<s>
SMART	B-Protocol
Multicast	I-Protocol
is	O
an	O
experimental	O
method	O
of	O
Secure	O
Reliable	O
IP	O
Multicast	O
.	O
</s>
<s>
Like	O
MFTP	O
,	O
SMART	B-Protocol
Multicast	I-Protocol
is	O
a	O
wrapper	O
that	O
runs	O
on	O
top	O
of	O
IP	O
Multicast	O
,	O
taking	O
advantage	O
of	O
IP	O
Multicast	O
's	O
efficiency	O
.	O
</s>
<s>
SMART	B-Protocol
Multicasts	I-Protocol
are	O
secure	O
,	O
reliable	O
and	O
provide	O
for	O
bi-directional	O
feedback	O
.	O
</s>
<s>
SMART	O
supports	O
an	O
MBONE	B-Protocol
like	O
implementation	O
multicast	O
between	O
sites	O
through	O
the	O
use	O
of	O
dynamically	O
allocated	O
Multicast	O
tunnels	O
.	O
</s>
<s>
Unicast	B-Protocol
:	O
The	O
most	O
common	O
concept	O
of	O
an	O
IP	O
address	O
is	O
a	O
unicast	B-Protocol
address	I-Protocol
.	O
</s>
<s>
Broadcast	B-Operating_System
:	O
Sending	O
data	O
to	O
all	O
possible	O
destinations	O
.	O
</s>
<s>
For	O
example	O
,	O
to	O
send	O
to	O
all	O
addresses	O
within	O
a	O
network	O
with	O
the	O
prefix	O
192.0.2	O
,	O
the	O
directed	O
broadcast	B-Operating_System
IP	O
address	O
is	O
192.0.2.255	O
.	O
</s>
<s>
Multicast	O
:	O
A	O
multicast	B-Protocol
address	I-Protocol
is	O
associated	O
with	O
a	O
group	O
of	O
interested	O
receivers	O
.	O
</s>
<s>
Anycast	B-Protocol
:	O
Like	O
broadcast	B-Operating_System
and	O
multicast	O
,	O
anycast	B-Protocol
is	O
a	O
one-to-many	O
routing	O
topology	O
.	O
</s>
<s>
Anycast	B-Protocol
is	O
useful	O
for	O
balancing	O
data	O
loads	O
.	O
</s>
<s>
It	O
is	O
used	O
in	O
DNS	B-Protocol
and	O
UDP	B-Protocol
.	O
</s>
