* [pve-devel] [PATCH docs] Update SDN docs example to use sysctl.d over sysctl.conf.
@ 2026-01-27 10:55 Manuel Federanko
0 siblings, 0 replies; only message in thread
From: Manuel Federanko @ 2026-01-27 10:55 UTC (permalink / raw)
To: pve-devel; +Cc: Lukas Wagner
Debian trixie does not read /etc/sysctl.conf anymore [1]
[1] https://www.debian.org/releases/trixie/release-notes/issues.html#etc-sysctl-conf-is-no-longer-honored
Suggested-by: Lukas Wagner <l.wagner@proxmox.com>
Signed-off-by: Manuel Federanko <m.federanko@proxmox.com>
---
pvesdn.adoc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/pvesdn.adoc b/pvesdn.adoc
index d20a0eb..f404f11 100644
--- a/pvesdn.adoc
+++ b/pvesdn.adoc
@@ -1408,7 +1408,7 @@ If you have multiple gateway nodes, you should disable the `rp_filter` (Strict
Reverse Path Filter) option, because packets can arrive at one node but go out
from another node.
-Add the following to `/etc/sysctl.conf`:
+Create a drop-in sysctl file `/etc/sysctl.d/99-rp-filter.conf`:
-----
net.ipv4.conf.default.rp_filter=0
--
2.47.3
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