Method for status inquiry of at least one connector for user group and/or communication transmission device

摘要

The invention relates to a status inquiry in a communication network from a particular communication transmission device, arranged as a switchboard and connected to a first exchange, for the purpose of establishing a connection to at least one connection and/or communication device of a user group, by means of at least one exchange. Said inquiry is directed from the first exchange to at least the second exchange, by means of a signaling path.