Cisco 7000 Series Hardware Installation And Maintenance page 68

Figure
Figure
Token Connections
Ring Physical
The
term
and
to
shadows
IBM
The
called
implementations
media
802.5
however
comparison
2-1
Table
Network
IBM
Token
network
Ring
IEEE
network
In the
TRIP
one
large
Token Lobe Cable Connectors
2-6
Ring Type
TRIP
MAUend
Token Lobe Cable Connectors
2-7 Ring Type
Token
both
refers to
Ring
IEEE
networks The
802.5
IBMs
network The two
Token
star
Ring
specifies
MSAU
multistation access
unit
are based on
star
MAU
IBM
unit Also
access
media type Most Token
does
not specify
some networks
that
operate
of the two
types
IBM
Token Ring and
IEEE
Data Rates
Stations Segment
Type
260
16 Mbps shielded
72 unshielded
16 250
Mbps
802.5
Token Ring network
typical
MAU
MSAU
the or
port to
ring
TRIP end
MSAU
or
MAU
end
MAU
DB-9 and
end
DB-9 and
RJ-11
IBMs
Token
Network
Ring
IEEE
was modeled
802.5
specification
compatible although
types are
end
with
stations
topology all
IEEE
802.5 does not specify
end
with
stations
configuration
Token
twisted
Ring
specifies
Ring networks
use unshielded
at Mbps
802.5
Comparison
Topology
twisted Star
pair
twisted
pair
Not
specified
shown
2-8 lobe cables
in
Figure
and
cables connect
patch
Network
Preparing
Types
Types
IBM
which
the
developed in
after and
still closely
the
differ
specifications
connected device
through
topology although
any
attached device called
to
IEEE
whereas
pair cabling
use shielded twisted
cabling
pair
twisted pair cable Table 2-7
Access
Media
Signaling
Method
Twisted Baseband Token
passing
pair
Not
Baseband Token
passing
specified
Token
connect each Ring
MAUs
MSAUs
or
adjacent
for Installation
Preparing
Connections
1970s
slightly
most
shows
Encoding
Differential
Manchester
Differential
Manchester
station
form
to
2-11