Multiple operating systems sharing a processor and a network interface
First Claim
Patent Images
1. A computer system configured for communications, comprising:
- a processor;
a first operating system running on the processor;
a second operating system running on the processor; and
a network interface for communicating data, in which the first and second operating systems are arranged to share usage of the network interface;
characterised in that the network interface operates using a single set of network logical addresses common to both operating systems.
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Accused Products
Abstract
A computer system configured for communications, comprising: a processor; a first operating system running on the processor; a second operating system running on the processor; and a network interface for communicating packet data, characterised in that the first and second operating systems are arranged to share access to the network interface.
121 Citations
20 Claims
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1. A computer system configured for communications, comprising:
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a processor;
a first operating system running on the processor;
a second operating system running on the processor; and
a network interface for communicating data, in which the first and second operating systems are arranged to share usage of the network interface;
characterised in that the network interface operates using a single set of network logical addresses common to both operating systems. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A voice-over-Internet communications system, comprising a computer concurrently running first and second operating systems, the first operating system being a real time operating system and the second operating system being a general purpose operating system, in which the first operating system is arranged to communicate voice data and the second operating system is arranged to communicate signalling and/or supervisory data, using respective first and second TCP/IP stacks sharing a common IP address.
- 18. A method of providing network access to a computer, comprising providing first and second operating systems on the computer, operating concurrently, characterised by sharing a logical network address and allowing said operating systems to share access to a network interface of said computer.
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20. A computer system configured for communications, comprising:
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a processor;
a first operating system running on the processor;
a second operating system running on the processor; and
a network interface for communicating data, characterised in that the first and second operating systems are arranged to share usage of the network interface.
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Specification