diff --git a/buildroot-external/rootfs-overlay/etc/sysctl.d/60-otbr-ancillary-buffer.conf b/buildroot-external/rootfs-overlay/etc/sysctl.d/60-otbr-ancillary-buffer.conf new file mode 100644 index 000000000..7310fa753 --- /dev/null +++ b/buildroot-external/rootfs-overlay/etc/sysctl.d/60-otbr-ancillary-buffer.conf @@ -0,0 +1,3 @@ +# Increase ancillary buffer size to allow for a larger number of multicast groups +# Required for NdProxyManager::JoinSolicitedNodeMulticastGroup +net.core.optmem_max=65536