Differences

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--- docker:arr:gluetun:troubleshooting:troubleshooting [2025/07/14 07:37] – peter
+++ docker:arr:gluetun:troubleshooting:troubleshooting [2025/07/14 08:26] (current) – peter
@@ Line 1: / Line 1: @@
 ====== Docker - Arr - Gluetun - Troubleshooting ======
-[[Docker:Arr:Gluetun:Troubleshooting:Troubleshooting]]
+[[Docker:Arr:Gluetun:Troubleshooting:DNS over TLS not working? [dns] using plaintext DNS at address 1.1.1.1|DNS over TLS not working? [dns] using plaintext DNS at address 1.1.1.1]]
+[[Docker:Arr:Gluetun:Troubleshooting:[healthcheck] unhealthy - cannot dial - dial tcp4 - lookup cloudflare.com - i/o timeout:[healthcheck] unhealthy - cannot dial - dial tcp4 - lookup cloudflare.com - i/o timeout]]
-[[Docker:Arr:Gluetun:Troubleshooting:DNS over TLS not working? [dns] using plaintext DNS at address 1.1.1.1|DNS over TLS not working? [dns] using plaintext DNS at address 1.1.1.1]]
+[[Docker:Arr:Gluetun:Troubleshooting:Openvpn is killed in a loop by the host system:Openvpn is killed in a loop by the host system]]
+----
+===== TODO =====
+<code bash>
+ip route
+</code>
+returns:
+<code>
+default via 192.168.1.1 dev enp19s0f0 proto static
+.17.0.0/16 dev docker0 proto kernel scope link src 172.17.0.1
+.18.0.0/16 dev br-613b9c885417 proto kernel scope link src 172.18.0.1
+.168.1.0/24 dev enp19s0f0 proto kernel scope link src 192.168.1.85
+</code>
+----
+<code bash>
+docker network ls
+</code>
+returns:
+<code>
+NETWORK ID     NAME             DRIVER    SCOPE
+df8a26c099   bridge           bridge    local
+b9c885417   docker_default   bridge    local
+d0975ea463   host             host      local
+ffd8ff93   none             null      local
+</code>
+----
+<code bash>
+networkctl list
+</code>
+returns:
+<code>
+IDX LINK            TYPE     OPERATIONAL SETUP
+lo              loopback carrier     unmanaged
+enp9s0          ether    off         unmanaged
+enp19s0f0       ether    routable    configured
+enp19s0f1       ether    off         unmanaged
+wlp12s0         wlan     off         unmanaged
+docker0         bridge   routable    unmanaged
+br-613b9c885417 bridge   routable    unmanaged
+vethb487bf7     ether    enslaved    unmanaged
+veth80c49b6     ether    enslaved    unmanaged
+vethcbbbbb9     ether    enslaved    unmanaged
+veth3645959     ether    enslaved    unmanaged
+veth9c499d2     ether    enslaved    unmanaged
+veth87959b2     ether    enslaved    unmanaged
+veth58debdc     ether    enslaved    unmanaged
+vethb41af5e     ether    enslaved    unmanaged
+vethb86a384     ether    enslaved    unmanaged
+vetha4de644     ether    enslaved    unmanaged
+vethd453f20     ether    enslaved    unmanaged
+veth467e9b0     ether    enslaved    unmanaged
+links listed.
