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Re: Debian 11 and IPv4 static IP address

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On 7/4/24 19:30, Felix Miata wrote:
> David Christensen composed on 2024-07-04 19:06 (UTC-0700):
>> I have built a VirtualBox virtual machine and installed Debian 11 with
>> SSH server and standard system utilities only.  I plan to use the VM to
>> run the UniFi Network Controller to manage the UniFi equipment on my
>> SOHO LAN:
>> <snip>
>> The VM currently has a DHCP address.  I would like to set a static IPv4
>> address.  The Debian wiki tells me to edit /etc/network/interfaces and
>> provides some example settings that I believe I can adapt to my use-case:
>> <snip>
>> The Debian wiki also says:
>> "Make sure to disable all DHCP services, e.g. dhcpcd."
>> What is the correct method to "disable all DHCP services"?
> 
> I think there are more than one. One thing is to check what is enabled, then
> disable or uninstall whatever owns the unit(s):
> 
> 	systemctl list-unit-files | egrep 'net|dhcp'


2024-07-04 20:26:35 root@unifi ~
# systemctl list-unit-files | egrep 'net|dhcp'
networking.service                     enabled         enabled
systemd-network-generator.service      disabled        disabled
systemd-networkd-wait-online.service   disabled        disabled
systemd-networkd.service               disabled        enabled
systemd-networkd.socket                disabled        enabled
network-online.target                  static          -
network-pre.target                     static          -
network.target                         static          -


> Do the same with whatever "manages" /etc/resolv.conf, 


How do I determine what manages /etc/resolv.conf?


> and create a regular file of your own design.
> 
> I don't use VMs, but I did several hours ago instruct several hours ago using
> systemd-network to setup static IP service for a *buntu user who couldn't get
> netplan sorted:
> <https://www.linuxquestions.org/questions/ubuntu-63/netplan-apply-no-longer-setting-static-ip-address-4175738702/#post6512274>
> 
> I've been using systemd-network static IPs on everything for several years,
> including Bullseye.


2024-07-04 20:15:43 root@laalaa ~
# man systemd-network
No manual entry for systemd-network


How do you use systemd-network to configure an interface with a static 
IP address?


David

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Debian 11 and IPv4 static IP address David Christensen <dpchrist@holgerdanske.com> - 2024-07-05 04:10 +0200
  Re: Debian 11 and IPv4 static IP address Felix Miata <mrmazda@stanis.net> - 2024-07-05 04:40 +0200
    Re: Debian 11 and IPv4 static IP address David Christensen <dpchrist@holgerdanske.com> - 2024-07-05 05:40 +0200
      Re: Debian 11 and IPv4 static IP address Felix Miata <mrmazda@stanis.net> - 2024-07-05 06:10 +0200
        Re: Debian 11 and IPv4 static IP address David Christensen <dpchrist@holgerdanske.com> - 2024-07-06 03:20 +0200
          Re: Debian 11 and IPv4 static IP address Max Nikulin <manikulin@gmail.com> - 2024-07-06 04:10 +0200
            Re: Debian 11 and IPv4 static IP address David Christensen <dpchrist@holgerdanske.com> - 2024-07-06 07:00 +0200
              Re: Debian 11 and IPv4 static IP address jeremy ardley <jeremy.ardley@gmail.com> - 2024-07-06 09:30 +0200
              Re: Debian 11 and IPv4 static IP address Detlef Vollmann <dv@vollmann.ch> - 2024-07-06 12:50 +0200
                Re: Debian 11 and IPv4 static IP address Marc SCHAEFER <schaefer@alphanet.ch> - 2024-07-06 17:20 +0200
              Re: Debian 11 and IPv4 static IP address Greg Wooledge <greg@wooledge.org> - 2024-07-06 16:10 +0200
            Re: Debian 11 and IPv4 static IP address Detlef Vollmann <dv@vollmann.ch> - 2024-07-06 12:30 +0200
          Re: Debian 11 and IPv4 static IP address George at Clug <Clug@goproject.info> - 2024-07-06 06:20 +0200
          Re: Debian 11 and IPv4 static IP address jeremy ardley <jeremy.ardley@gmail.com> - 2024-07-06 06:40 +0200
            Re: Debian 11 and IPv4 static IP address Detlef Vollmann <dv@vollmann.ch> - 2024-07-06 12:40 +0200
    Re: Debian 11 and IPv4 static IP address jeremy ardley <jeremy.ardley@gmail.com> - 2024-07-05 07:20 +0200
      Re: Debian 11 and IPv4 static IP address jeremy ardley <jeremy.ardley@gmail.com> - 2024-07-05 07:30 +0200
  Re: Debian 11 and IPv4 static IP address jeremy ardley <jeremy.ardley@gmail.com> - 2024-07-05 06:20 +0200
  Re: Debian 11 and IPv4 static IP address Franco Martelli <martellif67@gmail.com> - 2024-07-05 20:50 +0200

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