ISDN
type: Concept
broader generic: integrated services networks
broader: integrated services networks

telecommunication networks
preferred label: tietoliikenneverkot @fi
preferred label: telekommunikationsnät @sv
type: Concept
narrower: integrated services networks

integrated services networks
broader: telecommunication networks
in scheme: conceptscheme
preferred label: monipalveluverkot @fi
preferred label: digitala flerbandsnät @sv
narrower: ISDN
broader generic: telecommunication networks
type: Concept