The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 11, 2017

Filed:

Sep. 03, 2012
Applicants:

Bernhard Isler, Wilen b. Wollerau, CH;

Christoph Niedermeier, München, DE;

Norbert Vicari, München, DE;

Inventors:

Bernhard Isler, Wilen b. Wollerau, CH;

Christoph Niedermeier, München, DE;

Norbert Vicari, München, DE;

Assignee:

SIEMENS SCHWEIZ AG, Zurich, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/12 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
H04L 61/1541 (2013.01); H04L 61/1511 (2013.01); H04L 61/303 (2013.01); H04L 67/10 (2013.01); H04L 67/16 (2013.01);
Abstract

The Specific service instances are requested by a client via a client application. The request is received by a Domain Name System (DNS). The request is resolved by the DNS by determining from information recorded in a DNS system memory and conveyed in the request, a first type Tof service and a first list Lof service instances associated with the first type T. The DNS then searches for a linked structure in a TXT resource record for the first type T. The linked structure identifies another list Lof service instances associated with a subtype Tof service. Then iteratively, for i=2, . . . , N+1, N being a number of the subtypes of service associated with the first type Tof service, searching a TXT resource record for a linked structure identifying a corresponding subtype Ti of service and identifying a list Li+1 of service instances associated with the subtype Ti+1.


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