Hardware Reference
In-Depth Information
Note
You also might encounter the similar EIA 568A standard. It reverses the position of the or-
ange and green pairs listed previously.
Crossover UTP Cables
Crossover cables, which change the wiring at one end of the cable, connect two (and only
two) computers when no hub or switch is available or connect a hub or switch without an
uplink port to another hub or switch. The pinout for a crossover cable is shown in
Table
pond to the standard EIA 568B pinout, as shown previously in
Table 17.4
.
Table 17.5 8P8C (RJ-45) Connector Wire Pairing and Placement for EIA 568A Standard