+</code>
+----
+<code bash>
+ip link show dev docker0
+or
+ip link show docker0
+</code>
+returns:
+<code>
+: docker0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT group default
+    link/ether b6:9c:54:72:68:b7 brd ff:ff:ff:ff:ff:ff
+</code>
+----
+<code bash>
+networkctl | grep docker0
+</code>
+returns:
+<code>
+docker0         bridge   routable    unmanaged
+</code>
+----
+<code bash>
+brctl show
+</code>
+returns:
+<code>
+Command 'brctl' not found, but can be installed with:
+sudo apt install bridge-utils
+</code>
+----
+<code bash>
+ip link show type bridge_slave
+</code>
+returns:
+<code>
+: vethb487bf7@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether ba:52:0b:93:df:47 brd ff:ff:ff:ff:ff:ff link-netnsid 0
+: veth80c49b6@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 22:1e:20:77:63:36 brd ff:ff:ff:ff:ff:ff link-netnsid 1
+: vethcbbbbb9@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether fe:17:07:0a:42:ae brd ff:ff:ff:ff:ff:ff link-netnsid 2
+: veth3645959@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether ce:8f:04:6f:e8:ce brd ff:ff:ff:ff:ff:ff link-netnsid 3
+: veth9c499d2@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether ae:c7:26:fb:ea:e1 brd ff:ff:ff:ff:ff:ff link-netnsid 4
+: veth87959b2@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 62:62:39:88:8c:8b brd ff:ff:ff:ff:ff:ff link-netnsid 5
+: veth58debdc@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 82:72:0c:5e:f9:60 brd ff:ff:ff:ff:ff:ff link-netnsid 6
+: vethb41af5e@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 1e:d0:57:ca:3f:3c brd ff:ff:ff:ff:ff:ff link-netnsid 8
+: vethb86a384@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether be:6e:26:92:65:13 brd ff:ff:ff:ff:ff:ff link-netnsid 9
+: vetha4de644@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 16:e6:c8:03:6b:89 brd ff:ff:ff:ff:ff:ff link-netnsid 11
+: vethd453f20@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master docker0 state UP mode DEFAULT group default
+    link/ether 56:d2:49:32:eb:5e brd ff:ff:ff:ff:ff:ff link-netnsid 13
+: veth467e9b0@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether d2:3b:19:c7:ed:b7 brd ff:ff:ff:ff:ff:ff link-netnsid 14
+</code>
+----
+<code bash>
+ip link show type veth
+</code>
+returns:
+<code>
+: vethb487bf7@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether ba:52:0b:93:df:47 brd ff:ff:ff:ff:ff:ff link-netnsid 0
+: veth80c49b6@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 22:1e:20:77:63:36 brd ff:ff:ff:ff:ff:ff link-netnsid 1
+: vethcbbbbb9@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether fe:17:07:0a:42:ae brd ff:ff:ff:ff:ff:ff link-netnsid 2
+: veth3645959@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether ce:8f:04:6f:e8:ce brd ff:ff:ff:ff:ff:ff link-netnsid 3
+: veth9c499d2@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether ae:c7:26:fb:ea:e1 brd ff:ff:ff:ff:ff:ff link-netnsid 4
+: veth87959b2@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 62:62:39:88:8c:8b brd ff:ff:ff:ff:ff:ff link-netnsid 5
+: veth58debdc@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 82:72:0c:5e:f9:60 brd ff:ff:ff:ff:ff:ff link-netnsid 6
+: vethb41af5e@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 1e:d0:57:ca:3f:3c brd ff:ff:ff:ff:ff:ff link-netnsid 8
+: vethb86a384@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether be:6e:26:92:65:13 brd ff:ff:ff:ff:ff:ff link-netnsid 9
+: vetha4de644@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 16:e6:c8:03:6b:89 brd ff:ff:ff:ff:ff:ff link-netnsid 11
+: vethd453f20@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master docker0 state UP mode DEFAULT group default
+    link/ether 56:d2:49:32:eb:5e brd ff:ff:ff:ff:ff:ff link-netnsid 13
