[Freeipa-users] IPA Client / access from another domain and realm possible ?

Hello Team Im on CentOS 7.9, with IPA server under 4.6.8. My IPA server manages a domain/realm AAA.com. I would like it to be accessible also via ssh from another domain/realm BBB.com and also to use Kerberos token from BBB.com to use sudo management. It possible ? How should I proceed? If you could help me please. Bien à vous Mr Karim Bourenane