Voici ma configuration :
DHCP v4 :
Send Options :
dhcp-class-identifier "sagem",user-class "+fSVDSL_livebox.Internet.softathome.Livebox6",option-90 00:00:00:00:00:00:00:00:00:00:00:1a:09:00:00:05:58:01:03:41:01:0d:66:74:69:2f:68:66:33:61:74:79:33:3c:12:31:32:33:34:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff,dhcp-client-identifier 01:ff:ff:ff:ff:ff:ff
Request Options :
subnet-mask,broadcast-address,dhcp-lease-time,dhcp-renewal-time,dhcp-rebinding-time,domain-search,routers,domain-name-servers,option-90,domain-name,option-120,option-125
DHCP v6 :
Send Options :
ia-pd 0,raw-option 6 00:0b:00:11:00:17:00:18,raw-option 15 00:2b:46:53:56:44:53:4c:5f:6c:69:76:65:62:6f:78:2e:49:6e:74:65:72:6e:65:74:2e:73:6f:66:74:61:74:68:6f:6d:65:2e:4c:69:76:65:62:6f:78:36,raw-option 16 00:00:04:0e:00:05:73:61:67:65:6d,raw-option 11 00:00:00:00:00:00:00:00:00:00:00:1a:09:00:00:05:58:01:03:41:01:0d:66:74:69:2f:68:66:33:61:74:79:33:3c:12:31:32:33:34:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff
L'option 11 est le copié collé de l'option 90 qui elle fonctionne, donc je pars du principe qu'elle est bonne
Concernant le DUID j'ai essayé avec la MAC de l'ONT, de la box d'origine et enfin de la patte WAN du firewall.