[CentOS] is it possible to login to a switch via RS232 / serial port from the shell?

>> I have a problem switch in our data centre, which is connected to a
>> linux server via a serial cable. I know I can / could access the switch
>> from my Windows PC back at the office, using hyperterm, but trying to
>> access it using minicom just doesn't seem to work.

I have not been following this thread, but has minicom been suggested?

Barry