Merge pull request #747 from riccieri/patch-1

+ * Documentation: add IP forwarding config to archlinux guide Upstream-commit: 5324614410efc2e69d6f78a78763fde6bc3cba2d Component: engine
2013-05-30 11:59:53 -07:00
parent 3224305e04 f05f5b2a20
commit d94ac95c85
1 changed files with 18 additions and 0 deletions
@@ -67,3 +67,21 @@ To start on system boot:
 ::

    sudo systemctl enable docker
+    
+Network Configuration
+---------------------
+
+IPv4 packet forwarding is disabled by default on Arch, so internet access from inside
+the container may not work.
+
+To enable the forwarding, run as root on the host system:
+
+::
+
+    sysctl net.ipv4.ip_forward=1
+    
+And, to make it persistent across reboots, enable it on the host's **/etc/sysctl.conf**:
+
+::
+
+    net.ipv4.ip_forward=1