nginx.conf

nginx.conf

mail {
        auth_http localhost:9000/cgi-bin/auth;

        pop3_capabilities "TOP" "USER";
        imap_capabilities "IMAP4ver1" "UIDPLUS";
        smtp_capabilities "SIZE 10240000" "VRFY" "ETRN" "ENHANCEDSTATUSCODES" "8BITMIME" "DSN" "AUTH PLAIN LOGIN";

        server{
                listen 110;
                protocol pop3;
                proxy on;
        }

        server {
                listen 143;
                protocol imap;
                proxy on;
        }

        server {
                listen 25;
                protocol smtp;
                proxy on;
        }
}