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LB308A
Chapter 3: Installation
SPECIAL NOTE: The relay output is in the normally open position when there is no
power to the Hardened Ethernet Extender Switch. Do not connect
any power source to this terminal to prevent shorting your power
supply.
3.3.4 Reset Button
Press the reset button for more than 10 seconds to reset the Hardened Ethernet
Extender Switch back to the default password.
3.4 Connecting to Your Network
3.4.1 Cable Type and Length
Follow the cable specifications listed below when connecting the Hardened
Ethernet Extender Switch to your network. Use appropriate cables that meet your
speed and cablng requirements.
Table 3-2. Cable specifications.
Speed Connector
Port Speed Half-/
Full-Duplex Cable Maximum Distance
10BASE-T RJ-45 10/20 Mbps 2-pair UTP STP CAT3/4/5 328 ft. (100 m)
100BASE-TX RJ-45 100/200 Mbps 2-pair UTP/STP CAT5 328 ft. (100 m)
Ethernet
Extender ports
RJ-11 and
terminal
block
Asymmetrical full-
duplex 59/31 Mbps
(downsteam/upstream)
Telephone line 623.2 (1900 m)
Ethernet
Extender ports
RJ-11 and
terminal
block
Symmetrical full-
duplex 50 Mbps
(downsteam/upstream)
Telephone line 623.2 (1900 m)
3.4.2 Cabling
Step 1: Make sure the power of the Hardened Ethernet Extender Switch and end
devices are turned off.
NOTE: Always make sure that the power is off before any installation.