1 Long: haproxy-protocol 2 Help: Send HAProxy PROXY protocol v1 header 3 Protocols: HTTP 4 Added: 7.60.0 5 Category: http proxy 6 --- 7 Send a HAProxy PROXY protocol v1 header at the beginning of the connection. This 8 is used by some load balancers and reverse proxies to indicate the client's 9 true IP address and port. 10 11 This option is primarily useful when sending test requests to a service that 12 expects this header. 13