diff --git a/.gitignore b/.gitignore
index c14bdb15..1fff940a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 *~
+.claude
 .gdb_history
 /.backup
 /.ccache
diff --git a/board/aarch64/bananapi-bpi-r3/rootfs/usr/share/product/bananapi,bpi-r3/etc/factory-config.cfg b/board/aarch64/bananapi-bpi-r3/rootfs/usr/share/product/bananapi,bpi-r3/etc/factory-config.cfg
index 35bc99bb..259cc996 100644
--- a/board/aarch64/bananapi-bpi-r3/rootfs/usr/share/product/bananapi,bpi-r3/etc/factory-config.cfg
+++ b/board/aarch64/bananapi-bpi-r3/rootfs/usr/share/product/bananapi,bpi-r3/etc/factory-config.cfg
@@ -99,7 +99,6 @@
       {
         "name": "wan",
         "type": "infix-if-type:ethernet",
-        "ietf-ip:ipv6": {},
         "ietf-ip:ipv4": {
           "infix-dhcp-client:dhcp": {
             "option": [
diff --git a/board/aarch64/friendlyarm-nanopi-r2s/rootfs/usr/share/product/friendlyarm,nanopi-r2s/etc/factory-config.cfg b/board/aarch64/friendlyarm-nanopi-r2s/rootfs/usr/share/product/friendlyarm,nanopi-r2s/etc/factory-config.cfg
index caa6e87b..d300780d 100644
--- a/board/aarch64/friendlyarm-nanopi-r2s/rootfs/usr/share/product/friendlyarm,nanopi-r2s/etc/factory-config.cfg
+++ b/board/aarch64/friendlyarm-nanopi-r2s/rootfs/usr/share/product/friendlyarm,nanopi-r2s/etc/factory-config.cfg
@@ -58,7 +58,6 @@
       {
         "name": "wan",
         "type": "infix-if-type:ethernet",
-        "ietf-ip:ipv6": {},
         "ietf-ip:ipv4": {
           "infix-dhcp-client:dhcp": {
             "option": [