Added note re ip_forward

Signed-off-by: Chris Buckett <chrisbuckett@gmail.com>
2026-09-12 23:41:18 +02:00 · 2020-04-01 16:18:46 +01:00
parent 17e19fa848
commit f6c2782e75
1 changed files with 10 additions and 0 deletions
@@ -75,10 +75,20 @@ You may also need to make a reservation on your router's DHCP table so these add

 * Enable `bridge-nf-call-iptables`

+
 ```sh
 sudo sysctl net.bridge.bridge-nf-call-iptables=1
 ```

+and
+```
+sudo sysctl net.ipv4.ip_forward=1
+```
+
+You might need to run `sudo modprobe br_netfilter` if the either of the above commands gives an error.
+
+
+
 * Install Docker

 This installs 17.12 or newer.