IP Library Granted Patent US 8,644,159
Granted Patent B2
US 8,644,159 · App. 13/557,909 · Granted Feb 4, 2014

System and method for location, time-of-day, and quality-of-service based prioritized access control

Inventors: Thusitha Jayawardena (Holmdel, NJ); Gustavo de los Reyes (Fair Haven, NJ)
Assignee: AT&T Intellectual Property I, L.P.
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Quick Facts
Patent No.
US 8,644,159
App. No.
13/557,909
Granted
Feb 4, 2014
Kind
B2
Abstract

A priority server for a provider network includes a traffic volume detection module, a traffic analyzer module, and a rules module. The traffic volume detection module receives operational information from the provider network and determines that a host is experiencing a flash event based upon the operational information. The traffic analyzer module determines that the flash event is not a distributed denial of service attack on the host. When it is determined that the flash event is not a distributed denial of service attack, the rules module provides a priority rule to an access router that is coupled to the host.

Claims (34)

1. A priority server for a provider network, comprising:

a memory that stores instructions;

a processor that executes the instructions to perform operations, the operations comprising:

receiving operational information from the provider network;

determining that a host on the provider network is experiencing a flash event based upon the operational information;

determining that the flash event is not a distributed denial of service attack on the host; and

providing a priority rule to an access router in the provider network that is coupled to the host in response to determining that the flash event is not a distributed denial of service attack.

2. The priority server of claim 1 , wherein a characteristic of packets routed in the provider network that are associated with the flash event includes a geographic location that is a source of the packets, and wherein the priority rule is based upon the characteristic.

3. The priority server of claim 1 , wherein a characteristic of packets routed in the provider network that are associated with the flash event includes a time at which the packets entered the provider network, and wherein the priority rule is based upon the characteristic.

4. The priority server of claim 3 , wherein the time includes a time zone.

5. The priority server of claim 3 , wherein the time includes a range of times.

6. The priority server of claim 1 , wherein a characteristic of packets routed in the provider network that are associated with the flash event includes a port of the host that is a target of the packets, and wherein the priority rule is based upon the characteristic.

7. The priority server of claim 1 , wherein a characteristic of packets routed in the provider network that are associated with the flash event includes a particular network protocol that is associated with the packets, and wherein the priority rule is based upon the characteristic.

8. A method of prioritizing traffic in a provider network, comprising:

receiving, at a server, operational information from the provider network;

determining, by utilizing instructions from memory that are executed by a processor of the server, that a host on the provider network is experiencing a flash event based upon the operational information;

determining that the flash event is not a distributed denial of service attack on the host; and

in response to determining that the flash event is not a distributed denial of service attack, providing a priority rule to an access router in the provider network that is coupled to the host, wherein the priority rule is based upon a characteristic of packets routed in the provider network that are associated with the flash event.

9. The method of claim 8 , wherein the characteristic includes a geographic location that is a source of the packets.

10. The method of claim 8 , wherein the characteristic includes a time at which the packets entered the provider network.

11. The method of claim 10 , wherein the time includes a time zone.

12. The method of claim 11 , wherein the time includes a range of times.

13. The method of claim 8 wherein the characteristic includes a port of the host that is a target of the packets.

14. The method of claim 8 , wherein the characteristic includes a particular network protocol that is associated with the packets.

15. A computer-readable device for managing prioritized access rules, wherein the computer-readable device includes instructions, which when loaded and executed by a processor, cause the processor to perform operations comprising:

receiving operational information from a provider network;

determining that a host on the provider network is experiencing a flash event based upon the operational information;

determining that the flash event is not a distributed denial of service attack on the host; and

in response to determining that the flash event is not a distributed denial of service attack, providing a priority rule to an access router in the provider network that is coupled to the host.

16. The computer-readable device of claim 15 , wherein the characteristic includes a geographic location that is a source of the packets.

17. The computer-readable device of claim 15 , wherein the characteristic includes a time at which the packets entered the provider network.

18. The computer-readable device of claim 17 , wherein the time includes a time zone.

19. The computer-readable device of claim 15 , wherein the characteristic includes a port of the host that is a target of the packets.

20. The computer-readable device of claim 15 , wherein the characteristic includes a particular network protocol that is associated with the packets.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 23, 2013
From: JAYAWARDENA, THUSITHA; DE LOS REYES, GUSTAVO
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 031067/0339 →
Continuity (2)
Continuation 12636198 · Dec 11, 2009
Related Publication 20120291128A1 · Nov 15, 2012