Chapter 16 689
30
What problems can be experienced in running a voice over data network with no QoS?
"Choppy" or unintelligible voice.
Gaps in speech.
Disconnected calls.
Poor caller inactivity.
31
What conditions exist on a data network that would be intolerable for voice traffic?
Bursty data flow.
Network outages.
Delay based on changes in network condition.
32
True or false: Fax calls are less sensitive to latency than voice calls.
False. A fax call expects a response from the receiving machine. If it does not receive that
call in a specified time frame, it retransmits the whole call.
87200333.book Page 689 Wednesday, August 22, 2001 1:41 PM