Ethernet Connections; Serial Connections - Cisco AGS+ Hardware Installation And Maintenance

Ethernet Connections

maximum
The
transmission
for voice
fixed spacing
the
the
lists
hub
and
Table
Transmission
10Mbps
Connections
Serial
As
with
the lower
baud
Table
Baud
2400
4800
9600
19200
38400
56000
Balanced
standard
Table
Baud
2400
4800
9600
19200
38400
56000
Tl
The
distance
recommended
these
problems howeverzexceeding
distances Ethernet
for
used The
cable unshielded
but may incur problems
transmission
between
connections
IEEE
recommendations
for
VIP Maximum
2-4 Ethernet
Max
Speed Station-to-Hub
328 100
lOBaseT
all systems
signaling serial
baud
the the greater
rate
and
distance for RS-232
rate
Standard RS-232 Transmission
2-5 IEEE
Distance Feet Distance
Rate
200 60
100 30
50
15
25
7.6
12
3.7
8.6 2.6
RS-449
allow
drivers
signals
between baud
relationship
Standard RS-449 Transmission
2-6 IEEE
Feet
Rate Distance Distance
4100 1250
2050 625
1025 312
513 156
256 78
102 31
50 15
RS-449
limits for listed
maximum
distances
common
RS-449
In
practice
these
network and
segments
UTP
twisted-pair cabling
data rates
lO-Mbps
at
with
that
is necessary
maximum
between
the distances
Transmission Distances
Distance
limited distance
can
travel
signals
the distance
Table 2-5
lists
signals
Versus Distance
Speed
Meters
greater distances than
to travel
RS-449
and distance
rate for
Versus Distance
Speed
Meters
2-6
which
Table
in are
You
can good
get results
and
2-Mbps
supports rates
maximum
distances not
is
Network Connection
connections on the type of
depend
lOBaseT
used with
UTP
does
not require
cabling
the coax-type connections
lOBaseT
connection
station
rate
at any given
standard
the relationship
RS-232
Table 2-6
signals
and X.21
valid for V.35
also
and
distances greater than
far
at rates
Mbps without
V.35
supports
recommended
Preparing
Preparation
suitable
is
Table 2-4
Generally
between
the
lists
are
any
for Installation 2-9