Connection - Cisco 7513 Hardware Installation And Maintenance Manual

Network Connections
Preparing
Token
Whenever
beacon
failure
process
diagnostics
MAU
or
All information
be programmed
can
and some
affecting
TRIP
All
is
ports
configuration
and
use the configuration
ring-speed
configuration
Ring Connections
of software
FDDI

Connection

Equipment
Fiber-optic
The FTP
combination
be
connected
and
secondary
description
equipment
FDDI Media
FDDI
multimode
through
relatively
narrow
has
Although multimode
the
different
limits
of the single-mode
path
greater cable
LBDs
sustaining
signal
7513 Hardware
2-34 Cisco
called beaconing
Ring
algorithm
detects serious
station
frame The beacon frame
defines
nearest active upstream neighbor and
its
called autoreconfiguration
and
attempt to reconfigure
can
this
accomplish through
Token Ring network
in
check problems and
for
to
contain
bypass relays so
on network
the
traffic
and
both
ports support
and
Mbps
for
operation
early
commands
the configuration
in
command
To and
enable disable early token
command
early
in the chapter
Installing
commands
the related
refer to
on FTP
transceivers the
both
supports single-mode
two Both
of the
types
to Class Class
or
Class
rings
is
single-attach
and and
of Class of
networks
two
use types of
fiber-optic
Mode
the angle
refers to
the optical
core which
fiber
thick
core 62.5/125-micron
core
8.7/125 to
10/125-micron
allows
fiber more
create multiple propagation
angles
which be
the data
rate at
can
signal therefore
run distances than multimode
source and
as single-mode
light
data Both
faster rates types use
into electrical
signals
Installation and Maintenance
and
detects
tries to
repair
network
problem with the
domain which
failure
between
in
everything
where
nodes within the
failure
network around
the the
failed
electrical
reconfiguration
MSAUs
active
is
seen by
remove problem
automatically
that remove
you can
selectively
16 and
Mbps early token
operation
token Both
release disabled
mode
To
enable 16
16 return
to to
ring-speed
release specify
token For examples
release of these
Router
For
the
complete
software
configuration
direct between
interface
provide
and multimode
transceivers
transceiver
Class
types provide
station
Class dual-attach
is
SAS
with
station
DASs
SASs
and
follows the descriptions
cable
single-mode
which
at
signals
rays
light
for the
acts
waveguide
as
that reflects
at
light rays
that
allows the
light
enter
to at
light signals
the signals
that
paths cause
received This
accurately distortion
single-mode fiber is
capable
multimode
In addition
fiber
transmitters use
laser
detector
photodiode
network
faults
certain
cable sends
break
such it
as
includes the
station
reporting
initiates
Beaconing
domain
perform
automatically
MSAU
areas the
Physically
MAUs
Some
or of these devices
from
the ring
stations
from
the ring without
stations
The
release default for
are enabled with
states
Mbps
specify the address
slotlport
command
Mbps use the
operation
and
the address use the
slotlport
commands Token
refer
to
and examples
descriptions
documentation
FDDI
and
the router the
and
available with
any
is
dual-attach interface
that
DAS
with
station
primary
detailed
only primary ring
FDDI
of connection
called monomode and
also
are reflected
and
propagated
Multimode
signals fiber
light
Single-mode
many
angles
enter only angle
to at single
modes
greater variety of angles
out in time
to
spread
does not occur on the single
bandwidth and
of higher
transmitters usually
diode which
of
is
capable
the receiver
to translate the
at
the
all
ring
can
has
fiber
and
use
light