<s>
Slot	B-Protocol
time	I-Protocol
is	O
a	O
concept	O
in	O
computer	B-Architecture
networking	I-Architecture
.	O
</s>
<s>
It	O
is	O
at	O
least	O
twice	O
the	O
time	O
it	O
takes	O
for	O
an	O
electronic	O
pulse	O
(	O
OSI	B-Application
Layer	I-Application
1	I-Application
-	O
Physical	O
)	O
to	O
travel	O
the	O
length	O
of	O
the	O
maximum	O
theoretical	O
distance	O
between	O
two	O
nodes	O
.	O
</s>
<s>
In	O
CSMA/CD	O
networks	O
such	O
as	O
Ethernet	O
,	O
the	O
slot	B-Protocol
time	I-Protocol
is	O
an	O
upper	O
limit	O
on	O
the	O
acquisition	O
of	O
the	O
medium	O
,	O
a	O
limit	O
on	O
the	O
length	O
of	O
a	O
packet	O
fragment	O
generated	O
by	O
a	O
collision	O
,	O
and	O
the	O
scheduling	O
quantum	O
for	O
retransmission	O
.	O
</s>
<s>
Since	O
a	O
pulse	O
's	O
runtime	O
will	O
never	O
exceed	O
slot	B-Protocol
time	I-Protocol
(	O
the	O
maximum	O
theoretical	O
time	O
for	O
a	O
frame	O
to	O
travel	O
a	O
network	O
)	O
,	O
the	O
network	B-Protocol
interface	I-Protocol
controller	I-Protocol
,	O
or	O
NIC	O
waits	O
a	O
minimum	O
of	O
slot	B-Protocol
time	I-Protocol
before	O
retransmitting	O
after	O
a	O
collision	O
happened	O
,	O
in	O
order	O
to	O
allow	O
any	O
pulse	O
that	O
was	O
initiated	O
at	O
the	O
time	O
that	O
the	O
waiting	O
NIC	O
was	O
requested	O
to	O
send	O
,	O
to	O
reach	O
all	O
other	O
nodes	O
.	O
</s>
<s>
Some	O
times	O
for	O
Ethernet	O
slot	B-Protocol
time	I-Protocol
include	O
:	O
</s>
<s>
Since	O
slot	B-Protocol
time	I-Protocol
is	O
the	O
time	O
required	O
to	O
wait	O
for	O
the	O
medium	O
to	O
be	O
free	O
from	O
transmissions	O
,	O
there	O
is	O
no	O
time	O
required	O
to	O
wait	O
for	O
full-duplex	O
transmissions	O
.	O
</s>
<s>
See	O
DIFS	O
for	O
information	O
on	O
802.11x	O
slot	B-Protocol
times	I-Protocol
.	O
</s>