+: veth467e9b0@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether d2:3b:19:c7:ed:b7 brd ff:ff:ff:ff:ff:ff link-netnsid 14
+</code>
+----
+<code bash>
+sudo iptables -t nat -vnL POSTROUTING
+</code>
+returns:
+<code>
+Chain POSTROUTING (policy ACCEPT 160K packets, 9540K bytes)
+ pkts bytes target     prot opt in     out     source               destination
+44346 MASQUERADE  0    --  *      !docker0  172.17.0.0/16        0.0.0.0/0
+K   17M MASQUERADE  0    --  *      !br-613b9c885417  172.18.0.0/16        0.0.0.0/0
+</code>
+----
+<code bash>
+bridge link
+</code>
+returns:
+<code>
+: vethb487bf7@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master br-613b9c885417 state forwarding priority 32 cost 2
+: veth80c49b6@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master br-613b9c885417 state forwarding priority 32 cost 2
+: vethcbbbbb9@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master br-613b9c885417 state forwarding priority 32 cost 2
+: veth3645959@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master br-613b9c885417 state forwarding priority 32 cost 2
+: veth9c499d2@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master br-613b9c885417 state forwarding priority 32 cost 2
+: veth87959b2@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master br-613b9c885417 state forwarding priority 32 cost 2
+: veth58debdc@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master br-613b9c885417 state forwarding priority 32 cost 2
+: vethb41af5e@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master br-613b9c885417 state forwarding priority 32 cost 2
+: vethb86a384@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master br-613b9c885417 state forwarding priority 32 cost 2
+: vetha4de644@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master br-613b9c885417 state forwarding priority 32 cost 2
+: vethd453f20@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master docker0 state forwarding priority 32 cost 2
+: veth467e9b0@enp9s0: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 master br-613b9c885417 state forwarding priority 32 cost 2
+</code>
+----
+<code bash>
+ip link
+</code>
+returns:
+<code>
+: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000
+    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
+: enp9s0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
+    link/ether 9c:6b:00:57:dc:9a brd ff:ff:ff:ff:ff:ff
+: enp19s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP mode DEFAULT group default qlen 1000
+    link/ether 98:b7:85:20:7c:ef brd ff:ff:ff:ff:ff:ff
+: enp19s0f1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
+    link/ether 98:b7:85:20:7c:f0 brd ff:ff:ff:ff:ff:ff
+: wlp12s0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
+    link/ether 08:9d:f4:d0:ef:c1 brd ff:ff:ff:ff:ff:ff
+: docker0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT group default
+    link/ether b6:9c:54:72:68:b7 brd ff:ff:ff:ff:ff:ff
+: br-613b9c885417: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT group default
+    link/ether 46:2c:f6:c4:95:af brd ff:ff:ff:ff:ff:ff
+: vethb487bf7@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether ba:52:0b:93:df:47 brd ff:ff:ff:ff:ff:ff link-netnsid 0
+: veth80c49b6@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 22:1e:20:77:63:36 brd ff:ff:ff:ff:ff:ff link-netnsid 1
+: vethcbbbbb9@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether fe:17:07:0a:42:ae brd ff:ff:ff:ff:ff:ff link-netnsid 2
+: veth3645959@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether ce:8f:04:6f:e8:ce brd ff:ff:ff:ff:ff:ff link-netnsid 3
+: veth9c499d2@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether ae:c7:26:fb:ea:e1 brd ff:ff:ff:ff:ff:ff link-netnsid 4
+: veth87959b2@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 62:62:39:88:8c:8b brd ff:ff:ff:ff:ff:ff link-netnsid 5
