Application of enterprise policies to web real-time communications (WebRTC) interactive sessions using an enterprise session initiation protocol (SIP) engine, and related methods, systems, and computer-readable media

• US 9,749,363 B2
• Filed: 04/17/2014
• Issued: 08/29/2017
• Est. Priority Date: 04/17/2014
• Status: Active Grant

• Current Assignee: Avaya Incorporated
• Original Assignee: Avaya Incorporated
• Inventors: Balasaygun, Mehmet, Ezell, Joel, Yoakum, John H.
• Primary Examiner(s): Taylor, Nicholas
• Assistant Examiner(s): ROY, SANJOY K
• Application Number:
  US14/255,429
• Publication Number:
  US 20150304359A1
• Time in Patent Office: 1,230 Days
• CPC Class Codes: H04L 65/1045 Proxies, e.g. for session initiation protocol [SIP]
• CPC Class Codes: H04L 65/1069 Session establishment or de-establishment
• CPC Class Codes: H04L 65/1104 Session initiation protocol [SIP]
• CPC Class Codes: H04L 65/1108 Web based protocols, e.g. webRTC

Abstract

Application of enterprise policies to Web Real-Time Communications (WebRTC) interactive sessions using an enterprise Session Initiation Protocol (SIP) engine, and related methods, systems, and computer-readable media are disclosed. In one embodiment, a method comprises receiving, by session token converter of enterprise device, an incoming WebRTC session description token. The method comprises generating, by session token converter, outgoing SIP request message. The method comprises sending, by session token converter, outgoing SIP request message to enterprise SIP engine and applying, by enterprise SIP engine, enterprise policies based on outgoing SIP request message. The method comprises, responsive to applying enterprise policies, sending incoming SIP request message to enterprise device. The method comprises converting, by session token converter, incoming SIP request message into outgoing WebRTC session description token, and sending outgoing WebRTC session description token to a target device.

Claims

1. A method for applying enterprise policies to Web Real-Time Communications (WebRTC) interactive sessions using an enterprise Session Initiation Protocol (SIP) engine, comprising:

receiving, by a session token converter of an enterprise device representing a first endpoint of a WebRTC interactive session within an enterprise network, an incoming WebRTC session description token;

generating, by the session token converter, a first SIP request message, wherein the first SIP request message comprises;

the incoming WebRTC session description token;

a return destination of the enterprise device, wherein the return destination comprises one or more of a destination IP address and/or a destination port number associated with the enterprise device; and

an indicator that the first SIP request message originated from an enterprise user;

sending, by the session token converter, the first SIP request message to an enterprise SIP engine;

the enterprise SIP engine evaluating the first SIP request message, wherein evaluating the first SIP request message comprises applying an enterprise policy to one or more of (1) the incoming WebRTC session description token, (2) the return destination of the enterprise device, and/or (3) the indicator that the first SIP request message originated from an enterprise user;

based on the evaluation, the enterprise SIP engine generating a second SIP request message;

the enterprise SIP engine sending the second SIP request message to the session token converter;

receiving, by the session token converter, the second SIP request message generated by the enterprise SIP engine based on the application of one or more enterprise policies;

converting, by the session token converter, the second SIP request message into an outgoing WebRTC session description token; and

sending the outgoing WebRTC session description token to a target device representing a second endpoint of the WebRTC interactive session.

2. The method of claim 1, wherein the application of the one or more enterprise policies by the enterprise SIP engine comprises:

sending, by the enterprise SIP engine, the incoming WebRTC session description token to a media server;

receiving, by the enterprise SIP engine from the media server, a media WebRTC session description token; and

including, by the enterprise SIP engine, the media WebRTC session description token in the incoming SIP request message.

3. The method of claim 1, wherein:

the enterprise device comprises an enterprise WebRTC client initiating a WebRTC interactive flow;

the outgoing WebRTC session description token comprises a WebRTC offer of a WebRTC offer/answer exchange; and

the target device comprises an external device.

