Cisco 7000 Series Hardware Installation And Maintenance page 71

Preparing Network Connections
All information
be programmed
can
and some
affecting
All TRIP
ports
configuration
and
use the configuration
ring-speed
configuration
Ring
refer
FDD
Connector
Equipment
Fiber-optic
The FIP
combination
be connected
and
secondary
description
equipment
Media
FDDI
FDDI
multimode
through
relatively
has
Although multimode
the
different
limits
of the single-mode
path
greater cable
LEDs
sustaining
signal
FDW
Transceivers and Cable
The PIP
See
Figure
cable
Figure
Cisco 7010 Hardware
2-20
Installation
Token Ring network
in
check
problems and
for
to
contain
so
bypass relays
network
on
traffic the
both
and
ports support
for Mbps and
is
operation
commands
in
the configuration
command
To
enable and disable early token
command
early
Connections
in Chapter
the related software
to
configuration
HP
on
transceivers the
both
single-mode
supports
two Both
of the
types
Class Class
to
or
Class
rings
is
and
of Class and
two
networks types of
use
fiber-optic
Mode
the angle
refers to
core which
the
fiber
optical
thick
core
62.5/125-micron
narrow to
core 8.7 10/125-micron
allows
fiber
create multiple propagation
angles
which be
the data
rate can
at
signal therefore
multimode
run distances
that
and
as source
single-mode
light
Both
data
faster rates types use
into electrical
signals
Connectors
interface
uses simplex
single-mode
The
2-9
connector
accepts
The
interface
single-mode supports
2-9 FOOl Network
Single-Mode
and Maintenance
MSAUs
seen active
is by
remove
automatically
that remove
you can
selectively
Mbps and
16 early token
operation
token release disabled
early
mode
To
enable
16
return
ring-speed to to
release specify
token For examples
release
For and examples
complete descriptions
documentation
between
direct interface
provide
and multimode
transceivers
transceiver
types provide
station Class dual-attach
is
SAS
with
station
single-attach
DASs SASs
and
of follows the descriptions
cable
single-mode
which
signals
at
light rays
the
acts as waveguide for
that reflects
light
rays
that
allows the
light
more
enter
signals to at
light
cause
that
paths
received This
distortion
accurately
single-mode fiber is
multimode
fiber In
addition
transmitters use
laser
detector
photodiode
FC-type connectors
standard 8.7 10/125-micron
to
connections distances
at
FC Type
Connectors
Interface
MAUs
Some
or of these devices
from
problem
stations
from
ring without
stations the
The
release default
Both
enabled with
states are
Mbps
16
specify the
slot/port
command
Mbps
operation use the
the address and
slot/port
of these commands
refer to
commands
of software
FDDI
the router and the
and
available with
is
any
Class dual-attach
interface
DAS
with
station
detailed
only primary ring
FDDI
of connection
and
also called .nonomode
are and
reflected propagated
Multimode
signals
light
many
at angles Single-mode
enter only angle
to at single
greater variety of angles
the signals out
to in
spread
does not occur the single
on
bandwidth
of higher
capable
transmitters
usually
diode which
of
is
capable
the receiver
at to translate
Transmit and Receive
for the
single-mode
fiber-optic
10
miles
to kilometers
up
the ring
for all
address
use the
Token
ring
that can
primary
has
fiber
fiber
modes
and
time
and
use
the
light
ports