Service Interface for Real Time Information
The Service Interface for Real Time Information or SIRI is an XML protocol for exchanging real-time data in the field of public transport .
SIRI was originally developed by public transport companies and associations from France, Germany ( VDV ), Scandinavia and the United Kingdom (RTIG). In October 2006 it was adopted by CEN as a European standard under the number CEN / TS 15531. SIRI is based on the different national standards Transmodel, VDV453, VDV454, RTIGXml and Trident.
use
Via the SIRI interface, two servers can exchange real-time information about the timetable, vehicles and connections of a transport company. This interface is mostly used to exchange information between two computer-aided operations control systems (AVMS) .
For example, it is possible across companies
- Provide timetable information for displays at stops or other information services,
- to exchange expected arrival and departure times,
- Secure connections between vehicles and
- exchange general status information.
Applications
In addition to the German VDV453 standard, SIRI has also been used at Stadtwerke München (SWM) since 2008 . a. to connect the AVL for bus traffic to the Internet information www.mvg-live.de.