+: veth58debdc@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 82:72:0c:5e:f9:60 brd ff:ff:ff:ff:ff:ff link-netnsid 6
+: vethb41af5e@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 1e:d0:57:ca:3f:3c brd ff:ff:ff:ff:ff:ff link-netnsid 8
+: vethb86a384@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether be:6e:26:92:65:13 brd ff:ff:ff:ff:ff:ff link-netnsid 9
+: vetha4de644@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether 16:e6:c8:03:6b:89 brd ff:ff:ff:ff:ff:ff link-netnsid 11
+: vethd453f20@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master docker0 state UP mode DEFAULT group default
+    link/ether 56:d2:49:32:eb:5e brd ff:ff:ff:ff:ff:ff link-netnsid 13
+: veth467e9b0@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP mode DEFAULT group default
+    link/ether d2:3b:19:c7:ed:b7 brd ff:ff:ff:ff:ff:ff link-netnsid 14
+</code>
+----
+<code bash>
+ip a
+</code>
+returns:
+<code>
+: 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
+: enp9s0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
+    link/ether 9c:6b:00:57:dc:9a brd ff:ff:ff:ff:ff:ff
+: enp19s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
+    link/ether 98:b7:85:20:7c:ef brd ff:ff:ff:ff:ff:ff
+    inet 192.168.1.85/24 brd 192.168.1.255 scope global enp19s0f0
+       valid_lft forever preferred_lft forever
+    inet6 fe80::9ab7:85ff:fe20:7cef/64 scope link
+       valid_lft forever preferred_lft forever
+: enp19s0f1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
+    link/ether 98:b7:85:20:7c:f0 brd ff:ff:ff:ff:ff:ff
+: wlp12s0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
+    link/ether 08:9d:f4:d0:ef:c1 brd ff:ff:ff:ff:ff:ff
+: docker0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default
+    link/ether b6:9c:54:72:68:b7 brd ff:ff:ff:ff:ff:ff
+    inet 172.17.0.1/16 brd 172.17.255.255 scope global docker0
+       valid_lft forever preferred_lft forever
+    inet6 fe80::b49c:54ff:fe72:68b7/64 scope link
+       valid_lft forever preferred_lft forever
+: br-613b9c885417: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default
+    link/ether 46:2c:f6:c4:95:af brd ff:ff:ff:ff:ff:ff
+    inet 172.18.0.1/16 brd 172.18.255.255 scope global br-613b9c885417
+       valid_lft forever preferred_lft forever
+    inet6 fe80::442c:f6ff:fec4:95af/64 scope link
+       valid_lft forever preferred_lft forever
+: vethb487bf7@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP group default
+    link/ether ba:52:0b:93:df:47 brd ff:ff:ff:ff:ff:ff link-netnsid 0
+    inet6 fe80::b852:bff:fe93:df47/64 scope link
+       valid_lft forever preferred_lft forever
+: veth80c49b6@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP group default
+    link/ether 22:1e:20:77:63:36 brd ff:ff:ff:ff:ff:ff link-netnsid 1
+    inet6 fe80::201e:20ff:fe77:6336/64 scope link
+       valid_lft forever preferred_lft forever
+: vethcbbbbb9@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP group default
+    link/ether fe:17:07:0a:42:ae brd ff:ff:ff:ff:ff:ff link-netnsid 2
+    inet6 fe80::fc17:7ff:fe0a:42ae/64 scope link
+       valid_lft forever preferred_lft forever
+: veth3645959@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP group default
+    link/ether ce:8f:04:6f:e8:ce brd ff:ff:ff:ff:ff:ff link-netnsid 3
+    inet6 fe80::cc8f:4ff:fe6f:e8ce/64 scope link
+       valid_lft forever preferred_lft forever
+: veth9c499d2@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP group default
+    link/ether ae:c7:26:fb:ea:e1 brd ff:ff:ff:ff:ff:ff link-netnsid 4
+    inet6 fe80::acc7:26ff:fefb:eae1/64 scope link
+       valid_lft forever preferred_lft forever
+: veth87959b2@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP group default
+    link/ether 62:62:39:88:8c:8b brd ff:ff:ff:ff:ff:ff link-netnsid 5
