. "unstable" . "Signalling system type"@en . . "Indication of the signalling system type of the signalling system. \nThe reason for deprecation is that this property has the same RINF index than \"operational regime\" and this property is part of the definition."@en . . . "3.2.7" . "true"^^ . "2023-03-14"^^ . "1.1.0.0.1.3" .