4. The method of claim 1, wherein:

the enterprise device comprises an enterprise WebRTC client receiving a request to initiate a WebRTC interactive flow;

the outgoing WebRTC session description token comprises a WebRTC offer of a WebRTC offer/answer exchange; and

the target device comprises the enterprise device.

5. The method of claim 1, wherein the one or more enterprise policies comprises origination policies, termination policies, or a combination thereof, of the enterprise SIP engine.

6. The method of claim 1, further comprising, receiving, by the enterprise device, a SIP error code from the enterprise SIP engine, wherein the SIP error code indicates a rejection of the outgoing SIP request message by the enterprise SIP engine.

7. The method of claim 6, further comprising, responsive to the enterprise device receiving the SIP error code, ending, by the session token converter, an attempted WebRTC interactive session.

8. The method of claim 1, further comprising:

receiving, by the session token converter, an incoming WebRTC session description response token;

generating, by the session token converter, an outgoing SIP response message, wherein the outgoing SIP response message comprises;

the incoming WebRTC session description response token; and

an acknowledgment that the WebRTC interactive session sought by the incoming WebRTC session description response token is accepted;

sending, by the session token converter, the outgoing SIP response message to the enterprise SIP engine;

receiving, by the session token converter, an incoming SIP response message from the enterprise SIP engine upon completion of establishment of the WebRTC interactive session; and

converting, by the session token converter, the incoming SIP response message into an outgoing WebRTC session description response token.

9. The method of claim 8, wherein completion of establishment of the WebRTC interactive session by the enterprise SIP engine comprises:

sending, by the enterprise SIP engine, the incoming WebRTC session description response token to a media server;

receiving, by the enterprise SIP engine, a media WebRTC session description response upon completion of establishment of one or more media capabilities of the WebRTC interactive session by the media server; and

including, by the enterprise SIP engine, the media WebRTC session description response token in the incoming SIP response message.

10. A system for applying enterprise policies to Web Real-Time Communications (WebRTC) interactive sessions using an enterprise Session Initiation Protocol (SIP) engine, comprising:

at least one communications interface; and

an enterprise device representing a first endpoint of a WebRTC interactive session within an enterprise network associated with the at least one communications interface and comprising a session token converter, the session token converter to;

receive an incoming WebRTC session description token;

generate a first SIP request message, wherein the first SIP request message comprises;

the incoming WebRTC session description token;

a return destination of the enterprise device, wherein the return destination comprises one or more of a destination IP address and/or a destination port number associated with the enterprise device; and

an indicator that the first SIP request message originated from an enterprise user; and

send the first SIP request message to an enterprise SIP engine;

the enterprise SIP engine to;

apply one or more enterprise rules to one or more of the incoming WebRTC session description token, the return destination of the enterprise device, and/or the indicator that the first SIP request message originated from an enterprise user;

based on the evaluation, generate a second SIP request message;

send the second SIP request message to the session token converter; and

the session token converter of the enterprise device further to;

convert the incoming SIP request message into an outgoing WebRTC session description token; and

send the outgoing WebRTC session description token to a target device representing a second endpoint of the WebRTC interactive session.

11. The system of claim 10, wherein the one or more enterprise policies comprises origination policies, termination policies, or a combination thereof, of the enterprise SIP engine.

12. The system of claim 10, further comprising:

a media server;

the enterprise SIP engine to apply the one or more enterprise policies based on the outgoing SIP request message by;

sending the incoming WebRTC session description token to the media server; and

including a media WebRTC session description token in the incoming SIP request message; and

the media server to;

generate the media WebRTC session description token; and

send the media WebRTC session description token to the enterprise SIP engine.

13. The system of claim 10, further comprising:

the enterprise SIP engine, responsive to applying the one or more enterprise policies, further to send a SIP error code to the enterprise device, wherein the SIP error code indicates a rejection of the outgoing SIP request message by the enterprise SIP engine.

14. The system of claim 13, further comprising:

the session token converter, responsive to the enterprise device receiving the SIP error code, to end an attempted WebRTC interactive session.

