Cisco 7513 Hardware Installation And Maintenance Manual page 97

Preparing Network Connections
In the typical
station
form one
to
Figure
Token
around
transmit
to
When
receiving
station
changes
this
circulates
further processing
The
checks
original sending
token
While
release
wait Therefore
7513
2-32 Cisco Hardware
Token Ring network
MSAU
TRIP the
port
to
large ring
Token Network
2-21
Ring
IEEE
Ring and
802.5
are token-passing
network
the Possession
wait detects
must
until
it
on
all stations the ring are idle the token
no
the token has information
have
does information
that
the free token
to
busy
information the next
to station
the ring reaches
until
it
and
the
passes
frame
information continues
frame
the returned
to ensure
determines
station
and frame and
information
frame
the information
is
which
enabled
is described
is
cannot
collisions
and Maintenance
Installation
shown
in Figure
2-21
MAU
or and
cables
patch
Connections
Physical
which
networks
of the token
grants the
right
by
token
free
passing
labeled
packet is
send
to simply
it
passes
transmit seizes the token
to
token
the information
appends
The busy token
the ring
on
the intended destination
and
token information
busy
the ring reaches
to circle until
it
the destination
that
station
the receiving
that
station
new
transmits
free token
no
the ring there
circling is
in
section
later this
Token Ring networks
occur
in
lobe cables each
Token
connect
MSAUs
connect
adjacent
move
small frame
with
to station
transmit
token
the
afree If
as
the free token the next station
to
of the token
alters bit
wants and
to
transmit
it
with the information
which
the information
station
copies
frame back
the ring
out
to
the
sending
original
received the information
the information
accepted
out the ring
to
on network
token the
unless
so other
wanting
stations to
Ring
MAUs
or
called token
information
station
frame which
then sends
frame
for
which
station
When
the
the
it
purges
early token
must
transmit