CompTIA A+ 220-1101 Practice Question
A company's employees are experiencing poor audio quality during VoIP calls, with voices breaking up irregularly. The network technician finds no significant packet loss and adequate bandwidth. What is the MOST likely cause of the voice quality issues?
The network interface cards (NICs) are faulty
The signal strength for the wireless phones is low.
The network is experiencing jitter.
The firmware on the router is outdated.