device: 0.735 PID: 0.577 graphic: 0.547 socket: 0.508 performance: 0.499 network: 0.458 ppc: 0.373 register: 0.303 vnc: 0.296 permissions: 0.246 x86: 0.242 hypervisor: 0.226 debug: 0.219 arm: 0.210 semantic: 0.207 architecture: 0.195 risc-v: 0.191 kernel: 0.169 files: 0.168 VMM: 0.159 TCG: 0.148 boot: 0.117 user-level: 0.108 peripherals: 0.095 i386: 0.095 KVM: 0.083 mistranslation: 0.054 virtual: 0.047 assembly: 0.040 Unable To Open UDP Port Description of problem: Unable to forward UDP port Steps to reproduce: Used **..\qemu-system-x86_64.exe" -smp 4 -accel whpx -hda ".\ubuntu01.qcow2" -m 8G -vga std -net nic -net user,hostfwd=tcp::80-:80,hostfwd=tcp::443-:443,hostfwd=tcp::10000-:10000,hostfwd=udp::10000-:10000**__ to run qemu. Additional information: I want to use 10000(UDP) port at my server i used upper command to run my Qemu server as i was using it for TCP ports. Here are the logs:
**AT Guest(UBUNTU):**
10000/tcp ALLOW Anywhere
10000/udp ALLOW Anywhere

**AT Host(Windows):**
_**FOR TCP 10000 (IT'S WORKING)**_
Starting portqry.exe -n 127.0.0.1 -e 10000 -p TCP ...
Querying target system called:
127.0.0.1
Attempting to resolve IP address to a name...
IP address resolved to DESKTOP-Node001
querying...
TCP port 10000 (unknown service): LISTENING
portqry.exe -n 127.0.0.1 -e 10000 -p TCP exits with return code 0x00000000.

_**FOR UDP 10000 (IT'S NOT WORKING)**_
Starting portqry.exe -n 127.0.0.1 -e 10000 -p UDP ...
Querying target system called:
127.0.0.1
Attempting to resolve IP address to a name...
IP address resolved to DESKTOP-Node001
querying...
UDP port 10000 (unknown service): LISTENING or FILTERED
portqry.exe -n 127.0.0.1 -e 10000 -p UDP exits with return code 0x00000002.