Appeal 2007-0351
Application 09/963,737
response to receipt of a communication from at least one of the plurality of
clients, the method and system determine a primary load balancer and a
backup load balancer for handling the communication, and store an identity
of the primary load balancer and the backup load balancer corresponding to
the communication in each of the plurality of load balancers. If the primary
load balancer is not available when the communication is forwarded to the
primary load balancer, then the communication is forwarded to the
predetermined backup load balancer. The communication is then forwarded
by the backup load balancer to at least one of the plurality of servers.
Claim 21 is representative of the claims on appeal, and it reads as
follows:
21. A method of load balancing connections between a plurality of
servers and a plurality of clients, wherein a plurality of load balancers couple
said plurality of servers and said plurality of clients, said method
comprising:
in response to a receiving load balancer out of said plurality of load
balancers receiving a communication from at least one of said plurality of
clients, determining a primary load balancer and a backup load balancer for
handling said communication;
storing an identity of said primary load balancer and said backup load
balancer corresponding to said communication in each of said plurality of
load balancers;
forwarding said communication to said primary load balancer for
transmission to at least one of said plurality of servers; and
in response to determining said primary load balancer is not available,
forwarding said communication to said determined backup load balancer for
transmission to at least one of said plurality of servers.
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Last modified: September 9, 2013