Assertion: announcement | /r/HasProperty | triggered to the rest of the network
Facets:
value: over low bandwidth legacy copper
type: OTHER
value: from one or several locations
type: LOCATION
Source sentences:
text: Systems of this type are commonly found in the rail, light rail, and metro industries, and let announcements be triggered from one or several locations to the rest of the network over low bandwidth legacy copper, normally PSTN lines using DSL modems, or media such as optical fiber, or GSM-R, or IP-based networks.