diff --git a/lib/subnet.sh b/lib/subnet.sh
index 5b7aaff..3cf6e7e 100644
--- a/lib/subnet.sh
+++ b/lib/subnet.sh
@@ -17,8 +17,8 @@ function check_subnet_exist {
     print_in_color "${COLOR_GREY}" "Check in linux if ${subnet_name} exist"
     ip                  link show | grep -E '^[0-9]*:'|sed -e 's/ //g' | cut -d: -f 2 | grep "br-${subnet_id}"       > /dev/null || return 1
     ip -n "${vpc_name}" link show | grep -E '^[0-9]*:'|sed -e 's/ //g' | cut -d: -f 2 | grep "br-${subnet_id}"       > /dev/null || return 1
-    ip                  link show | grep -E '^[0-9]*:'|sed -e 's/ //g' | cut -d: -f 2 | grep "veth-${subnet_id}-ext" > /dev/null || return 1
-    ip -n "${vpc_name}" link show | grep -E '^[0-9]*:'|sed -e 's/ //g' | cut -d: -f 2 | grep "veth-${subnet_id}-int" > /dev/null || return 1
+    ip                  link show | grep -E '^[0-9]*:'|sed -e 's/ //g' | cut -d: -f 2 | grep "vs-${subnet_id}-e" > /dev/null || return 1
+    ip -n "${vpc_name}" link show | grep -E '^[0-9]*:'|sed -e 's/ //g' | cut -d: -f 2 | grep "vs-${subnet_id}-i" > /dev/null || return 1
     ip                  link show | grep -E '^[0-9]*:'|sed -e 's/ //g' | cut -d: -f 2 | grep "vxlan-${vxlan_id}"       > /dev/null || return 1
     return 0
 
@@ -45,7 +45,7 @@ function create_subnet {
         add_in_db "subnet" "${subnet_name}" "${vpc_name}" "${vxlan_id}" "${local_ip}" "${gateway_ip}" "${subnet}"
 
         print_in_color "${COLOR_GREEN}" "  - create veth"
-        ip link add "veth-${subnet_id}-ext" type veth peer name "veth-${subnet_id}-int" netns "${vpc_name}"
+        ip link add "vs-${subnet_id}-e" type veth peer name "vs-${subnet_id}-int" netns "${vpc_name}"
 
         print_in_color "${COLOR_GREEN}" "  - add bridges"
         brctl addbr "br-${subnet_id}"
@@ -61,16 +61,16 @@ function create_subnet {
             nolearning
 
         print_in_color "${COLOR_GREEN}" "  - add interface in bridge"
-        brctl addif "br-${subnet_id}" "veth-${subnet_id}-ext"
-        ip netns exec "${vpc_name}" brctl addif "br-${subnet_id}" "veth-${subnet_id}-int"
+        brctl addif "br-${subnet_id}" "vs-${subnet_id}-e"
+        ip netns exec "${vpc_name}" brctl addif "br-${subnet_id}" "vs-${subnet_id}-i"
         brctl addif "br-${subnet_id}" "vxlan-${vxlan_id}"
     
 
         print_in_color "${COLOR_GREEN}" "  - up interface"
-        ip                  link set up dev "veth-${subnet_id}-ext"
+        ip                  link set up dev "vs-${subnet_id}-e"
         ip                  link set up dev "vxlan-${vxlan_id}"
         ip                  link set up dev "br-${subnet_id}"
-        ip -n "${vpc_name}" link set up dev "veth-${subnet_id}-int"
+        ip -n "${vpc_name}" link set up dev "vs-${subnet_id}-i"
         ip -n "${vpc_name}" link set up dev "br-${subnet_id}"
 
         
@@ -82,7 +82,7 @@ function create_subnet {
         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
 
-        generate_dhcp_file "${subnet}" "${vpc_name}_br-${subnet_id}" "${gateway_ip}"
+        #generate_dhcp_file "${subnet}" "${vpc_name}_br-${subnet_id}" "${gateway_ip}"
         systemctl start "dnsmasq@${vpc_name}_br-${subnet_id}.service"
 
     }
@@ -114,4 +114,4 @@ function delete_subnet {
     print_in_color "${COLOR_GREY}" "Try to delete ${vpc_name}"
     count_in_db "subnet" "${vpc_name}"
     [ "$?" -eq "0" ] && delete_vpc "${vpc_name}"
-}
\ No newline at end of file
+}