diff --git a/tests/index.md b/tests/index.md
index c0630ca..2394af9 100644
--- a/tests/index.md
+++ b/tests/index.md
@@ -18,6 +18,7 @@
 - [通过多 IP 达成单机百万连接（支持c、java、php三种语言）](tests/network/test02)
 - [通过端口重用达成单机百万连接（支持c、java、php三种语言）](tests/network/test03)
 - [一个模拟 tcpdump 的简单抓包程序](tests/network/test04)
+- [简单的veth通信](tests/network/test09)
 - [用 bridge 连接本机上的多组 veth，使其可以互相通信](tests/network/test05)
 - [命令行使用 namespace 的简单实验](tests/network/test06)
 - [手工模拟实现一个可以和外部通信的容器网络](tests/network/test07)
diff --git a/tests/network/test09/Makefile b/tests/network/test09/Makefile
new file mode 100644
index 0000000..4ce1740
--- /dev/null
+++ b/tests/network/test09/Makefile
@@ -0,0 +1,25 @@
+.PHONY: create-veth
+create-veth:
+	ip link add veth1 type veth peer name veth1_p
+	ip addr add 192.168.1.1/24 dev veth1
+	ip addr add 192.168.1.2/24 dev veth1_p
+	ip link set veth1 up
+	ip link set veth1_p up
+	ifconfig
+
+.PHONY: setting
+setting:
+	echo 0 > /proc/sys/net/ipv4/conf/veth1/rp_filter
+	echo 0 > /proc/sys/net/ipv4/conf/veth1_p/rp_filter
+	echo 1 > /proc/sys/net/ipv4/conf/veth1/accept_local
+	echo 1 > /proc/sys/net/ipv4/conf/veth1_p/accept_local
+
+.PHONY: ping
+ping:
+	ping 192.168.1.2 -I veth1
+
+
+.PHONY: clean
+clean:
+	ip link delete veth1
+	ip link delete veth1_p
\ No newline at end of file
diff --git a/tests/network/test09/main.c b/tests/network/test09/main.c
new file mode 100644
index 0000000..e69de29