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F.Y.I
– County Wiring Project: Preliminary Specifications
Wiring Center
·
A
common location should be chosen where all building network wiring meets
o
This
should be a secure, lockable room or closet that is not in a public area
o
Alternatively, if only public areas are available, a wall-mount or free
standing lockable cabinet should be used
o
Previsions should be made to house in this area:
i.
The
IHETS T-1 line and IHETS interface equipment, including UPS
ii.
The
wall-mount
or free standing 19-inch rack
iii.
One
or more RJ-45 patch
panels
iv.
Network switching equipment specified by AgIT
v.
AC
power of sufficient amperage and quality to power the network equipment
o
Optionally, the Windows Server could also be housed at this location, if
the environment is suitable (Security, temperature, cleanliness, absence
of water hazards, etc)
Rack
·
Standard 19-inch wide, swing-out wall-mount rack in most cases
·
Enclosed, lockable, 19-inch
cabinet must be use in publicly accessible areas
·
Larger offices may wish to go with a free standing floor rack
·
Examples currently in use:
o
Wall-mount
o
Enclosed cabinet
o
Floor free standing
Switch
·
Minimum 10/100 Megabit
unmanaged switch
·
Gigabit switches and managed switches are both future options, but
subject to AgIT specifications and approval
·
Attempts will be made to standardize on an affordable switch statewide,
wherever possible
Cables
·
All
building wiring should be Category 5e minimum
·
Newly pulled wires should be Category 6
·
Category 5e and Category 6 wires are compatible with Category 5
performance
·
One
end of each cable should terminate at a common location in an
RJ-45 patch panel
in the 19-inch rack
·
The
other end of each cable should terminate in the user’s area in a
flush mount or
surface mount RJ-45
jack
·
Wires should be terminated using the EIA/TIA 568B standard
·
No
building wires should be exposed
Patch Cables
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Exposed cables should be commercially made Category 5e or Category 6
patch cables
·
Patch cables should be no
longer than necessary
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