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Cisco 828 Router and SOHO 78 Router Hardware Installation Guide
78-12837-02
Glossary
S
SELV
Safety extra-low voltage. A secondary circuit that under normal conditions has
a voltage less than 42.4V peak or 42 VDC. Under a single fault condition, this
circuit should not exceed these values for longer than 0.2 second and should not
exceed 71V peak or 120 VDC.
straight-through
Ethernet cable
A cable that wires a pin to its equivalent pin. This cable typically connects a
router to a hub. A straight-through Ethernet cable is the most common cable
used.
T
TO HUB/TO PC
button
With this button, you can connect hubs, servers, PCs, and workstations, using
the yellow Ethernet (straight-through) cable instead of a crossover Ethernet
cable, which you would need to supply. This button identifies the device that you
connect to the router Ethernet port. Setting the button to the TO HUB position
(in) indicates that you are connecting a hub; setting the button to the TO PC
position (out) indicates that you are connecting a server, PC, or workstation.