# ------------------------------------- # Network Config Kernel-based Virtual Machine Hostinger (France Paris) # -- # Author : O.Romain.Jaillet-ramey - orj (at) lab3w.fr # Date Created : 2025/10/24 # ------------- root@hst-fr:~ # uname -a Linux hst-fr 6.12.41+deb13-cloud-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.41-1 (2025-08-12) x86_64 GNU/Linux root@hst-fr:~ # uptime 18:17:44 up 13:03, 1 user, load average: 0.00, 0.00, 0.00 root@hst-fr:~ # cat /etc/os-release PRETTY_NAME="Debian GNU/Linux 13 (trixie)" NAME="Debian GNU/Linux" VERSION_ID="13" VERSION="13 (trixie)" VERSION_CODENAME=trixie DEBIAN_VERSION_FULL=13.1 ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/" root@hst-fr:~ # lshw -C network *-network description: Ethernet controller product: Virtio network device vendor: Red Hat, Inc. physical id: 12 bus info: pci@0000:00:12.0 version: 00 width: 64 bits clock: 33MHz capabilities: msix bus_master cap_list rom configuration: driver=virtio-pci latency=0 resources: iomemory:38200-381ff irq:10 ioport:f080(size=64) memory:fea41000-fea41fff memory:382000008000-38200000bfff memory:fea00000-fea3ffff *-virtio2 description: Ethernet interface physical id: 0 bus info: virtio@2 logical name: eth0 serial: a4:e8:d4:b5:94:55 capabilities: ethernet physical configuration: autonegotiation=off broadcast=yes driver=virtio_net driverversion=1.0.0 ip=147.79.115.130 link=yes multicast=yes root@hst-fr:~ # ip -4 r s default via 147.79.115.254 dev eth0 proto static 10.0.3.0/24 dev lxcbr0 proto kernel scope link src 10.0.3.1 147.79.115.0/24 dev eth0 proto kernel scope link src 147.79.115.130 root@hst-fr:~ # ip -6 r s 2a02:4780:28::/48 dev eth0 proto kernel metric 256 pref medium fc00:4780:28:5295::/64 dev lxcbr0 proto kernel metric 256 pref medium fe80::/64 dev eth0 proto kernel metric 256 pref medium fe80::/64 dev lxcbr0 proto kernel metric 256 pref medium default via 2a02:4780:28::1 dev eth0 proto static metric 1024 pref medium root@hst-fr:~ # systemctl status cloud-init-network.service ? cloud-init-network.service - Cloud-init: Network Stage Loaded: loaded (/usr/lib/systemd/system/cloud-init-network.service; enabled; preset: enabled) Active: active (exited) since Fri 2025-10-24 05:14:20 CEST; 12h ago Invocation: ac1e60828e4e4d49bbe11cd570417db5 Main PID: 814 (code=exited, status=0/SUCCESS) Mem peak: 1.7M CPU: 10ms Oct 24 05:14:19 localhost systemd[1]: Starting cloud-init-network.service - Cloud-init: Network Stage... Oct 24 05:14:20 srv1082453 sh[817]: Completed socket interaction for boot stage network Oct 24 05:14:20 srv1082453 systemd[1]: Finished cloud-init-network.service - Cloud-init: Network Stage. root@hst-fr:~ # systemctl status systemd-networkd.service ? systemd-networkd.service - Network Configuration Loaded: loaded (/usr/lib/systemd/system/systemd-networkd.service; enabled; preset: enabled) Active: active (running) since Fri 2025-10-24 06:44:57 CEST; 11h ago Invocation: a5c9bbb7df0b463d97b19a423758382a TriggeredBy: ? systemd-networkd.socket Docs: man:systemd-networkd.service(8) man:org.freedesktop.network1(5) Main PID: 8978 (systemd-network) Status: "Processing requests..." Tasks: 1 (limit: 38492) FD Store: 1 (limit: 512) Memory: 2.2M (peak: 11.6M) CPU: 166ms CGroup: /system.slice/systemd-networkd.service +-8978 /usr/lib/systemd/systemd-networkd Oct 24 06:44:57 hst-fr systemd-networkd[8978]: eth0: Link UP Oct 24 06:44:57 hst-fr systemd-networkd[8978]: eth0: Gained carrier Oct 24 06:44:57 hst-fr systemd-networkd[8978]: lxcbr0: Link UP Oct 24 06:44:57 hst-fr systemd-networkd[8978]: