1 Long: connect-to 2 Arg: <HOST1:PORT1:HOST2:PORT2> 3 Help: Connect to host 4 Added: 7.49.0 5 See-also: resolve header 6 Category: connection 7 --- 8 9 For a request to the given HOST1:PORT1 pair, connect to HOST2:PORT2 instead. 10 This option is suitable to direct requests at a specific server, e.g. at a 11 specific cluster node in a cluster of servers. This option is only used to 12 establish the network connection. It does NOT affect the hostname/port that is 13 used for TLS/SSL (e.g. SNI, certificate verification) or for the application 14 protocols. "HOST1" and "PORT1" may be the empty string, meaning "any 15 host/port". "HOST2" and "PORT2" may also be the empty string, meaning "use the 16 request's original host/port". 17 18 A "host" specified to this option is compared as a string, so it needs to 19 match the name used in request URL. It can be either numerical such as 20 "127.0.0.1" or the full host name such as "example.org". 21 22 This option can be used many times to add many connect rules. 23