From a84b1e02015deab1ee12f60e203b101cf00a9d76 Mon Sep 17 00:00:00 2001
From: Justin Kilpatrick <justin@althea.net>
Date: Tue, 18 Jun 2024 11:23:12 -0400
Subject: [PATCH] Tune arp table size

This is required for routers with a large number (more than 200) direct
neighbors.
---
 firmware-root/etc/sysctl.conf | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/firmware-root/etc/sysctl.conf b/firmware-root/etc/sysctl.conf
index dbeedba..4114996 100644
--- a/firmware-root/etc/sysctl.conf
+++ b/firmware-root/etc/sysctl.conf
@@ -1,3 +1,6 @@
 # Defaults are configured in /etc/sysctl.d/* and can be customized in this file
 net.netfilter.nf_conntrack_max=65536
 fs.file-max=65536
+net.ipv6.neigh.default.gc_thresh3 = 4096
+net.ipv6.neigh.default.gc_thresh2 = 2048
+net.ipv6.neigh.default.gc_thresh1 = 1024