eth0: Gained IPv6LL Oct 24 06:44:57 hst-fr systemd-networkd[8978]: eth0: Configuring with /run/systemd/network/10-netplan-eth0.network. Oct 24 06:44:57 hst-fr systemd[1]: Started systemd-networkd.service - Network Configuration. Oct 24 06:57:48 hst-fr systemd-networkd[8978]: vethjJXf8a: Link UP Oct 24 06:57:48 hst-fr systemd-networkd[8978]: vethjJXf8a: Gained carrier Oct 24 06:57:48 hst-fr systemd-networkd[8978]: lxcbr0: Gained carrier Oct 24 06:57:48 hst-fr systemd-networkd[8978]: lxcbr0: Gained IPv6LL root@hst-fr:~ # vim /run/systemd/network/10-netplan-eth0.network root@hst-fr:~ # vim /etc/netplan/50-cloud-init.yaml network: version: 2 ethernets: eth0: match: macaddress: "a4:e8:d4:b5:94:55" addresses: - "147.79.115.130/24" - "2a02:4780:28:5295::1/48" nameservers: addresses: - 89.116.146.10 - 1.1.1.1 - 8.8.4.4 search: - localhost set-name: "eth0" routes: - to: "default" via: "147.79.115.254" - to: "default" via: "2a02:4780:28::1" root@hst-fr:~ # systemctl status systemd-resolved.service ? systemd-resolved.service - Network Name Resolution Loaded: loaded (/usr/lib/systemd/system/systemd-resolved.service; enabled; preset: enabled) Active: active (running) since Fri 2025-10-24 06:45:00 CEST; 11h ago Invocation: e5fdb731152f407cad8d812a726fd5b3 Docs: man:systemd-resolved.service(8) man:org.freedesktop.resolve1(5) https://systemd.io/WRITING_NETWORK_CONFIGURATION_MANAGERS https://systemd.io/WRITING_RESOLVER_CLIENTS Main PID: 9189 (systemd-resolve) Status: "Processing requests..." Tasks: 1 (limit: 38492) Memory: 3.3M (peak: 3.8M) CPU: 363ms CGroup: /system.slice/systemd-resolved.service +-9189 /usr/lib/systemd/systemd-resolved Oct 24 06:45:00 hst-fr systemd[1]: Starting systemd-resolved.service - Network Name Resolution... Oct 24 06:45:00 hst-fr systemd-resolved[9189]: Positive Trust Anchors: Oct 24 06:45:00 hst-fr systemd-resolved[9189]: . IN DS 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d Oct 24 06:45:00 hst-fr systemd-resolved[9189]: . IN DS 38696 8 2 683d2d0acb8c9b712a1948b27f741219298d0a450d612c483af444a4c0fb2b16 Oct 24 06:45:00 hst-fr systemd-resolved[9189]: Negative trust anchors: home.arpa 10.in-addr.arpa 16.172.in-addr.arpa 17.172.in-addr.arpa 18.172.in-addr.arpa 19.172.in-addr.arpa 20.172.in-addr.arpa 21.172.in-addr.arpa 22.172.in-addr.arpa 23.172.in-addr.arpa 24.172.in-addr.arpa 25.172.in-addr.arpa 26.172.in-addr.arpa 27.172.in-addr.arpa 28.172.in-addr.arpa 29.172.in-addr.arpa 30.172.in-addr.arpa 31.172.in-addr.arpa 170.0.0.192.in-addr.arpa 171.0.0.192.in-addr.arpa 168.192.i> 3.172.in-addr.arpa 24.172.in-addr.arpa 25.172.in-addr.arpa 26.172.in-addr.arpa 27.172.in-addr.arpa 28.172.in-addr.arpa 29.172.in-addr.arpa 30.172.in-addr.arpa 31.172.in-addr.arpa 170.0.0.192.in-addr.arpa 171.0.0.192.in-addr.arpa 168.192.in-addr.arpa d.f.ip6.arpa ipv4only.arpa resolver.arpa corp home internal intranet lan local private test Oct 24 06:45:00 hst-fr systemd-resolved[9189]: Using system hostname 'hst-fr'. Oct 24 06:45:00 hst-fr systemd[1]: Started systemd-resolved.service - Network Name Resolution. root@hst-fr:~ # networkctl status ? Interfaces: 1, 2, 3, 4 State: routable Online state: online Address: 147.79.115.130 on eth0 10.0.3.1 on lxcbr0 2a02:4780:28:5295::1 on eth0 fc00:4780:28:5295::1 on lxcbr0 fe80::a6e8:d4ff:feb5:9455 on eth0 fe80::1266:6aff:fe00:0 on lxcbr0 Gateway: 147.79.115.254 on eth0 2a02:4780:28::1 on eth0 DNS: 89.116.146.10 1.1.1.1 8.8.4.4 Oct 24 06:44:57 hst-fr systemd-networkd[8978]: eth0: Gained carrier Oct 24 06:44:57 hst-fr systemd-networkd[8978]: lxcbr0: