schema:          MNTNER-SCHEMA
type-name:       mntner
key:             mntner mandatory single primary lookup
key:             descr mandatory multiple
key:             org optional multiple inverse organisation
key:             admin-c mandatory multiple inverse person
key:             tech-c optional multiple inverse person
key:             upd-to mandatory multiple inverse person
key:             mnt-nfy optional multiple inverse person
key:             auth mandatory multiple inverse key-cert
key:             remarks optional multiple
key:             notify optional multiple inverse person
key:             abuse-mailbox optional multiple inverse person
key:             mnt-by mandatory multiple inverse mntner
key:             referral-by mandatory single
key:             changed mandatory multiple
key:             source mandatory single
