1.
Answer
a.
What are the
tools used
together to remove jitter at the receiver?
b.
In the
context of the
adaptive playout mechanism, what are the terms di and vi
and how are they calculated? (use underscore to specify subscript. For
example
d_i for di )
c.
In adaptive
playout, how
do you find out if a packet is the first packet in a talk spurt?
d.
How do you
choose q in the constant
playout delay mechanism?
e.
What are the
two Forward
Error Correction mechanisms? Compare the playout delay introduced by
the two
mechanisms.
f.
Interleaving
is not a
suitable error handling method for interactive apps like Internet
Phone, why?
g.
How does the
leaky
bucket mechanism help in regulating the traffic from a source?
2.
Answer
a.
End-to-end
delay values
of greater than 150 ms result in unintelligible voice communication (true
or
false).