I have found it on the IBM website: http://www-01.ibm.com/support/docview.wss?uid=isg3T1000653
PS: After configured it takes some time ( around 3-5 minutes ) to synchronize the time, so don’t worry it will work.
On client
1. Verify that you have a server suitable for synchronization. Enter:
# ntpdate -d ip.address.of.server
The offset must be less than 1000 seconds for xntpd to [...]
Popularity: 33% [?]
Continue reading about How to configure ntp client on AIX 5.3
#apt-get install dmidecode
# dmidecode -s system-serial-number
it works!
Popularity: 2% [?]
Popularity: 2% [?]
Continue reading about How to get or retrieve Dell Service tag from a Ubuntu linux server