may be in the field of 3 years desktop support Canonical’s LTS distros seem sufficient, but when it comes to large companies that figure is too short . For this reason Ubuntu extends that period to five years in the case of distributions servants, but still falls short of the big market.
the case of Red Hat, which as shown in MuyComputerPRO announced that extend the life cycle of their distributions Red Hat Enterprise Linux 5 and 6, so that instead of 7 years the bear, bear now for 10 years .
For any business, upgrade to a newer version of the operating system requires very detailed planning, and this has been one of the reasons why Red Hat has decided to extend this support so its customers can keep their longer version .
You have all the details
in the original story in MuyComputerPRO .