diff --git a/tests/network/index.md b/tests/network/index.md
index d047689..96635b1 100644
--- a/tests/network/index.md
+++ b/tests/network/index.md
@@ -2,4 +2,5 @@
 - [通过多 IP 达成单机百万连接](tests/network/test02)
 - [通过端口重用达成单机百万连接](tests/network/test03)
 - [一个模拟 tcpdump 的简单抓包程序](tests/network/test04)
-- [用 bridge 连接本机上的多组 veth，使其可以互相通信](tests/network/test05)
\ No newline at end of file
+- [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)
\ No newline at end of file
diff --git a/tests/network/test06/Makefile b/tests/network/test06/Makefile
new file mode 100644
index 0000000..64f3eba
--- /dev/null
+++ b/tests/network/test06/Makefile
@@ -0,0 +1,33 @@
+.PHONY: create-net1
+create-net1:
+	ip netns add net1
+	ip netns exec net1 iptables -L
+	ip netns exec net1 ip link list
+	ip netns exec net1 ifconfig
+
+.PHONY: create-veth
+create-veth:
+	ip link add veth1 type veth peer name veth1_p
+	ip link set veth1 netns net1
+	ip link list
+	ip netns exec net1 ip link list
+
+.PHONY: start-veth
+start-veth:
+	ip addr add 192.168.0.100/24 dev veth1_p
+	ip netns exec net1 ip addr add 192.168.0.101/24 dev veth1
+	ip link set dev veth1_p up 
+	ip netns exec net1 ip link set dev veth1 up 
+	ifconfig
+	ip netns exec net1 ifconfig
+	
+.PHONY: ping
+ping:
+	ip netns exec net1 ping 192.168.0.100 -I veth1
+
+.PHONY: clean
+clean:
+	ip link delete veth1_p
+	ip link list 
+	ip netns del net1
+	ip netns list
diff --git a/tests/network/test06/index.md b/tests/network/test06/index.md
new file mode 100644
index 0000000..08f993d
--- /dev/null
+++ b/tests/network/test06/index.md
@@ -0,0 +1,29 @@
+创建网络环境1
+
+```sh
+# make create-net1
+```
+
+创建一对儿 veth，并把一头放到 net1中。分别在母机和 net1 中查看设备信息
+
+```sh
+# make create-veth
+```
+
+配置 IP 并启动 veth
+
+```sh
+# make start-veth
+```
+
+ping一下试试
+
+```sh
+# make ping
+```
+
+实验结果后，清理实验环境
+
+```sh
+# make clean
+```
\ No newline at end of file