[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/connectivity/network_cfg/dhcpd_conf/dhcpd.sample.conf b/src/connectivity/network_cfg/dhcpd_conf/dhcpd.sample.conf
new file mode 100644
index 0000000..2facf35
--- /dev/null
+++ b/src/connectivity/network_cfg/dhcpd_conf/dhcpd.sample.conf
@@ -0,0 +1,8 @@
+subnet 192.168.1.0 netmask 255.255.255.0 {
+    range 192.168.1.100 192.168.1.150;
+    option routers 192.168.1.1;
+    option subnet-mask 255.255.255.0;
+    option broadcast-address 192.168.1.255;
+    default-lease-time 600;
+    max-lease-time 7200;
+}