Hello William,
A big thank you to you, I used the first method by sending the following post :
{
"ctl1Ip": "172.16.10.140",
"ctl2Ip": "172.16.10.141",
"model": "VSP E590",
"serialNumber": XXXXXX,
"changeNotificationSetting": {
"isNotifiable": true
}
}
And now all is OK.
Thanks for your help.