Abstract: A plug having a guide, which has a first guiding section and a second guiding section for guiding the plug into a corresponding plug receptacle. The second guiding section is disposed at a greater distance from the plug face than the first guiding section. The first guiding section and the second guiding section have contours in their respective cross-sections that are different from one another.

Abstract: The invention relates to a plug (100) having a guiding, which has a first guiding section (102) and a second guiding section (103) for guiding the plug into a corresponding plug receptacle (240), wherein the second guiding section (103) is disposed at a greater distance from the plug face (113), than the first guiding section (102), and the first guiding section (102) and the second guiding section (103) have a contour in their respective cross-section that is different from one another.

Abstract: A method for operating a directory assistance system responsive to Voice over IP device requests includes the steps of receiving a directory assistance request from at least one Voice over IP device and identifying the requested information for delivery to the Voice over IP device. The requested information is formatted in accordance with a format required by the Voice over IP device and a notification message is transmitted to the Voice over IP device indicating that information relating to the directory assistance request is available. A request from a web server is received for retrieval of the requested information in response to the directory assistance request, where the web server is accessed by the Voice over IP device after receipt of the notification message. The requested information is transmitted to the Voice over IP device via the web server.