#ldbsearch -H /usr/local/samba/private/sam.ldb '(invocationid=*)' --cross-ncs objectguid

Вывод:
	# record 1
	dn: CN=NTDS Settings,CN=CENTBDC,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=linux,DC=ltd
	objectGUID: e8d9d63d-3a87-4f78-bdb8-a96efede0287 - копируем

	# record 2
	dn: CN=NTDS Settings,CN=CENTDC,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=linux,DC=ltd
	objectGUID: 7a610a38-6195-41ad-a62d-22039db284fd

	# returned 2 records
	# 2 entries
	# 0 referrals