openadk/package/krb5/files/kdc.conf

[kdcdefaults]
	kdc_ports = 750,88

[realms]
	MY.REALM = {
		acl_file = /etc/krb5kdc/kadm5.acl
		kdc_ports = 750,88
		max_life = 10h 0m 0s
		max_renewable_life = 7d 0h 0m 0s
	}