diff --git a/man/systemd.resource-control.xml b/man/systemd.resource-control.xml
index d5b77dc833..b6efb5b990 100644
--- a/man/systemd.resource-control.xml
+++ b/man/systemd.resource-control.xml
@@ -890,8 +890,10 @@ CPUWeight=20 DisableControllers=cpu / \
SocketBindDeny=bind-rule
- Allow or deny binding a socket address to a socket by matching it with the bind-rule and
- applying a corresponding action if there is a match.
+ Configures restrictions on the ability of unit processes to invoke bind2 on a
+ socket. Both allow and deny rules may defined that restrict which addresses a socket may be bound
+ to.
bind-rule describes socket properties such as address-family,
transport-protocol and ip-ports.
@@ -938,6 +940,13 @@ CPUWeight=20 DisableControllers=cpu / \
The feature is implemented with cgroup/bind4 and cgroup/bind6 cgroup-bpf hooks.
+
+ Note that these settings apply to any bind2
+ system call invocation by the unit processes, regardless in which network namespace they are
+ placed. Or in other words: changing the network namespace is not a suitable mechanism for escaping
+ these restrictions on bind().
+
Examples:…
# Allow binding IPv6 socket addresses with a port greater than or equal to 10000.
[Service]