Klagenfurt Klagenfurt Klagenfurt am Wörthersee (; , , ) is the capital of the federal state of Carinthia in Austria. With a population of 100,316 (January 1, 2018), it is the sixth-largest city in the country. The city is the bishop's seat of the Roman Catholic Diocese of Gurk-Klagenfurt and home to the Alpen-Adria-Universität Klagenfurt. The city of Klagenfurt is in southern Austria, midway across the nation, near the international border. It is in the middle, almost as far from Innsbruck, to the west, as from Vienna, to the northeast. Klagenfurt is elevated above sea level and covers an area of
Signaling System No. 6 system where the link between country A and country B could perform the signalling functions for links to country A from country D for example. CCITT No 6 was a method developed & implemented by administrations in a limited number of countries for use in correspondent International Switching of analogue telephone calls. The next development was correspondent and non-correspondent switching of telephone calls by new operators in the countries where more sophisticated methods were required. Signaling System No. 6 SS6 or CCITT No 6 Signalling System was introduced in the 1970s as an early common channel signalling method for telephone