No connection on VMs

ihaveno

New Member
Oct 26, 2024
1
0
1
PVE is on VirtualBox instance. I try to create VM or LXC container and neither has connection except it can ping only PVE instance. I am using bridge connection. VMs can see each other but cant go outside PVE.
PVE data:
root@proxmmox:~# 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 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host noprefixroute
valid_lft forever preferred_lft forever
2: enp0s3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast master vmbr0 state UP group default qlen 1000
link/ether 08:00:27:ae:1f:31 brd ff:ff:ff:ff:ff:ff
3: vmbr0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether 08:00:27:ae:1f:31 brd ff:ff:ff:ff:ff:ff
inet 192.168.1.11/24 scope global vmbr0
valid_lft forever preferred_lft forever
inet6 fe80::a00:27ff:feae:1f31/64 scope link
valid_lft forever preferred_lft forever
5: veth100i0@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master fwbr100i0 state UP group default qlen 1000
link/ether fe:33:f0:26:0a:a3 brd ff:ff:ff:ff:ff:ff link-netnsid 0
6: fwbr100i0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether 46:ca:8b:2b:16:b4 brd ff:ff:ff:ff:ff:ff
7: fwpr100p0@fwln100i0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master vmbr0 state UP group default qlen 1000
link/ether ee:da:0d:d2:cb:43 brd ff:ff:ff:ff:ff:ff
8: fwln100i0@fwpr100p0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master fwbr100i0 state UP group default qlen 1000
link/ether 46:ca:8b:2b:16:b4 brd ff:ff:ff:ff:ff:ff
root@proxmmox:~# ip r
default via 192.168.1.1 dev vmbr0 proto kernel onlink
192.168.1.0/24 dev vmbr0 proto kernel scope link src 192.168.1.11
root@proxmmox:~# cat /etc/network/interfaces
# network interface settings; autogenerated
# Please do NOT modify this file directly, unless you know what
# you're doing.
#
# If you want to manage parts of the network configuration manually,
# please utilize the 'source' or 'source-directory' directives to do
# so.
# PVE will preserve these directives, but will NOT read its network
# configuration from sourced files, so do not attempt to move any of
# the PVE managed interfaces into external files!

auto lo
iface lo inet loopback

auto enp0s3
iface enp0s3 inet manual

auto vmbr0
iface vmbr0 inet static
address 192.168.1.11/24
gateway 192.168.1.1
bridge-ports enp0s3
bridge-stp off
bridge-fd 0

source /etc/network/interfaces.d/*
root@proxmmox:~#

VM data:
root@nc ~# ping 192.168.1.1
PING 192.168.1.1 (192.168.1.1) 56(84) bytes of data.
From 192.168.1.14 icmp_seq=10 Destination Host Unreachable
From 192.168.1.14 icmp_seq=11 Destination Host Unreachable
From 192.168.1.14 icmp_seq=12 Destination Host Unreachable
^C
--- 192.168.1.1 ping statistics ---
14 packets transmitted, 0 received, +3 errors, 100% packet loss, time 13301ms
pipe 4
root@nc ~# cat /etc/network/interfaces
# UNCONFIGURED INTERFACES
# remove the above line if you edit this file

auto lo
iface lo inet loopback

auto eth0
iface eth0 inet static
address 192.168.1.14/24
gateway 192.168.1.1
hostname nextcloud

allow-hotplug eth1
iface eth1 inet dhcp
hostname nextcloud
root@nc ~# 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 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host noprefixroute
valid_lft forever preferred_lft forever
2: eth0@if5: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether bc:24:11:54:98:43 brd ff:ff:ff:ff:ff:ff link-netnsid 0
inet 192.168.1.14/24 brd 192.168.1.255 scope global eth0
valid_lft forever preferred_lft forever
inet6 fe80::be24:11ff:fe54:9843/64 scope link
valid_lft forever preferred_lft forever
root@nc ~# ip r
default via 192.168.1.1 dev eth0 onlink
192.168.1.0/24 dev eth0 proto kernel scope link src 192.168.1.14
root@nc ~#
 
Last edited:

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