Question : How to get a serial no of AIX server which we are accessing from remote ?

How to get a serial no of AIX server which we are accessing from remote ?

Answer : How to get a serial no of AIX server which we are accessing from remote ?

uname -uM

This gives you the machine model and serial number in the following format:

IBM, IBM,
Note that just the last 7 characters of the output is the serialnumber of the machine. So you can discard the preceding numbers.