Linux Version
"Ubuntu 20.04.4 LTS (GNU/Linux 5.4.0-122-generic x86_64)"
KVM Version
Package: qemu-system-x86
Version: 1:4.2-3ubuntu6.23
Priority: optional
Section: misc
Source: qemu
Origin: Ubuntu
Network Configuration on host machine
network:
version: 2
renderer: networkd
ethernets:
enp0s31f6:
dhcp4: false
dhcp6: false
bridges:
br0:
interfaces: [enp0s31f6]
addresses: [x.x.28.243/32]
routes:
- on-link: true
to: 0.0.0.0/0
via: x.x.28.193
gateway6: fe80::1
parameters:
stp: false
forward-delay: 0
dhcp4: no
dhcp6: no
version: 2
IP Add on host machine
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 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp0s31f6: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel master br0 state UP group default qlen 1000
link/ether 90:1b:0e:fa:70:6d brd ff:ff:ff:ff:ff:ff
3: enp0s31f6.4002@enp0s31f6: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether 90:1b:0e:fa:70:6d brd ff:ff:ff:ff:ff:ff
inet 192.168.9.209/24 brd 192.168.9.255 scope global noprefixroute enp0s31f6.4002
valid_lft forever preferred_lft forever
inet6 fe80::9477:6a8c:e1b6:b3a7/64 scope link noprefixroute
valid_lft forever preferred_lft forever
4: virbr2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000
link/ether 00:00:00:00:00:00 brd ff:ff:ff:ff:ff:ff
inet 192.168.110.1/24 brd 192.168.110.255 scope global noprefixroute virbr2
valid_lft forever preferred_lft forever
inet6 fe80::40ca:cfff:fe2e:76c2/64 scope link
valid_lft forever preferred_lft forever
5: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000
link/ether 02:c5:79:5e:ef:c5 brd ff:ff:ff:ff:ff:ff
inet 192.168.122.1/24 brd 192.168.122.255 scope global noprefixroute virbr0
valid_lft forever preferred_lft forever
inet6 fe80::c5:79ff:fe5e:efc5/64 scope link
valid_lft forever preferred_lft forever
6: virbr1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000
link/ether 52:54:00:4a:eb:65 brd ff:ff:ff:ff:ff:ff
inet 192.168.100.1/24 brd 192.168.100.255 scope global virbr1
valid_lft forever preferred_lft forever
7: virbr1-nic: <BROADCAST,MULTICAST> mtu 1500 qdisc fq_codel master virbr1 state DOWN group default qlen 1000
link/ether 52:54:00:4a:eb:65 brd ff:ff:ff:ff:ff:ff
10: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether 90:1b:0e:fa:70:6d brd ff:ff:ff:ff:ff:ff
inet x.x.28.243/32 scope global br0
valid_lft forever preferred_lft forever
inet6 fe80::3087:19ff:fe98:e699/64 scope link
valid_lft forever preferred_lft forever
11: vnet0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel master br0 state UNKNOWN group default qlen 1000
link/ether fe:54:00:02:37:3b brd ff:ff:ff:ff:ff:ff
inet6 fe80::fc54:ff:fe02:373b/64 scope link
valid_lft forever preferred_lft forever
KVM VM
IP Address x.x.28.247/26
gateway x.x.28.193
VM can ping only its own IP(x.x.28.247). but can't ping to host IP (x.x.28.193) and its gateway (x.x.28.193). on the other hand host machine can ping gateway ip(x.x.28.193) but not to VM IP (x.x.28.247).
