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Cable Specifications A-3
Cable Specifications
In order to maintain compliance with the limits of a Class B digital
device, 3Com requires that you use quality interface cables when
connecting to this device. Changes or modifications not expressly
approved by 3Com could void the user’s authority to operate this
equipment. Examples of supported cable types are shown in
T
able A-2.
The 10BASE-T cable you use for establishing a connection to the
network should not be used for any other purpose. It must be
dedicated to the link between the NIC and the network.
For complete cabling details, refer to the IEEE 802.3 specification,
section 8.4, “Coaxial Cables and Electrical Parameters.”
Table A-2 Supported Cable Types
Type Example
Unshielded
twisted-pair
100-ohm
Category 3 LAN and high-speed data cable, for example,
Anixter CM-00424BAG-3 or equivalent
Category 4 extended distance LAN cable, for example,
Anixter CM-00424BAG-4 or equivalent
Thin coaxial RG58 A/U or C/U (50 ohm ± 4)
Thick coaxial RG59 (50 ohm ± 2)