Token Ring Connection Equipment - Cisco 7000 Series Hardware Installation And Maintenance

Preparing Network Connections
Ring Connection
Token
You
will
The Token
ring
interface
Both
connectors
Figure
Token Connections
Ring Physical
The
term
and
to
shadows
IBM
The
called
implementations
media
802.5
however
comparison
Table
Data Rates
Network
Type
IBM
16
Token
Mbps
Ring
network
IEEE
802.5 16
Mbps
network
In the typical
station
form one
to
7000 Hardware
2-26 Cisco
Equipment
MATJ
need and Token
802.5
an
on
connectors
Ring
DB-9
cable with
9-pin plug
shown
in Figure
are
Token Ring Network
2-17
Token
Ring both
refers to
IEEE IEEE
networks The
802.5
IBMs
network The two
Token
star
Ring
specifies
MSAU
multistation access unit
based on
are
star
MAU
IBM
unit Also
access
media type Most Token
does
not specify
some networks
that
operate
two types
of the
IBM Token Ring and
2-11
Stations Segment
260
shielded twisted
pair
72 unshielded
twisted
pair
250
Token Ring network
MSAU
TRIP
the or
port to
large ring
and Maintenance
Installation
between
cable
Ring
adapter
TRIP DB-9 PC
the are
type
MAU
TRIP
end and
the
at
2-17
DB-9
Connectors
Interface
TRIP end
MSAU
or
MAU
end
IBMs
Token
Ring Network
was modeled
802.5
specification
types are
compatible
although
end
with
all stations
topology
IEEE does
802.5 not specify
end
with
stations
configuration
Token
Ring twisted
specifies
Ring networks use
Mbps
use unshielded twisted
at
IEEE
802.5 Comparison
Media
Topology
Twisted
Star
pair
Not Not
specified specified
shown
lobe cables
in 2-18
Figure
MAU
and
cables connect
patch
TRIP and
each the network
port
an
receptacles that require
network
connector the
at
MAU
and
Types
IBM
which
the
in
developed
and
after
still
closely
the
differ
slightly
specifications
connected device
through
any topology
although
called
attached device
to
IEEE
whereas
pair cabling
shielded twisted
pair cabling
pair cable Table 2-11
Access
Method
Encoding
Signaling
Baseband Token
Differential
Manchester
passing
Baseband Token
Differential
Manchester
passing
Token
connect each
Ring
MAUs
MSAUs
or
adjacent
end
1970s
most
shows