Week11 group H

1. How Circuit-Switched
Digital Networks Work
1.What is Circuit-Switched?
2.About the dial-up router
3.Feature of a switching matrix
4.High-speed intraswitch trunk

2. What is Circuit-Switched?
●It is a
telecommunications
technology by which two
network nodes establish a
dedicated communications
channel connecting them.

3. About the dial-up router
● Dial-up is a from of
Internet access that uses
the facilities of the
public switched
telephone network to
establish a dialed
connection to an
Internet service
provider via telephone
lines.

4. Feature of a switching matrix
● Switching bandwidth
from DC to 500 MHz
● Matrix configurations
determined by
terminal blocks
● Ideal for flexible,
high-channel-count
applications
etc...

5. High-speed intraswitch trunk
● There is a high-
speed intraswitch
trunk which enable
to do a fiber-optic
link operating at a
minimum of 45
megabits per
second.

6. References
Wikipedia
--http://ja.wikipedia.org/wiki/
NATIONAL INSTRUMENTS
--http://sine.ni.com/