diff --git a/yocto/meta-quectel-app/recipes/set-jumbo-frame/files/set_jumbo_frame.sh b/yocto/meta-quectel-app/recipes/set-jumbo-frame/files/set_jumbo_frame.sh
index 12f16b0150..cf914bd8cf 100644
--- a/yocto/meta-quectel-app/recipes/set-jumbo-frame/files/set_jumbo_frame.sh
+++ b/yocto/meta-quectel-app/recipes/set-jumbo-frame/files/set_jumbo_frame.sh
@@ -50,6 +50,9 @@ do_set_jumbo_frame () {
                 
                 route add default gw $SUBNET_NETMASK  > /dev/null
 
+                touch /etc/resolv.conf
+                echo "nameserver $SUBNET_NETMASK" > /etc/resolv.conf
+
                 echo "ip addr show eth$n...."
                 ip addr show eth$n > /dev/null
                 rc=$?