kazulog@sv1:~$ cat /etc/os-release | head -2
PRETTY_NAME="Ubuntu 26.04 LTS"
NAME="Ubuntu"
kazulog@sv1:~$ sudo apt purge -y tftpd-hpa | cat
WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

Reading package lists...
Building dependency tree...
Reading state information...
Solving dependencies...
REMOVING:
  tftpd-hpa*

Summary:
  Upgrading: 0, Installing: 0, Removing: 1, Not Upgrading: 96
  Freed space: 128 kB

(Reading database ... 91411 files and directories currently installed.)
Removing tftpd-hpa (5.3+20251209-2) ...
Processing triggers for man-db (2.13.1-1build1) ...
(Reading database ... 91399 files and directories currently installed.)
Purging configuration files for tftpd-hpa (5.3+20251209-2) ...
kazulog@sv1:~$ dpkg -l tftpd-hpa 2>&1 | tail -1
dpkg-query: no packages found matching tftpd-hpa
kazulog@sv1:~$ ls -l /etc/default/tftpd-hpa 2>&1
ls: cannot access '/etc/default/tftpd-hpa': No such file or directory
kazulog@sv1:~$ sudo ls -ld /srv/tftp 2>&1
drwxr-xr-x 2 tftp tftp 4096 Sep 12 10:05 /srv/tftp
kazulog@sv1:~$ getent passwd tftp
tftp:x:103:109:tftp daemon:/srv/tftp:/usr/sbin/nologin
kazulog@sv1:~$ sudo ss -ulnp 'sport = :69'; echo "ss rc=$?"
State                  Recv-Q                  Send-Q                                   Local Address:Port                                   Peer Address:Port                 Process
ss rc=0