+    inet6 fe80::6062:39ff:fe88:8c8b/64 scope link
+       valid_lft forever preferred_lft forever
+: veth58debdc@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP group default
+    link/ether 82:72:0c:5e:f9:60 brd ff:ff:ff:ff:ff:ff link-netnsid 6
+    inet6 fe80::8072:cff:fe5e:f960/64 scope link
+       valid_lft forever preferred_lft forever
+: vethb41af5e@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP group default
+    link/ether 1e:d0:57:ca:3f:3c brd ff:ff:ff:ff:ff:ff link-netnsid 8
+    inet6 fe80::1cd0:57ff:feca:3f3c/64 scope link
+       valid_lft forever preferred_lft forever
+: vethb86a384@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP group default
+    link/ether be:6e:26:92:65:13 brd ff:ff:ff:ff:ff:ff link-netnsid 9
+    inet6 fe80::bc6e:26ff:fe92:6513/64 scope link
+       valid_lft forever preferred_lft forever
+: vetha4de644@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP group default
+    link/ether 16:e6:c8:03:6b:89 brd ff:ff:ff:ff:ff:ff link-netnsid 11
+    inet6 fe80::14e6:c8ff:fe03:6b89/64 scope link
+       valid_lft forever preferred_lft forever
+: vethd453f20@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master docker0 state UP group default
+    link/ether 56:d2:49:32:eb:5e brd ff:ff:ff:ff:ff:ff link-netnsid 13
+    inet6 fe80::54d2:49ff:fe32:eb5e/64 scope link
+       valid_lft forever preferred_lft forever
+: veth467e9b0@if2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br-613b9c885417 state UP group default
+    link/ether d2:3b:19:c7:ed:b7 brd ff:ff:ff:ff:ff:ff link-netnsid 14
+    inet6 fe80::d03b:19ff:fec7:edb7/64 scope link
+       valid_lft forever preferred_lft forever
+</code>
+----
+<code bash>
+ps faux | grep docker
+</code>
+returns:
+</code>
+peter     634430  0.0  0.0   6544  2048 pts/0    S+   09:11   0:00              \_ grep --color=auto docker
+root      239438  0.2  0.0 9059680 101744 ?      Ssl  01:42   1:15 /usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock
+root      240166  0.0  0.0 1745440 4608 ?        Sl   01:42   0:00  \_ /usr/bin/docker-proxy -proto tcp -host-ip 0.0.0.0 -host-port 4000 -container-ip 172.18.0.2 -container-port 80 -use-listen-fd
+root      240173  0.0  0.0 1745440 4352 ?        Sl   01:42   0:00  \_ /usr/bin/docker-proxy -proto tcp -host-ip :: -host-port 4000 -container-ip 172.18.0.2 -container-port 80 -use-listen-fd
+root      240212  0.0  0.0 1745440 4352 ?        Sl   01:42   0:00  \_ /usr/bin/docker-proxy -proto tcp -host-ip 0.0.0.0 -host-port 2000 -container-ip 172.18.0.3 -container-port 443 -use-listen-fd
+root      240218  0.0  0.0 1745440 4608 ?        Sl   01:42   0:00  \_ /usr/bin/docker-proxy -proto tcp -host-ip :: -host-port 2000 -container-ip 172.18.0.3 -container-port 443 -use-listen-fd
+root      240300  0.0  0.0 1671708 4352 ?        Sl   01:42   0:00  \_ /usr/bin/docker-proxy -proto tcp -host-ip 0.0.0.0 -host-port 3000 -container-ip 172.18.0.4 -container-port 3000 -use-listen-fd
+root      240306  0.0  0.0 1671708 4608 ?        Sl   01:42   0:00  \_ /usr/bin/docker-proxy -proto tcp -host-ip :: -host-port 3000 -container-ip 172.18.0.4 -container-port 3000 -use-listen-fd
+root      240570  0.0  0.0 1597720 4352 ?        Sl   01:42   0:00  \_ /usr/bin/docker-proxy -proto udp -host-ip 0.0.0.0 -host-port 1900 -container-ip 172.18.0.5 -container-port 1900 -use-listen-fd
+root      240576  0.0  0.0 1597720 4352 ?        Sl   01:42   0:00  \_ /usr/bin/docker-proxy -proto udp -host-ip :: -host-port 1900 -container-ip 172.18.0.5 -container-port 1900 -use-listen-fd
+...
+...
+</code>
+----
+<code bash>
+docker info
+</code>
+returns:
+<code>
+Client: Docker Engine - Community
+ Version:    28.3.2
+ Context:    default
+ Debug Mode: false
+ Plugins:
+  buildx: Docker Buildx (Docker Inc.)
