Cisco 7000 Series Hardware Installation And Maintenance page 229

HSSI Connector
Signals
Table
15-pin
Table
FSIP
DB-151
Pin
10
15
Any
Tx
HSSI
Connector Signals
Two
HIP HSSI
you
HSSI
Cable
Interlace
The
DSU
HSSI
the
for
Table
Caution
HSSI
the
operation
7000 Hardware
A-b Cisco
A-il shows the signal pinouts for each
DB-15
D-shell connector
Ei-G.703/G.704
A-il
End
End Network
Null
DB-15 DB-15
Pin Pin
Signal2
Tx
tip
Tx
11
ring
Tx
shield
Rx
tip
Rx
11
ring
Rx
shield
not described
in this table
pins
Rx
transmit receive
are available
types of cables
port with an external
two
connect collocated routers
to
HSSI
interface cable Product
The 25
cable twisted
comprises
cable similar SCSI-Il
to
is
HSSI
interface cable
see
A-12
the pin signals for the connector
lists
the HIP
connector
Although
cable
specification is
SCSI-il cable used
if is
and Maintenance
Installation
E1-G.703/G.704
type of
end
the
FSIP
at
Adapter Cable Connector
Modem
BNC
Signal
Tx
tip
Tx
shield
Rx
tip
Rx
shield
not connected
are
HIP
for
use with the the
DSU
and HSSI
network
back back
to
Number
CAB-HSI1
connects
and
50-pin SCSI-TI-type
pairs
cable
not identical
it is
the following
Caution
HSSI
and
the interface
more
stringent than for
that
HSSI
instead of an interface
interface cable
Pinouts
Twinax
Pin
Signal
Tx
J2-1
Tx
J2-2
Tx
12
shield shield
Rx
13-1
Rx
J3-2
Rx
J3 shield shield
HSSI
cable used
interface
modem which
and
cable
null
HIP
an external
the port with
end
each
at
plug
cannot
substitute
you
SCSI-TI
cable are similar
to
We
SCSI-TI
cannot
guarantee
cable
All cables use
connect the
to
allows
Although
SCSI-TI cable
format
proper