lyallp
Veteran
Joined: 15 Jul 2004
Posts: 1608
Location: Adelaide/Australia
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 Posted: Sat Mar 01, 2025 12:41 pm Post subject: Qemu Guest (Win10) networking not working |
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Windows 10 Guest cannot see LAN nor internet.
It used to work, not long ago, not sure where things went wrong.
Any assistance would be appreciated.
My home LAN is quite simple, no vlans, subnets, etc.
Host is Gentoo
| Code: | # uname -a
Linux Lyalls-PC 6.12.16-gentoo #1 SMP PREEMPT_DYNAMIC Sat Mar 1 21:36:02 ACDT 2025 x86_64 Intel(R) Core(TM) i7-7700 CPU @ 3.60GHz GenuineIntel GNU/Linux |
| Code: | app-emulation/qemu
Installed versions: 9.1.2^t(04:17:01 21/02/25)(aio alsa bzip2 curl fdt filecaps fuse gnutls gtk io-uring jemalloc jpeg keyutils multipath ncurses nls opengl oss pam pin-upstream-blobs pipewire plugins png pulseaudio python sasl sdl sdl-image seccomp slirp spice ssh udev usb usbredir vde vhost-net virgl virtfs vnc vte xattr zstd -accessibility -bpf -capstone -debug -doc -glusterfs -infiniband -iscsi -jack -lzo -nfs -numa -rbd -selinux -smartcard -snappy -static-user -systemtap -test -xdp -xen PYTHON_TARGETS="python3_12 -python3_11 -python3_13" QEMU_SOFTMMU_TARGETS="x86_64 -aarch64 -alpha -arm -avr -cris -hppa -i386 -loongarch64 -m68k -microblaze -microblazeel -mips -mips64 -mips64el -mipsel -or1k -ppc -ppc64 -riscv32 -riscv64 -rx -s390x -sh4 -sh4eb -sparc -sparc64 -tricore -xtensa -xtensaeb" QEMU_USER_TARGETS="x86_64 -aarch64 -aarch64_be -alpha -arm -armeb -cris -hexagon -hppa -i386 -loongarch64 -m68k -microblaze -microblazeel -mips -mips64 -mips64el -mipsel -mipsn32 -mipsn32el -or1k -ppc -ppc64 -ppc64le -riscv32 -riscv64 -s390x -sh4 -sh4eb -sparc -sparc64 -sparc32plus -xtensa -xtensaeb") |
Using
| Code: | app-emulation/virt-manager
Installed versions: 4.1.0-r1^t(04:29:43 02/12/24)(gui policykit -sasl -test PYTHON_SINGLE_TARGET="python3_12 -python3_10 -python3_11") |
Windows 10 guest has SPICE Guest Tools 0.141 installed as well as virtio-win-guest-tools 0.1.240
Host
| Code: | # ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 brd 127.255.255.255 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host proto kernel_lo
valid_lft forever preferred_lft forever
2: dummy0: <BROADCAST,NOARP> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether 1a:3c:7b:8d:77:da brd ff:ff:ff:ff:ff:ff
3: enp0s31f6: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
link/ether 70:4d:7b:67:83:60 brd ff:ff:ff:ff:ff:ff
inet 192.168.0.158/24 brd 192.168.0.255 scope global noprefixroute enp0s31f6
valid_lft forever preferred_lft forever
inet6 2403:580d:c215:0:3c5c:cd88:bfa:17a7/64 scope global dynamic mngtmpaddr noprefixroute
valid_lft 300sec preferred_lft 300sec
inet6 fe80::16:cb73:9a0b:20c8/64 scope link
valid_lft forever preferred_lft forever
4: tunl0@NONE: <NOARP> mtu 1480 qdisc noop state DOWN group default qlen 1000
link/ipip 0.0.0.0 brd 0.0.0.0
5: ip_vti0@NONE: <NOARP> mtu 1480 qdisc noop state DOWN group default qlen 1000
link/ipip 0.0.0.0 brd 0.0.0.0
6: sit0@NONE: <NOARP> mtu 1480 qdisc noop state DOWN group default qlen 1000
link/sit 0.0.0.0 brd 0.0.0.0
7: virbr0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc htb state UP group default qlen 1000
link/ether 52:54:00:a8:44:e7 brd ff:ff:ff:ff:ff:ff
inet 192.168.122.1/24 brd 192.168.122.255 scope global virbr0
valid_lft forever preferred_lft forever
18: vnet1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master virbr0 state UNKNOWN group default qlen 1000
link/ether fe:54:00:dc:28:51 brd ff:ff:ff:ff:ff:ff
inet6 fe80::fc54:ff:fedc:2851/64 scope link proto kernel_ll
valid_lft forever preferred_lft forever
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Guest NIC setup
| Code: | <interface type="network">
<mac address="52:54:00:dc:28:51"/>
<source network="default" portid="b3663b2f-c3aa-4c1a-9d53-218b97a0c3a8" bridge="virbr0"/>
<target dev="vnet1"/>
<model type="e1000e"/>
<alias name="net0"/>
<address type="pci" domain="0x0000" bus="0x01" slot="0x00" function="0x0"/>
</interface>
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Guest
| Code: | C:\Users\Support>ipconfig /all
Windows IP Configuration
Host Name . . . . . . . . . . . . : Lyalls-Win10-VM
Primary Dns Suffix . . . . . . . :
Node Type . . . . . . . . . . . . : Hybrid
IP Routing Enabled. . . . . . . . : No
WINS Proxy Enabled. . . . . . . . : No
Ethernet adapter Ethernet 3:
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Intel(R) 82574L Gigabit Network Connection
Physical Address. . . . . . . . . : 52-54-00-DC-28-51
DHCP Enabled. . . . . . . . . . . : Yes
Autoconfiguration Enabled . . . . : Yes
Link-local IPv6 Address . . . . . : fe80::a893:c121:8d87:d976%13(Preferred)
IPv4 Address. . . . . . . . . . . : 192.168.122.51(Preferred)
Subnet Mask . . . . . . . . . . . : 255.255.255.0
Lease Obtained. . . . . . . . . . : Saturday, 1 March 2025 10:58:06 PM
Lease Expires . . . . . . . . . . : Sunday, 2 March 2025 12:03:05 AM
Default Gateway . . . . . . . . . : 192.168.122.1
DHCP Server . . . . . . . . . . . : 192.168.122.1
DHCPv6 IAID . . . . . . . . . . . : 374494208
DHCPv6 Client DUID. . . . . . . . : 00-01-00-01-2C-ED-FB-4A-08-00-27-1F-C4-AA
DNS Servers . . . . . . . . . . . : 192.168.122.1
NetBIOS over Tcpip. . . . . . . . : Enabled
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...Lyall |
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Networking & Security
