Cisco 7513 Hardware Installation And Maintenance Manual page 78

For Further
The
following
T1E1
Broadband ISDN
Power
HSSI
HSSI
The
Mbps HSSI
52
feet
DTE
Both
similar
is
specification
Note
of the interface
Token
Currently
networks
shielded or unshielded
connections
of cabling
Equipment Racks
The
rack-mounting
and
Telco-type
non-interface
The
router can
such
as
rack-mount
after
it
provided
configuration
for the Cisco
Reference
contain
publications
ANSI
.2192-020R2 the Draft
Customer
Installation
ATT
Technical
Margin
Analysis
Connections
standard
BIAJTIA-612/61
The
connections
typical
The
HSSI
meters
interface
DCE
and
on HIP
the
ports
small computer
to SCSI-Il-type
more
than
is that
stringent
cable
Substituting SCSI-type
Ring Connections
maximum
there no transmission
is
Shielded
twisted-pair cabling
twisted-pair cabling
remember
that
twisted-pair cabling
network
so plan the
total
hardware
included
racks
should
Ideally
you
ends of the router without
processor
be mounted
the rear of
in
could
strip that impair
power
the
remove
installation power
As
the chassis installed
is
an
the rack dimensions allow
that
safe installation
permits
7513
shows
2-1
Figure
information on
attenuation
determining
American
National
Standard
Interfaces
Physical
Note TN89-OO4LWP
maximum
cable
specifies
between
nominal
cable
length
25
cable twisted
comprises
pairs
DSU
and
the
are
50-pin receptacles
cable however
systems interface
for SCSI-TI
HSSI
connect the interface
to
distance defined for
most commonly
used for
is
and
is used of
for rates
more
is susceptible
and
length repeater spacing
accordingly
with the router for
is suitable
be
able both the interface
to access
remove
having to
rack
Before
using particular
rack-mount
installation
If
before
the router in the
strip installing
be mounted
alternative the router can
the router be
secured
to to
and
we recommend
however
access
the chassis footprint and
outer
Site
Requirements
and power budget
Telecommunications
for
entitled
Layer
Specification
1989
May
50 15
of
meters
length feet
DSU
HIP
and
the the
and
each
50-pin plug at
HSSI
The
interface cable
HSSI
the cable
may
prevent operation
proper
IEEE
802.5 Token Ring
of 16 Mbps and
rates either
When
Mbps
planning
your
interference than other types
to
most
19-inch equipment racks
and
processor
from rack
the
it
rack check
for obstructions
does
power impair
strip
rack then
replace
on
shelf
an
equipment
and
the shelf the overall
rack-mount
installation
dimensions
for Installation
Preparing
for
is
end
rear
2-13