diff --git a/lib/subnet.sh b/lib/subnet.sh
index 91cd8dd..40976cb 100644
--- a/lib/subnet.sh
+++ b/lib/subnet.sh
@@ -33,81 +33,20 @@ function create_subnet {
     local subnet="${6}"
     local subnet_id="$(echo "${subnet_name}" | cut -d\- -f2)"
 
-    check_subnet_exist "${vpc_name}" "${subnet_name}" "${vxlan_id}" "${subnet_id}"
-    [ "$?" -eq "0" ] && \
-    {
-        print_in_color "${COLOR_ORANGE}" "Would have create ${subnet_name}"
-    } || \
-    {
-        print_in_color "${COLOR_GREEN}" "Create ${subnet_name}"
-
-        print_in_color "${COLOR_GREEN}" "  - add ${subnet_name} in db"
-        add_in_db "subnet" "${subnet_name}" "${vpc_name}" "${vxlan_id}" "${local_ip}" "${gateway_ip}" "${subnet}"
-
-        print_in_color "${COLOR_GREEN}" "  - create veth"
-        ip link add "v-${subnet_id}-e" type veth peer name "v-${subnet_id}-i" netns "${vpc_name}"
-
-        print_in_color "${COLOR_GREEN}" "  - add bridges"
-        brctl addbr "br-${subnet_id}"
-        brctl stp   "br-${subnet_id}" off
-        ip netns exec "${vpc_name}" brctl addbr "br-${subnet_id}"
-        ip netns exec "${vpc_name}" brctl stp   "br-${subnet_id}" off
-
-        print_in_color "${COLOR_GREEN}" "  - add vxlan"
-        ip link add "vxlan-${vxlan_id}" type vxlan \
-            id "${vxlan_id}" \
-            dstport 4789 \
-            local "${local_ip}" \
-            nolearning
-
-        print_in_color "${COLOR_GREEN}" "  - add interface in bridge"
-        brctl addif "br-${subnet_id}" "v-${subnet_id}-e"
-        ip netns exec "${vpc_name}" brctl addif "br-${subnet_id}" "v-${subnet_id}-i"
-        brctl addif "br-${subnet_id}" "vxlan-${vxlan_id}"
-    
-
-        print_in_color "${COLOR_GREEN}" "  - up interface"
-        ip                  link set up dev "v-${subnet_id}-e"
-        ip                  link set up dev "vxlan-${vxlan_id}"
-        ip                  link set up dev "br-${subnet_id}"
-        ip -n "${vpc_name}" link set up dev "v-${subnet_id}-i"
-        ip -n "${vpc_name}" link set up dev "br-${subnet_id}"
-
-        
-        print_in_color "${COLOR_GREEN}" "  - add subnet ip"
-        ip -n "${vpc_name}" a add "${gateway_ip}/32" dev "br-${subnet_id}"
-        print_in_color "${COLOR_GREEN}" "  - add subnet route"
-        ip -n "${vpc_name}" r add "${subnet}"     dev "br-${subnet_id}" scope link
-        print_in_color "${COLOR_GREEN}" "  - add subnet firewall"
-        ebtables -A FORWARD --out-interface "br-${subnet_id}" -p arp --arp-op Request --arp-ip-dst "${gateway_ip}" -j DROP
-        ebtables -A FORWARD --out-interface "br-${subnet_id}" -p IPv4 --ip-protocol udp --ip-source-port 67:68 --ip-destination-port 67:68 -j DROP
-
-        /opt/two/bin/dhcp -name "${vpc_name}_br-${subnet_id}" -subnet "${subnet}" -gateway "${gateway_ip}"
-    }
+    /opt/two/bin/subnet -action create \
+      -cidr "${subnet}" \
+      -gateway-ip "${gateway_ip}" \
+      -local-ip "${local_ip}" \
+      -name "${subnet_name}" \
+      -vpc "${vpc_name}" \
+      -vxlan-id "${vxlan_id}"
     return 0
 }
 
 function delete_subnet {
     local subnet_name="${1}"
-    local subnet_id="$(echo "${subnet_name}" | cut -d\- -f2)"
-
-    subnet_def=$(get_from_db "subnet" "${subnet_name}")
-    local vpc_name="$(echo "${subnet_def}" | cut -d\; -f 2)"
-    local vxlan_id="$(echo "${subnet_def}" | cut -d\; -f 3)"
-    local gateway_ip="$(echo "${subnet_def}" | cut -d\; -f 5)"
-    local subnet="$(echo "${subnet_def}" | cut -d\; -f 6)"
-
-    print_in_color "${COLOR_RED}" "Delete ${subnet_name}"
-    delete_in_db "subnet" "${subnet_name}"
-    ip -n "${vpc_name}" route del "${subnet}" dev "br-${subnet_id}"
-    ip                  link  del dev "vxlan-${vxlan_id}"
-    systemctl stop "dnsmasq@${vpc_name}_br-${subnet_id}.service"
-    rm /etc/dnsmasq.d/${vpc_name}_br-${subnet_id}.conf
-    ebtables -D FORWARD -p arp --arp-op Request --arp-ip-dst "${gateway_ip}" --out-interface "br-${subnet_id}" -j DROP
-    ebtables -D FORWARD --out-interface "br-${subnet_id}" -p IPv4 --ip-protocol udp --ip-source-port 67:68 --ip-destination-port 67:68 -j DROP
-    ip                  link  del dev "br-${subnet_id}"
-    ip -n "${vpc_name}" link  del dev "br-${subnet_id}"
-    ip                  link  del dev "v-${subnet_id}-e"
+    
+    /opt/two/bin/subnet -action delete -name "${subnet_name}"
 
     print_in_color "${COLOR_GREY}" "Try to delete ${vpc_name}"
     count_in_db "subnet" "${vpc_name}"