diff --git a/agent.sh b/agent.sh
index 5575097..c847469 100644
--- a/agent.sh
+++ b/agent.sh
@@ -64,19 +64,12 @@ function start_vm {
 
 function stop_vm {
     DEFINE_string  'vm_name'     '-'    'VM NAME'               'm'
-    DEFINE_string  'subnet_name' '-'    'Subnet NAME'           's'
     DEFINE_boolean 'dryrun'      false  'Enable dry-run mode'   'd'
   
     FLAGS "$@" || exit $?
     eval set -- "${FLAGS_ARGV}"
 
-    # delete qemu
-    # check how many qemu in subnet
-    # if qemu number = 0
-        delete_subnet "${FLAGS_subnet_name}"
-    #   check subnet number in vpc
-    #   if subnet number =0
-    #   delete_vpc "${FLAGS_vpc_name}"
+    qemu_stop_vm "${FLAGS_vm_name}"
 
 }
 
diff --git a/lib/qemu.sh b/lib/qemu.sh
index a8fea7e..c79f642 100644
--- a/lib/qemu.sh
+++ b/lib/qemu.sh
@@ -2,6 +2,7 @@
 
 . ./lib/numbers.sh
 . ./lib/colors.sh
+. ./lib/db.sh
 
 function create_tap {
     local tap_id="${1}"
@@ -24,6 +25,7 @@ function qemu_start_vm {
     local mac="$(find_mac "${vpc_name}_br-${subnet_id}" "${ip}")"
 
     print_in_color "${COLOR_GREEN}"  "Create tap tap${tap_id}"
+    add_in_db "vm" "${vm_name}" "${subnet_name}" "${tap_id}"
     create_tap "${tap_id}" "br-${subnet_id}" "${vpc_name}"
 
     print_in_color "${COLOR_GREEN}"  "Start vm ${vm_name}"
@@ -34,9 +36,35 @@ function qemu_start_vm {
       -smp 1 \
       -serial "unix:/tmp/${vm_name}.sock,server,nowait" \
       -monitor "unix:/tmp/${vm_name}.mon-sock,server,nowait" \
+      -qmp "unix:/tmp/${vm_name}.qmp-sock,server,nowait" \
       -display "none" \
       -drive "file=${volume_path},if=virtio" \
       -netdev "tap,id=net0,ifname=tap${tap_id},script=no,downscript=no" \
       -device "virtio-net-pci,netdev=net0,mac=${mac}" \
       -daemonize
+}
+
+function qemu_stop_vm {
+    local vm_name="${1}"
+    local vm_def=$(get_from_db "vm" "${vm_name}")
+    local subnet_name="$(echo "${vm_def}" | cut -d\; -f 2)"
+    local tap_id="$(echo "${vm_def}" | cut -d\; -f 3)"
+    local subnet_def=$(get_from_db "subnet" "${subnet_name}")
+    local vpc_name="$(echo "${subnet_def}" | cut -d\; -f 2)"
+
+
+    local unix_path="/tmp/${vm_name}.qmp-sock"
+
+    print_in_color "${COLOR_RED}" "Stop ${vm_name}"
+    echo '{ "execute": "qmp_capabilities" }' | socat - UNIX-CONNECT:"${unix_path}"
+    echo '{ "execute": "system_powerdown" }' | socat - UNIX-CONNECT:"${unix_path}"
+
+
+    print_in_color "${COLOR_RED}" "Delete tap${tap_id}"
+    ip -n "${vpc_name}" link del dev "tap${tap_id}"
+    delete_in_db "vm" "${vm_name}"
+
+    print_in_color "${COLOR_GREY}" "Try to delete ${subnet_name}"
+    count_in_db "vm" "${subnet_name}"
+    [ "$?" -eq "0" ] && delete_subnet "${subnet_name}"
 }
\ No newline at end of file