Cannot Establish A Local (Out-Of-Band) Management Session - Allied Telesis AT-9424Ts Installation Manual

Cannot Establish a Local (Out-of-Band) Management Session

If you are unable to establish a local (out-of-band) management session
through the Terminal Port on the master switch of the stack, do the
following:
 Check to be sure that the RJ-45 serial management cable is securely
connected to the serial terminal port on the switch and to the RS-232
port on the terminal or personal computer.

Check to be sure that the operating parameters on the terminal or the
terminal emulation program have been set correctly. The default
settings for the RJ-45 serial terminal port can be found in "Starting a
Local Management Session" on page 52.
AT-9400Ts Stack Installation Guide
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