Patent ID: 7457877
Filing Date: 2008-11-25
Classification: H04L

Abstract:
1. A method for responding to a request for an address, comprising: receiving, from a source, a request for an address associated with a host name; identifying a plurality of mirrored websites associated with the host name; communicating a query to one or more of the mirrored websites that requests a round trip time determination for sending a message from the mirrored website to the source; receiving from one or more of the mirrored websites the round trip time determination; and selecting one of the plurality of mirrored websites based at least in part on one or more of the round trip time determinations; wherein the query requests that the mirrored websites determine the round trip time by: wherein a TCP network communication protocol is used, the first data packet comprising an unsolicited SYN ACK packet and the second data packet comprising a reset (RST) packet.