Michael B Warren

US Patent:

20190089776, Mar 21, 2019

Filed:

Oct 29, 2018

Appl. No.:

16/174160

Inventors:

- Broomfield CO, US
John K. Salmon - Chappaqua NY, US
MIchael S. Warren - Santa Fe NM, US
Jeffrey G. Koller - Oxnard CA, US
Aric Hagberg - Santa Fe NM, US
Maksim Yevmenkin - Thousand Oakds CA, US
Mark Brady - Thousand Oaks CA, US
David Pfitzner - College Park, AU

International Classification:

H04L 29/08
H04L 29/06
H04L 29/12
H04L 12/24
H04L 12/26
H04W 4/02
H04W 4/021
H04W 4/20

Abstract:

A network includes a first tier of servers, a second tier of servers and a third tier of servers. The first tier of servers comprises a plurality of primary servers capable of responding to requests. The plurality of primary servers includes at least one dynamic server having a load share characteristic that is dynamically altered during a first period in time and at least one static server having a constant load share characteristic during the first period in time. The second tier of servers includes at least two first layer overflow servers. Each of the first layer overflow servers is configured to provide response duties in the event that one or more of the primary servers is unavailable or overloaded. The third tier of servers comprising at least two second layer overflow servers. Each of the second layer overflow servers is configured to provide response duties in the event that one or more of the primary servers is unavailable or overloaded and one or more of the first layer overflow servers is unavailable or overloaded.

US Patent:

20160255146, Sep 1, 2016

Filed:

Nov 30, 2015

Appl. No.:

14/954092

Inventors:

- BROOMFIELD CO, US
John K. Salmon - Chappaqua NY, US
Michael S. Warren - Santa Fe NM, US
Jeffrey G. Koller - Oxnard CA, US
Aric Hagberg - Santa Fe NM, US
Maksim Yevmenkin - Thousand Oaks CA, US
Mark Brady - Thousand Oaks CA, US
David Pfitzner - College Park, AU
Ted Middleton - Moorpark CA, US

International Classification:

H04L 29/08
H04L 29/12
H04L 12/26
H04L 12/24

Abstract:

A method includes monitoring the operational status of at least some name servers in a name server network. Based on the monitoring, when an error or anomalous condition is detected at a particular name server, creating a policy to indicate the status of the particular name server. The policy is taken into account when resolving hostnames using the name server network.