<s>
IP	B-Protocol
shuffling	I-Protocol
is	O
the	O
ability	O
to	O
set	O
up	O
a	O
call	O
path	O
between	O
two	O
IP	B-Protocol
endpoints	O
by	O
rerouting	B-Protocol
the	O
voice	O
channel	O
away	O
from	O
the	O
usual	O
TDM	B-Protocol
bus	O
connection	O
and	O
creating	O
a	O
direct	O
IP-to-IP	O
connection	O
.	O
</s>
<s>
IP	B-Protocol
shuffling	I-Protocol
saves	O
resources	O
like	O
TDM	B-Protocol
bus	O
time	O
slots	O
and	O
media	O
channels	O
and	O
improve	O
voice	O
quality	O
by	O
eliminating	O
unnecessary	O
codec	B-General_Concept
conversions	O
.	O
</s>
<s>
To	O
enable	O
IP	B-Protocol
shuffling	I-Protocol
there	O
must	O
be	O
at	O
least	O
one	O
common	O
codec	B-General_Concept
between	O
the	O
two	O
point-to-point	B-Architecture
IP	B-Protocol
endpoints	O
.	O
</s>
<s>
IP	B-Protocol
shuffling	I-Protocol
can	O
take	O
place	O
not	O
only	O
inside	O
of	O
a	O
system	O
but	O
also	O
between	O
multiple	O
systems	O
.	O
</s>
<s>
IP	B-Protocol
shuffling	I-Protocol
will	O
tear	O
down	O
each	O
call	O
leg	O
and	O
re-establish	O
a	O
point-to-point	B-Architecture
connection	I-Architecture
with	O
the	O
new	O
calling	O
party	O
each	O
time	O
the	O
call	O
gets	O
transferred	O
,	O
saving	O
valuable	O
system	B-General_Concept
resources	I-General_Concept
.	O
</s>
<s>
IP	B-Protocol
shuffling	I-Protocol
is	O
particularly	O
useful	O
in	O
a	O
multi	O
call	O
center	O
environment	O
.	O
</s>
<s>
Should	O
IP	B-Protocol
shuffling	I-Protocol
not	O
be	O
enabled	O
,	O
the	O
call	O
would	O
be	O
hair-pinning	O
or	O
tromboning	O
through	O
the	O
Berlin	O
call	O
center	O
to	O
Cape	O
Town	O
,	O
utilizing	O
valuable	O
Berlin	O
media	O
processing	O
resources	O
for	O
the	O
duration	O
of	O
the	O
call	O
.	O
</s>
<s>
With	O
IP	B-Protocol
shuffling	I-Protocol
enabled	O
the	O
call	O
leg	O
between	O
the	O
customer	O
and	O
the	O
Berlin	O
call	O
center	O
is	O
torn	O
down	O
and	O
a	O
direct	O
connection	O
to	O
the	O
IP	B-Protocol
agent	O
sitting	O
in	O
Cape	O
Town	O
is	O
established	O
using	O
IP	B-Protocol
shuffling	I-Protocol
.	O
</s>
