What is the function of a data service unit? What will be an ...

[stephzh]

What is the function of a data service unit?
 
  What will be an ideal response?

Question 2

Provision for digital signatures is a security feature addressed by cryptographic methods.
 
  Indicate whether the statement is true or false

[jackie]

Answer to Question 1

The job of the data service unit (DSU) is to convert signals from the connecting device, again, usually a bridge, router, or PBX, into the type of digital signal, usually bipolar, required by the leased line. The CSU/DSU can be configured to provide channeled or unchanneled services.

Answer to Question 2

TRUE

[stephzh]

Thanks for the timely response, appreciate it

[elyse44]

Excellent