15. The system of claim 10, further comprising:

the session token converter, further to;

receive an incoming WebRTC session description response token; and

generate an outgoing SIP response message, wherein the outgoing SIP response message comprises;

the incoming WebRTC session description response token; and

an acknowledgment that the WebRTC interactive session sought by the incoming WebRTC session description response token is accepted; and

send the outgoing SIP response message to the enterprise SIP engine;

the enterprise SIP engine further to;

complete establishment of an interactive session; and

send an incoming SIP response message to the enterprise device; and

the session token converter further to convert the incoming SIP response message into an outgoing WebRTC session description response token.

16. The system of claim 15, further comprising:

a media server;

the enterprise SIP engine further to complete establishment of the interactive session by;

sending the incoming WebRTC session description response token to the media server; and

including a media WebRTC session description response token in the incoming SIP response message; and

the media server further configured to;

completing establishment of one or more media capabilities of the interactive session; and

sending a media WebRTC session description response token to the enterprise SIP engine.

17. A non-transitory computer-readable medium having stored thereon computer-executable instructions to cause a processor to implement a method, comprising:

receiving, by a session token converter of an enterprise device representing a first endpoint of a Web Real-Time Communications (WebRTC) interactive session within an enterprise network, an incoming WebRTC session description token;

generating, by the session token converter, a first Session Initiation Protocol (SIP) request message, wherein the first SIP request message comprises;

the incoming WebRTC session description token;

a return destination of the enterprise device, wherein the return destination comprises one or more of a destination IP address and/or a destination port number associated with the enterprise device; and

an indicator that the first SIP request message originated from an enterprise user;

sending, by the session token converter, the first SIP request message to an enterprise SIP engine;

the enterprise SIP engine evaluating the first SIP request message, wherein evaluating the first SIP request message comprises applying an enterprise policy to one or more of (1) the incoming WebRTC session description token, (2) the return destination of the enterprise device, and/or (3) the indicator that the first SIP request message originated from an enterprise user;

based on the evaluation, the enterprise SIP engine generating a second SIP request message;

the enterprise SIP engine sending the second SIP request message to the session token converter;

receiving, by the session token converter, the second SIP request message generated by the enterprise SIP engine based on the application of one or more enterprise policies;

converting, by the session token converter, the second SIP request message into an outgoing WebRTC session description token; and

sending the outgoing WebRTC session description token to a target device representing a second endpoint of the WebRTC interactive session.

18. The non-transitory computer-readable medium of claim 17 having stored thereon the computer-executable instructions to cause the processor to implement the method, wherein the application of the one or more enterprise policies by the enterprise SIP engine comprises:

WebRTC session description token to a media server;

receiving, by the enterprise SIP engine from the media server, a media WebRTC session description token; and

including, by the enterprise SIP engine, the media WebRTC session description token in the incoming SIP request message.

19. The non-transitory computer-readable medium of claim 17 having stored thereon the computer-executable instructions to cause the processor to implement the method, further comprising:

receiving, by the session token converter, an incoming WebRTC session description response token;

generating, by the session token converter, an outgoing SIP response message, wherein the outgoing SIP response message comprises;

the incoming WebRTC session description response token; and

an acknowledgment that the WebRTC interactive session sought by the incoming WebRTC session description response token is accepted;

sending, by the session token converter, the outgoing SIP response message to the enterprise SIP engine;

receiving, by the session token converter, an incoming SIP response message from the enterprise SIP engine upon completion of establishment of the WebRTC interactive session; and

converting, by the session token converter, the incoming SIP response message into an outgoing WebRTC session description response token.

20. The non-transitory computer-readable medium of claim 19 having stored thereon the computer-executable instructions to cause the processor to implement the method, wherein completion of establishment of the WebRTC interactive session by the enterprise SIP engine comprises:

sending, by the enterprise SIP engine, the incoming WebRTC session description response token to a media server;

receiving, by the enterprise SIP engine, a media WebRTC session description response upon completion of establishment of one or more media capabilities of the WebRTC interactive session by the media server; and

including, by the enterprise SIP engine, the media WebRTC session description response token in the incoming SIP response message.