Cisco 7000 Series Hardware Installation And Maintenance page 57

Site
Requirements
Ethernet Connections
maximum
The
transmission
lOBase2
transmission
Network
specific
intervals
in
single
Table
Parameter
Cable diameter
Max
Max
Mi
connection
The
unshielded
incur
may
between
maximum
connections
Token
Currently
networks
shielded
connections
of cabling
Fiber
FDDI
The
Table
because
500
stations
Table
Transceiver
Single-mode
Multimode
Serial
As
with
generally
relationship
Cisco
2-6 Hardware
7010 Installation
distances Ethernet
for
used
cable 0.4-inch
or unshielded
twisted-pair
Baseband
medium
connections the coaxial
to
intervals Table 2-1 lists the
which must be placed
at they
network
Connection
2-1 Ethernet Coaxial
length
segment
connections
taps
per segment
tap
spacing
UTP
twisted-pair
problems 10-Mbps transmission
at
connections
that
is
necessary
328
distance of 100
feet
Connections
Ring
maximum
there no transmission
is
Shielded
twisted-pair cabling
or unshielded
twisted-pair cabling
remember
that
twisted-pair cabling
network
so plan the total
FDDI
Connections
maximum
standard
the
sets
maximum
2-2 The
circumference
of signal
wrapping or loopback
Both and multimode
single-mode
Maximum
FDDI Transmission
2-2
Max
Distance Between
Type
up
6.2 miles to 10
up
1.2 miles
to
Connections
serial
all systems
signaling
baud
the slower the
rate
between baud and
rate
and Maintenance
network
and
connections
segments
diameter coaxial l0Base5
lOBaseT
The lOBaseNis
term
and maximum
the cable
is
network
cables
are into
tapped
maximum
number
of connections
maximum
of four repeaters can
Transmission
Limits for
1O-Mbps
lOBase5
cm
0.4
1640 500
100
82
in
2.5
lOBaseT
used with
cabling
UTP
rates
wiring
with the coaxial-type connections
meters between
connection
station
distance defined
used
most commonly
is
used of
for
is rates
more
is
susceptible
and
length repeater spacing
between
distances
stations
FDDI
of the
network
correction
fault
during
transceiver
types provide
Distances
Stations
1cm
km
can limited distance
travel
signals
the distance Table
greater the
distance for
RS-232
signals
on
the type of
depend
0.25-inch diameter coaxial
10Mbps
an abbreviation
for
meters
hundreds of
in
length
segment and must
be
spaced
taps
segment
per
be used
to link
segments
lOBase2
cm
0.25 0.6
200
656
30
1.64
0.5
for voice
is suitable transmission
does not require fixed spacing
the
IEEE
recommends
hub lOBaseT
and for
IEEE
802.5
for Token Ring
and
of 16 Mbps
for
rates
and
Mbps When
planning
interference
than other types
to
accordingly
shown
the
to fiber lengths
half distance
only the specified
is
maximum
The
standard allows
dB
of
11
power
optical
bit
at
given rate
any
shows the standard
2-3
at
and the
but
either
your
in
of