<s>
Netgear	B-Protocol
Switch	I-Protocol
Discovery	I-Protocol
Protocol	I-Protocol
(	O
NSDP	O
)	O
is	O
a	O
management	O
protocol	O
for	O
several	O
network	O
device	O
families	O
,	O
designed	O
by	O
Netgear	O
.	O
</s>
<s>
Message	O
body	O
records	O
are	O
type	B-Protocol
–	I-Protocol
length	I-Protocol
–	I-Protocol
value	I-Protocol
(	O
TLV	O
)	O
structures	O
.	O
</s>
<s>
Device	O
firmware	O
update	O
is	O
made	O
with	O
TFTP	B-Device
protocol	O
,	O
but	O
you	O
need	O
to	O
send	O
NSDP	O
request	O
to	O
turn	O
on	O
TFTP-server	O
first	O
.	O
</s>
