1. Select compatibility with GCenter
The 'Compatibility' tab allows you to select the appropriate version of GCenter.
↓
The administrator selects the appropriate version then validates via the 'Ok' key.
You can do it with the following CLI command :
show compatibility-mode
set compatibility-mode [2.5.3.7-|2.5.3.8|2.5.3.100|2.5.3.101+]