US 12,407,566 B1
Network rack of host server computers with increased network availability
Mark Kamichoff, Ashburn, VA (US); Chinchu Merine Joseph, Cupertino, CA (US); Tahsin Erdogan, Kirkland, WA (US); Ke Zhang, San Jose, CA (US); James Paul Rivers, Capitola, CA (US); Shrawan Chittoor Surender, Pleasanton, CA (US); Shriram Srinivasan, Cupertino, CA (US); Colin Whittaker, Dublin (IE); Yuan Yuan, San Jose, CA (US); Abhishek Vinayak Naik, Campbell, CA (US); and Leonid Livak, San Jose, CA (US)
Assigned to Amazon Technologies, Inc., Seattle, WA (US)
Filed by Amazon Technologies, Inc., Seattle, WA (US)
Filed on Sep. 27, 2023, as Appl. No. 18/373,773.
Int. Cl. G06F 15/173 (2006.01); H04L 41/0686 (2022.01); H04L 47/125 (2022.01)
CPC H04L 41/0686 (2013.01) [H04L 47/125 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A method of connecting a rack of host server computers to a network, the method comprising:
establishing communications between a host server computer in the rack with at least two Top-of-Rack (ToR) switches coupled in parallel to the host server computer;
transmitting an operational status of the host server computer from the host server computer to each of the ToR switches;
transmitting an operational status of each of the ToR switches to the host server computer; and
transmitting network traffic to the host server computer through each of the ToR switches;
wherein the host server computer has a floating Internet Protocol (IP) address that is not a subnet of addresses of each of the ToR switches.