add route-to example

ok benno@

diff --git a/usr.sbin/relayd/relayd.conf.5 b/usr.sbin/relayd/relayd.conf.5
index c5a380f..50c73cb 100644 (file)
--- a/usr.sbin/relayd/relayd.conf.5
+++ b/usr.sbin/relayd/relayd.conf.5
@@ -1,4 +1,4 @@
-.\"    $OpenBSD: relayd.conf.5,v 1.209 2024/07/14 03:58:49 jsg Exp $
+.\"    $OpenBSD: relayd.conf.5,v 1.210 2024/09/21 05:37:26 aisha Exp $
 .\"
 .\" Copyright (c) 2006 - 2016 Reyk Floeter <reyk@openbsd.org>
 .\" Copyright (c) 2006, 2007 Pierre-Yves Ritschard <pyr@openbsd.org>
@@ -15,7 +15,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: July 14 2024 $
+.Dd $Mdocdate: September 21 2024 $
 .Dt RELAYD.CONF 5
 .Os
 .Sh NAME
@@ -1537,6 +1537,20 @@ redirect "dns" {
 }
 .Ed
 .Pp
+To load balance an IP address over multiple backend servers using a
+.Xr pf 4
+.Cm route-to
+directive:
+.Bd -literal -offset indent
+table <backends> { 10.100.42.71 10.100.42.72 10.100.42.73 }
+
+redirect "xmpp" {
+       listen on 10.100.42.2 tcp port 5222
+
+       route to <backends> port 5222 check tcp interface em0
+}
+.Ed
+.Pp
 The following configuration would add a relay to forward
 secure HTTPS connections to a pool of HTTP webservers
 using the