Method and system for PHY loop detection

Details Method and system for PHY loop detection Method and system for PHY loop detection

2011-08-30

2011-08-30

Phan, Tri H (Department: 2471)

Multiplex communications

Diagnostic testing

Loopback

C370S282000, C370S463000, C375S221000

Reexamination Certificate

active

08009571

ABSTRACT:
A method, system and apparatus are provided for detecting a loop-back in a physical layer on an Ethernet link. In the physical layer, a device sends a base page on the Ethernet link. The base page has at least one next page capability bit set. Subsequently, the device receives a received base page. Thereafter, for detecting the loop-back, the next page capability bit is set in the received base page is determined.

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