A system and method for providing flow control for a computer network is disclosed. In one embodiment of the present invention, buffer-to-buffer credit flow control is implemented to limit the amount of data a port may send based on the number and size of the frames sent from that port. ...http://www.google.de/patents/US20030126223?utm_source=gb-gplus-sharePatent US20030126223 - Buffer to buffer credit flow control for computer network