+    Version:  v0.25.0
+    Path:     /usr/libexec/docker/cli-plugins/docker-buildx
+  compose: Docker Compose (Docker Inc.)
+    Version:  v2.38.2
+    Path:     /usr/libexec/docker/cli-plugins/docker-compose
+Server:
+ Containers: 23
+  Running: 20
+  Paused: 0
+  Stopped: 3
+ Images: 33
+ Server Version: 28.3.2
+ Storage Driver: overlay2
+  Backing Filesystem: extfs
+  Supports d_type: true
+  Using metacopy: false
+  Native Overlay Diff: true
+  userxattr: false
+ Logging Driver: json-file
+ Cgroup Driver: systemd
+ Cgroup Version: 2
+ Plugins:
+  Volume: local
+  Network: bridge host ipvlan macvlan null overlay
+  Log: awslogs fluentd gcplogs gelf journald json-file local splunk syslog
+ CDI spec directories:
+  /etc/cdi
+  /var/run/cdi
+ Swarm: inactive
+ Runtimes: io.containerd.runc.v2 runc
+ Default Runtime: runc
+ Init Binary: docker-init
+ containerd version: 05044ec0a9a75232cad458027ca83437aae3f4da
+ runc version: v1.2.5-0-g59923ef
+ init version: de40ad0
+ Security Options:
+  apparmor
+  seccomp
+   Profile: builtin
+  cgroupns
+ Kernel Version: 6.8.0-63-generic
+ Operating System: Ubuntu 24.04.2 LTS
+ OSType: linux
+ Architecture: x86_64
+ CPUs: 32
+ Total Memory: 125.7GiB
+ Name: mediaserver
+ ID: 0f00d0f6-af49-46ec-b31c-ac832f647353
+ Docker Root Dir: /var/lib/docker
+ Debug Mode: false
+ Experimental: false
+ Insecure Registries:
+  ::1/128
+.0.0.0/8
+ Live Restore Enabled: false
+</code>
+----
+docker compose -f docker-compose-mediaserver.yml up -d --remove-orphans
+docker compose -f docker-compose-mediaserver.yml down --remove-orphans
+docker exec -it qbittorrent /bin/bash
+  ... curl ip.me
+docker ps | grep gluetun
+docker network ls
+docker ps
+sudo service docker restart
+networkctl status
+docker logs gluetun
+ip route get 1.1.1.1
+ip link ls master docker0
+docker run --rm qmcgaw/gluetun update -enduser -providers expressvpn
+docker run -it --rm --cap-add=NET_ADMIN -e VPN_SERVICE_PROVIDER=expressvpn -e OPENVPN_USER=abc -e OPENVPN_PASSWORD=xyz - e SERVER_COUNTRIES=Netherlands qmcgaw/gluetun
+docker run -it --rm --cap-add=NET_ADMIN -e VPN_SERVICE_PROVIDER=expressvpn -e OPENVPN_USER=abc -e OPENVPN_PASSWORD=xyz -e SERVER_COUNTRIES=France -e SERVER_CITIES=Paris -e DNS_ADDRESS=127.0.0.1 qmcgaw/gluetun
+docker run -it --rm --cap-add=NET_ADMIN -e VPN_SERVICE_PROVIDER=expressvpn -e OPENVPN_USER=abc -e OPENVPN_PASSWORD=xyz -e SERVER_COUNTRIES=Netherlands -e DNS_ADDRESS=127.0.0.1 qmcgaw/gluetun
+docker compose -f docker-compose-mediaserver.yml run --rm certbot-test.peterroux.com certonly --webroot --webroot-path /var/www/certbot/ --dry-run -v -d test.peterroux.com
+curl -I http://test.peterroux.com/.well-known/acme-challenge/xyz
+curl -I http://test.peterroux.com/html/index.html
+docker logs -f test.peterroux.com
+docker container restart test.peterroux.com
+most /var/log/syslog
+sudo lsof -i -P -n | grep LISTEN
+docker network prune
+----
+===== References =====
+https://github.com/qdm12/gluetun-wiki/tree/main/errors