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SET PORT AUTO_POLARITY
2-175
SET PORT
AUTO_POLARITY
Use the SET PORT AUTO_POLARITY command to instruct the 3Com
CoreBuilder 5000 24-Port 10BASE-T Module and CoreBuilder 5000 Ethernet
modules to automatically switch the polarity of twisted-pair cabling.
Format
Example
The following command enables auto polarity on port 1 of the
CoreBuilder 5000 24-Port 10BASE-T Module in slot 1:
CB5000> set port 1.1 auto_polarity enable
Port 01.01 Auto Polarity set to ENABLE.
Related Command
SHOW PORT
set port auto_polarity
disable
enable
slot.
all
slot.port
slot.port Identifies the port for this operation.
slot (1 through 17) is the slot number and port (1 through 40) is the
port number on the specified module. For example, to identify port 4
on the module in slot 6, enter
6.4
slot.
all
Specifies that all ports on the module are affected by this operation.
disable
Disables auto polarity.
enable
Enables auto polarity. Auto polarity enables the module to
automatically switch the polarity of twisted-pair cabling. If, for
instance, you erroneously reverse the polarity of some twisted-pair
cabling while assembling it, auto polarity enables you to automatically
detect this problem and reverse the polarity.