Null; Modem - Cisco 7513 Hardware Installation And Maintenance Manual

Modem

Cable

Null

The
null
must be
of
one
routers
The
null
pinouts
the section
to
Table
Signal
Receive
DCE
Available
Received
LoopbackC
SendTiming
DTE
Available
Terminal Timing
LoopbackA
Send Data
Ground
Loopback
Not used
CAB
modem
cable -HNUL
and
the location
in same
can
modem
each
null connection
in order build
to
directly
modem
cable same
uses the
A-17
For
listed in Table
null
HSSI
Connection Equipment
Modem
A-17 HSSI
Null
Name From
Pins
27
Timing
328
Date 29
530
631
833
34
1035
36
11
26
32
13 38
1944
2550
not 12 37
connected
1418
2024
3943 4549
two
can connect routers
directly
be two 7513
Cisco
chassis
allows verify the operation
to
you
node
larger
connectors the
as
50-pin
modem
cable connection
the chapter Preparing
in
Cable
Signals
To
Direction Pins
34
833
11 36
1035
631
328
27
530
29
26
32
13 38
1944
2550
12 37
1418
2024
3943
45-49
HSSI Connector
back back The two
to
two 7000
Cisco
series chassis
HSSI
of the or
to
HSSI
interface but uses the
cable
and
configuration instructions
for Installation
Name
Signal
Terminal Timing
DTE
Available
Send Data
LoopbackA
SendTiming
DCE
Available
Receive
Timing
LoopbackC
Receive Data
Ground
Loopback not
connected
Not used
Cabling Specifications
Signals
routers
or
the
link
refer
A-15