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.
Patent No.:
Date of Patent:
Mar. 04, 2008
Filed:
Dec. 08, 2004
Shrjie Tzeng, Fremont, CA (US);
Shrjie Tzeng, Fremont, CA (US);
Broadcom Corporation, Irvine, CA (US);
Abstract
System and method for integrating communications between two switches. The system includes a first switch, a second switch and a CPU. The first switch has a first plurality of ports, and the second switch has a second plurality of ports. The CPU is coupled to the first switch and the second switch, and is configured to control and program the first and second switch. A port of the first plurality of ports, as a first link port, is coupled to a port of the second plurality of ports, as a second link port. The first plurality of ports are designated by a first numbering scheme, the second plurality of ports are designated by a second numbering scheme, and the first and second link ports each have a tag insertion unit, a processing unit and a removing unit, for inserting an inter-stack tag, processing the packet, and removing the inter-stack tag.