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:
Mar. 19, 2019

Filed:

Sep. 05, 2017
Applicant:

Juniper Networks, Inc., Sunnyvale, CA (US);

Inventor:

Pravas Kumar Panda, Bangalore, IN;

Assignee:

Juniper Networks, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 13/42 (2006.01); G06F 13/40 (2006.01); G06F 9/455 (2018.01);
U.S. Cl.
CPC ...
G06F 13/4286 (2013.01); G06F 9/45558 (2013.01); G06F 13/404 (2013.01); G06F 2009/45579 (2013.01); G06F 2009/45595 (2013.01);
Abstract

A hypervisor of a device may receive information that identifies a virtual machine that is to use a universal asynchronous receiver/transmitter (UART) of the device. The hypervisor may map a set of first register addresses, associated with a physical UART port, and a set of variable addresses. The hypervisor may map a second set of register addresses, associated with a virtual UART port of the virtual machine, and the set of variable addresses. The hypervisor may permit the virtual machine to communicate, with a remote device, using the physical UART port based on mapping the set of second register addresses and the set of variable addresses.


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