Study tips CN0-201

Which of the following layers of the OSI model manages communication between communication entities in a network?

What will he do to accomplish these tasks? Each correct answer represents a part of the solution

Which of the following provides users the ability to consistently access multiple message types through a single user interface?

Which of the following is a method of displaying multiple parties in a video conference?

All of the following components are required for a softphone end-point except for which one?

Which of the following is a signaling protocol?

What is the data rate of a BRI D channel?

What effect will this have on voice quality?

What is the bit rate of digitized voice using Pulse Code Modulation (PCM)?

Which of the following problems in a PSTN circuit can cause noise and thus reduces call quality?