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NWay Protocol A network protocol that can automaticall
y
ne
g
otiate the
hi
g
hest possible transmission speed between two
devices.
P
PING Packet Internet Groper, a utilit
y
used to determine
whether a specific IP address is accessible. It functions
by
sendin
g
a packet to the specified address and waits
for a repl
y
. It is primaril
y
used to troubleshoot Internet
connections.
PPPoE Point-to-Point Protocol over Ethernet. PPPoE is a
specification for connectin
g
the users on an Ethernet to
the Internet throu
g
h a common broadband medium,
such as DSL or cable modem. All the users over the
Ethernet share a common connection.
Protocol Communication on the network is
g
overned b
y
sets of
rules called protocols. Protocols provide the
g
uidelines
devices use to communicate with each other, and thus
the
y
have different functions. Some protocols are
responsible for formattin
g
and presentin
g
and
p
resentin
g
data that will be transferred from file server
memory to the file server’s net work adapter Others are
responsible for filterin
g
information between networks
and forwardin
g
data to its destination. Still other
p
rotocols dictate how data is transferred across the
medium, and how servers respond to workstation
requests and vice versa. Common network protocols
responsible for the presentation and formattin
g
of data
for a network operatin
g
s
y
stem are the Internetwork
Packet Exchan
g
e (IPX) protocol or the Internet
Protocol (IP). Protocols that dictate the format of data