diff --git a/uncloud/hack/hackcloud/foo b/uncloud/hack/hackcloud/foo
new file mode 100644
index 0000000..1033abf
--- /dev/null
+++ b/uncloud/hack/hackcloud/foo
@@ -0,0 +1,2 @@
+tap0
+tap0
diff --git a/uncloud/hack/hackcloud/ifup.sh b/uncloud/hack/hackcloud/ifup.sh
new file mode 100755
index 0000000..95bfe5a
--- /dev/null
+++ b/uncloud/hack/hackcloud/ifup.sh
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+echo $@ >> foo
+
+dev=$1; shift
+
+# bridge is setup from outside
+ip link set dev "$dev" master ${bridge}
diff --git a/uncloud/hack/hackcloud/net.sh b/uncloud/hack/hackcloud/net.sh
new file mode 100755
index 0000000..e56822f
--- /dev/null
+++ b/uncloud/hack/hackcloud/net.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+netid=100
+dev=wlp2s0
+dev=wlp0s20f3
+dev=wlan0
+
+vxlandev=vxlan${netid}
+bridgedev=br${netid}
+
+ip -6 link add ${vxlandev} type vxlan \
+    id ${netid} \
+    dstport 4789 \
+    group ff05::${netid} \
+    dev ${dev} \
+    ttl 5
+
+ip link set ${vxlandev} up
+
+ip link add ${bridgedev} type bridge
+ip link set ${bridgedev} up
diff --git a/uncloud/hack/hackcloud/vm.sh b/uncloud/hack/hackcloud/vm.sh
new file mode 100755
index 0000000..2a8b794
--- /dev/null
+++ b/uncloud/hack/hackcloud/vm.sh
@@ -0,0 +1,48 @@
+#!/bin/sh
+
+vmid=$1; shift
+
+qemu=/usr/bin/qemu-system-x86_64
+
+accel=kvm
+accel=tcg
+
+memory=1024
+cores=2
+uuid=732e08c7-84f8-4d43-9571-263db4f80080
+
+export bridge=br100
+
+$qemu -name uc${vmid} \
+      -machine pc,accel=${accel} \
+      -m ${memory} \
+      -smp ${cores} \
+      -uuid ${uuid} \
+      -drive file=alpine-virt-3.11.2-x86_64.iso,media=cdrom \
+      -netdev tap,id=netmain,script=./ifup.sh \
+      -device virtio-net-pci,netdev=netmain,id=net0,mac=02:00:f0:a9:c4:4e
+
+
+
+exit 0
+
+-S -object secret,id=masterKey0,format=raw,file=/var/lib/libvirt/qemu/domain-17-one-24992/master-key.aes
+-machine pc-i440fx-2.8,accel=kvm,usb=off,dump-guest-core=off
+
+-m 2048
+-realtime mlock=off
+-smp 1,sockets=1,cores=1,threads=1
+-uuid 732e08c7-84f8-4d43-9571-263db4f80080 -no-user-config \
+      -nodefaults
+-chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/domain-17-one-24992/monitor.sock,server,nowait
+-mon chardev=charmonitor,id=monitor,mode=control
+-rtc base=utc -no-shutdown
+-boot strict=on
+-device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2
+-drive file=rbd:ssd/one-292-24992-0:id=libvirt:auth_supported=cephx\;none:mon_host=ceph1\:6789\;ceph2\:6789\;ceph3\:6789,format=raw,if=none,id=drive-virtio-disk0,cache=none
+-device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x4,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1
+-drive file=/var/lib/one//datastores/104/24992/disk.1,format=raw,if=none,id=drive-ide0-0-0,readonly=on
+-device ide-cd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0
+-netdev tap,fd=36,id=hostnet0,vhost=on,vhostfd=38
+-device virtio-net-pci,netdev=hostnet0,id=net0,mac=02:00:f0:a9:c4:4e,bus=pci.0,addr=0x3
+-vnc [::]:4414 -device cirrus-vga,id=video0,bus=pci.0,addr=0x2 -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x5 -msg timestamp=on