diff --git a/pve-netconfig-watch.sh b/pve-netconfig-watch.sh
new file mode 100644
index 0000000..ca65da3
--- /dev/null
+++ b/pve-netconfig-watch.sh
@@ -0,0 +1,23 @@
+#!/bin/bash
+# Surveille les événements netlink et déclenche la synchronisation /etc/hosts
+set -u
+
+SCRIPT="/usr/local/sbin/pve-netconfig.sh"
+DEBOUNCE=15   # secondes d'anti-rebond
+
+last_run=0
+
+ip -4 monitor address | while read -r line; do
+    case "$line" in
+        *vmbr0*|*vmbr1*) ;;
+        *) continue ;;
+    esac
+    now=$(date +%s)
+    if (( now - last_run < DEBOUNCE )); then
+        continue
+    fi
+    last_run=$now
+    sleep "$DEBOUNCE"
+    logger -t pve-netconfig-watch "Changement d'adresse détecté : $line"
+    "$SCRIPT" sync-hosts
+done
\ No newline at end of file