what is ISDN & its features

Question Posted / anand_gupta112001

2 Answers
4632 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

what is ISDN & its features..

Answer / anand_gupta112001

Features of ISDN:
1) Uses Digital Signal
2) Uses Existing telephone wiring
3) Charges are generally based on the duration of call (How)
long the WAN link was used)
4) Alternate to using leased lines
5) Can transport many types of Network traffic (Voice, Data,
Video, Text, Graphics etc)
6) Faster Data transfer rate than modems
7) Faster Call setup than Modems

ISDN Components:

Terminal Equipment type 1 (TE1)
*ISDN compatible device (Router with ISDN Interface)
*TE1s connect to the ISDN network through a four-wire,
twisted-pair digital link
Terminal Equipment type 2 (TE2)
*ISDN Non-compatible devices.
*Will require a terminal adapter.
Terminal Adapter (TA)
*Converts standard electrical signals into the form
used by ISDN
*Needed for connection with TE2 devices
*The ISDN TA can be either a standalone device or a
board inside the TE2

Network termination type 1 (NT1)
*Network-termination devices that connect the four-
wire Subscriber wiring to the conventional two-wire local
loop
*Is a customer premises equipment (CPE) device
(North America)

Network termination type 2 (NT2)
*Intelligent device that performs switching &
concentrating.
*Provides multiple ISDN interfaces on an ISDN line.
The NT2 may be as simple as a bridging device
connected to an NT1 unit or it may be as complicated
as a PBX (Private Branch exchanges)

Is This Answer Correct ?

4 Yes

0 No

what is ISDN & its features..

Answer / jitender singh

ISDN is expand as integrated switch digital network.

isdn lines are used for data as well as voice communication
in govt sectot & private sector both.

Is This Answer Correct ?

1 Yes

1 No

Post New Answer

More Electronics Communications Interview Questions

Tell me why the shape of op-amp is triangular not other shape?

0 Answers

What is meant by bcd code?

0 Answers

Hr round and technical

0 Answers Hindalco,

Is a hole a fundamental particle in an atom?