Hardware  >   Communications Hardware  >   Telecommunications Hardware  >  

Channel Service Units/Data Service Units

RSS Feed    Add to Google    Add to My Yahoo!
ALSO CALLED: DSU/CSU, CSU, Digital Service Units, CSU/DSU, Data Service Units, DSU, Channel Service Units
DEFINITION: A CSU/DSU (Channel Service Unit/Data Service Unit) is a hardware device about the size of an external modem that converts a digital data frame from the communications technology used on a local area network (LAN) into a frame appropriate to a wide-area network (WAN) and vice versa. For example, if you have a Web business from your own home and have leased a digital line (perhaps a T-1 or fractional  … 
Definition continues below.
Channel Service Units/Data Service UnitsIT Downloads (View All Report Types)
1 Match
Increase security and ROI: The benefits of Intel vPro technology
sponsored by Intel
PRODUCT DEMO: Significantly improve your company’s IT security and ROI with the all new 2010 Intel® Core™ vPro™ processor family.
Posted: 28 Apr 2010 | Premiered: 28 Apr 2010

Intel
1 Match
 
CHANNEL SERVICE UNITS/DATA SERVICE UNITS DEFINITION (continued): …  T-1 line) to a phone company or a gateway at an Internet service provider, you have a CSU/DSU at your end and the phone company or gateway host has a CSU/DSU at its end. The Channel Service Unit (CSU) receives and transmits signals from and to the WAN line and provides a barrier for electrical interference from either side of the unit. The CSU can also echo loopback signals from the phone company for testing purposes. The Data Service Unit (DSU) manages line control, and converts input and output between RS-232C, RS-449, or V.xx frames from the LAN and the time-division multiplexed (TDM) DSX … 
Channel Service Units/Data Service Units definition sponsored by SearchNetworking.com, powered by WhatIs.com an online computer dictionary

About TechTarget:

TechTarget provides enterprise IT professionals with the information they need to perform their jobs - from developing strategy, to making cost-effective IT purchase decisions and managing their organizations' IT projects - with its network of technology-specific Web sites, events and magazines

All Rights Reserved, Copyright 2000 - 2014, TechTarget | Read our Privacy Statement