Question
1. DNS uses UDP instead of TCP. If a DNS packet is lost, there is no automatic recovery. Does this cause a problem, and if
1. DNS uses UDP instead of TCP. If a DNS packet is lost, there is no automatic recovery. Does this cause a problem, and if so, how is it solved?
2. Suppose that someone sets up a vacation reply and sends a message before logging out. Unfortunately, the recipient has also set up a vacation reply message. What will happen in this case? Will the canned replies keep on going back and forth until someone returns?
3. When web pages are sent out, they are prefixed with MIME headers. why?
4. Does VoIP have same the problems with the firewall that streaming audio has?
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Foundations of Financial Management
Authors: Stanley Block, Geoffrey Hirt, Bartley Danielsen, Doug Short, Michael Perretta
10th Canadian edition
1259261018, 1259261015, 978-1259024979