Link UP Oct 24 06:44:57 hst-fr systemd-networkd[8978]: eth0: Gained IPv6LL Oct 24 06:44:57 hst-fr systemd-networkd[8978]: eth0: Configuring with /run/systemd/network/10-netplan-eth0.network. Oct 24 06:44:57 hst-fr systemd[1]: Started systemd-networkd.service - Network Configuration. Oct 24 06:44:57 hst-fr systemd[1]: Starting systemd-networkd-wait-online.service - Wait for Network to be Configured... Oct 24 06:57:48 hst-fr systemd-networkd[8978]: vethjJXf8a: Link UP Oct 24 06:57:48 hst-fr systemd-networkd[8978]: vethjJXf8a: Gained carrier Oct 24 06:57:48 hst-fr systemd-networkd[8978]: lxcbr0: Gained carrier Oct 24 06:57:48 hst-fr systemd-networkd[8978]: lxcbr0: Gained IPv6LL root@hst-fr:~ # ifconfig eth0: flags=4163 mtu 1500 inet 147.79.115.130 netmask 255.255.255.0 broadcast 147.79.115.255 inet6 2a02:4780:28:5295::1 prefixlen 48 scopeid 0x0 inet6 fe80::a6e8:d4ff:feb5:9455 prefixlen 64 scopeid 0x20 ether a4:e8:d4:b5:94:55 txqueuelen 1000 (Ethernet) RX packets 169162 bytes 879121959 (838.3 MiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 84231 bytes 10093915 (9.6 MiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 lo: flags=73 mtu 65536 inet 127.0.0.1 netmask 255.0.0.0 inet6 ::1 prefixlen 128 scopeid 0x10 loop txqueuelen 1000 (Local Loopback) RX packets 81 bytes 6556 (6.4 KiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 81 bytes 6556 (6.4 KiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 lxcbr0: flags=4163 mtu 1500 inet 10.0.3.1 netmask 255.255.255.0 broadcast 10.0.3.255 inet6 fe80::1266:6aff:fe00:0 prefixlen 64 scopeid 0x20 inet6 fc00:4780:28:5295::1 prefixlen 64 scopeid 0x0 ether 10:66:6a:00:00:00 txqueuelen 1000 (Ethernet) RX packets 113 bytes 12988 (12.6 KiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 108 bytes 14648 (14.3 KiB) TX errors 0 dropped 6 overruns 0 carrier 0 collisions 0 vethjJXf8a: flags=4163 mtu 1500 ether fe:b6:d8:8d:9a:0a txqueuelen 1000 (Ethernet) RX packets 113 bytes 14570 (14.2 KiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 108 bytes 14648 (14.3 KiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 root@hst-fr:~ # ip a s 1: lo: 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: mtu 1500 qdisc mq state UP group default qlen 1000 link/ether a4:e8:d4:b5:94:55 brd ff:ff:ff:ff:ff:ff altname enp0s18 altname enxa4e8d4b59455 inet 147.79.115.130/24 brd 147.79.115.255 scope global eth0 valid_lft forever preferred_lft forever inet6 2a02:4780:28:5295::1/48 scope global valid_lft forever preferred_lft forever inet6 fe80::a6e8:d4ff:feb5:9455/64 scope link proto kernel_ll valid_lft forever preferred_lft forever 3: lxcbr0: mtu 1500 qdisc noqueue state UP group default qlen 1000 link/ether 10:66:6a:00:00:00 brd ff:ff:ff:ff:ff:ff inet 10.0.3.1/24 brd 10.0.3.255 scope global lxcbr0 valid_lft forever preferred_lft forever inet6 fc00:4780:28:5295::1/64 scope global valid_lft forever preferred_lft forever inet6 fe80::1266:6aff:fe00:0/64 scope link proto kernel_ll valid_lft forever preferred_lft forever 4: vethjJXf8a@if2: mtu 1500 qdisc noqueue master lxcbr0 state UP group default qlen 1000 link/ether fe:b6:d8:8d:9a:0a brd ff:ff:ff:ff:ff:ff link-netnsid 0 root@hst-fr:~ # ip -6 n s 2a02:4780:28::1 dev eth0 lladdr 44:38:39:ff:ff:41 router STALE fe80::216:3eff:fe68:604 dev lxcbr0 lladdr 00:16:3e:68:06:04 STALE root@hst-fr:~ # scan6 -i eth0 -L -e --print-type global root@hst-fr:~ # addr6 -a 2a02:4780:28::1 unicast=global=global=low-byte=unspecified root@hst-fr:~ # addr6 -a fe80::216:3eff:fe68:604 unicast=link-local=link=ieee-derived=00-16-3e