<s>
Arbitration	B-Protocol
inter-frame	I-Protocol
spacing	I-Protocol
(	O
AIFS	O
)	O
,	O
in	O
wireless	B-Architecture
LAN	I-Architecture
communications	O
,	O
is	O
a	O
method	O
of	O
prioritizing	O
one	O
Access	O
Category	O
(	O
AC	O
)	O
over	O
the	O
other	O
,	O
such	O
as	O
giving	O
voice	O
or	O
video	O
priority	O
over	O
email	O
.	O
</s>
