Cisco technology, inc. (20250088346). METHOD TO ELIMINATE CLOCK SYNCHRONIZATION FROM UNDESIRED CLOCK SOURCES

METHOD TO ELIMINATE CLOCK SYNCHRONIZATION FROM UNDESIRED CLOCK SOURCES

Organization Name

cisco technology, inc.

Inventor(s)

Sreejith Avikkal of Kanata (CA)

Nancy Patricia Cam-winget of Mountain View CA (US)

Lizbeth Berenice Guerra Martinez of Mexico City (MX)

Natasha Wong of Torrance CA (US)

Jessica Lynne Poole of Oakland CA (US)

METHOD TO ELIMINATE CLOCK SYNCHRONIZATION FROM UNDESIRED CLOCK SOURCES

This abstract first appeared for US patent application 20250088346 titled 'METHOD TO ELIMINATE CLOCK SYNCHRONIZATION FROM UNDESIRED CLOCK SOURCES

Original Abstract Submitted

in one embodiment, methods for monitoring devices within a network by a controller are described. the method may include receiving a first request from a first device to authenticate a role of the first device as a grandmaster in a precision time protocol (ptp). additionally, the method may include granting the first request designating the role of the first device as the grandmaster. the method may further include receiving a second request from a second device to authenticate that a clock announce message is from an authorized grandmaster. additionally, the method may include determining whether the first device is authorized to send the clock announce message to the second device and, based on the determining, sending a message granting or denying permission for the first device to sync with the second device.