Cisco 7000 Series Hardware Installation And Maintenance page 129

Cables
Interface
Connecting
Dual Attachment Connections
FTP
secondary
and
DAS
the primary
to
PHY
the
observe
connections
Figure
Depending
HP
Single-modeObserve
Figure
MultimodeEach
the primary
other ring
connector
TI
you
the section
7000 Hardware
3-16 Cisco
that connected dual attachment
is as
The
for
rings signal
from
transmitted the other
the primary
dictates that
PHY
from
the
ring
receive port and returns
this will
relationship prevent
for dual attachment
DAS
FDDI
3-10 Ports
TX
Secondary
PHY
Primary
FORMAC
AX
on whether
are
you
follows
as
the standard
3-11 while connect
you
Connect
the cable
coming
the
station to
upstream
Connect
the cable
going
PHY
FTP
the
to
station
Connect
the cable
coming
Connect
the cable
going
of the integrated
and
secondary
See 3-12
Figure
key and
connect
as
Connect
the cable
coming
connects the signal going
Connect
the cable
coming
connects the signal going
are connecting an
optical
the Console Terminal
Connecting
and Maintenance
Installation
DAS
station
each received
is on one
ring
The scheme
standard connection
comes the
into
ring signal
The
transmit
port secondary
the secondary
to
ring
the FDDI interface
multimode and
uses both
that
RX
Secondary
PHY
Primary
i5
to
connecting single-mode
scheme
connection
the interface cables
as
from
in the primary
ring
PHY
FIP
receive
port
out the primary
to
to ring
transmit
port
from
in
the secondary
ring
out the secondary
to ring
multimode
transmit/receive
each receives the signal
one
ring
To
help avoid
confusion
FTP
the cables the
to
ports
from
in the primary
ring
out the secondary
to
ring
from
the secondary
in
ring
the primary
out
to ring to
switch proceed to
bypass
in
later this
the primary
connects both
to
PHY
interface
physical
shown
which
in Figure
is
PHY
FIP on
the receive port
comes
into
ring signal
PHY
from
the transmit
port
from
3-13
Figure
initializing
fiber
single-mode
multimode
or
fiber network
and
described
previously
follows
PHY
the primary
at
from
PHY
the primary
at
ring
HP
PHY
the receive port
to
PHY
FTP transmit
the
to
interface cables attaches
from one and
transmits
ring
on
use the receive label the cable
follows
as
PHY
the receive port
to
PHY
the transmit
to port
PHY
the receive port
to
PHY
the transmit
port
the next section
Otherwise proceed
chapter
and
PHY
or
for
3-10
and retums
FTP on
the
Failure
to
shows
the
connect the
refer to
ring
downstream
port
both
to
the
to
MIC
This
also
This also
to