Chapter 4: Additional Information
52
Illustrations
contained
in
this
document
are
for
representation
only.
Glossary
10BaseT
–
Unshielded,
twisted
pair
cable
with
an
RJ
‐
45
connector,
used
with
Ethernet
LAN
(Local
Area
Network).
"10"
indicates
speed
(10
Mbps),
"Base"
refers
to
baseband
technology,
and
"T"
means
twisted
pair
cable.
Authentication
‐
The
process
of
verifying
the
identity
of
an
entity
on
a
network.
DHCP
(Dynamic
Host
Control
Protocol)
–
A
protocol
with
which
allows
a
server
to
assign
IP
addresses
dynamically
to
hosts
on
the
fly.
DOCSIS
(Data
Over
Cable
Service
Interface
Specifications)
–
A
project
with
the
objective
of
developing
a
set
of
necessary
specifications
and
operations
support
interface
specifications
for
cable
modems
and
associated
equipment.
Ethernet
card
–
A
plug
‐
in
circuit
board
installed
in
an
expansion
slot
of
a
personal
computer.
The
Ethernet
card
(sometimes
called
a
Network
Interface
Card
or
NIC)
takes
parallel
data
from
the
computer,
converts
it
to
serial
data,
puts
it
into
a
packet
format,
and
sends
it
over
the
10BaseT
or
100BaseT
LAN
cable.
F
Connector
–
A
type
of
coaxial
connector,
labeled
CABLE
IN
on
the
rear
of
the
cable
modem
that
connects
the
modem
to
the
cable
system.
HTTP
(HyperText
Transfer
Protocol)
–
Invisible
to
the
user,
HTTP
is
used
by
servers
and
clients
to
communicate
and
display
information
on
a
web
browser.
Hub
–
A
device
used
to
connect
multiple
computers
to
the
cable
modem.
IP
Address
–
A
unique,
32
‐
bit
address
assigned
to
every
device
in
a
network.
An
IP
(Internet
Protocol)
address
has
two
parts:
a
network
address
and
a
host
address.
This
modem
receives
a
new
IP
address
from
your
cable
operator
via
DHCP
each
time
it
goes
through
Initialization
Mode.
Key
exchange
‐
The
swapping
of
mathematical
values
between
entities
on
a
network
in
order
to
allow
encrypted
communication
between
them.
MAC
Address
–
The
permanent
"identity"
for
a
device
programmed
into
the
Media
Access
Control
layer
in
the
network
architecture
during
the
modem’s
manufacturing.
NID
‐
Network
Interface
Device,
the
interconnection
between
the
internal
house
telephone
wiring
and
a
conventional
telephone
service
provider’s
equipment.
These
wiring
connections
are
normally
housed
in
a
small
plastic
box
located
on
an
outer
wall
of
the
house.
It
is
the
legal
demarcation
between
the
subscriber’s
property
and
the
service
provider’s
property.
PacketCable
–
A
project
with
the
objective
of
developing
a
set
of
necessary
telephony
specifications
and
operations
support
interface
specifications
for
cable
modems
and
associated
equipment
used
over
the
DOCSIS
‐
based
cable
network.
PSTN
(Public
Switched
Telephone
Network)
–
The
worldwide
voice
telephone
network
which
provides
dial
tone,
ringing,
full
‐
duplex
voice
band
audio
and
optional
services
using
standard
telephones.
Provisioning
‐
The
process
of
enabling
the
Media
Terminal
Adapter
(MTA)
to
register
and
provide
services
over
the
network.
Summary of Contents for TCG220
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