at checkout. If we cannot provide expedited shipping for an item, then you will not be presented with these options during the cart checkout process.

  • Manufacturer: ADC Kentrox
  • Part Number: 72681
  • Units in Stock: 100
  • Condition: Refurbished
  • Warranty: 90 Days
  • Description: ADC Kentrox 72681 DataSMART 681 DSU/CSU

  • Usually ships within 3 business days.
    Overnight and expedited shipping services available.
  • Price: $10.95