gistfile1.txt

[root@router:~]# ps aux | grep dhcpd
dhcpd        928  0.0  0.0  19428  5808 ?        Ss   Mar21  10:36 dhcpd4 -4 -pf /run/dhcpd4/dhcpd.pid -cf /nix/store/xglyk02p79bhd9zjgmqgcxb9yqyvrak7-dhcpd.conf -lf /var/lib/dhcpd4/dhcpd.leases enp4s2f1
[root@router:~]# cat /nix/store/xglyk02p79bhd9zjgmqgcxb9yqyvrak7-dhcpd.conf
option rpiboot code 43 = text;
subnet 10.0.0.0 netmask 255.255.255.0 {
  option subnet-mask 255.255.255.0;
  option broadcast-address 10.0.0.255;
  option routers 10.0.0.1;
  option domain-name-servers 10.0.0.1;
  range 10.0.0.100 10.0.0.200;
  default-lease-time 86400; # 1 day
  option rpiboot "Raspberry Pi Boot   ";
}

[root@router:~]# ps aux | grep xinet
root         878  0.0  0.0   6164  2444 ?        Ss   Mar21   0:00 xinetd -syslog daemon -dontfork -stayalive -f /nix/store/xnylaj176m6gb82ydkhawgdbvsjgdk9f-xinetd.conf
[root@router:~]# cat /nix/store/xnylaj176m6gb82ydkhawgdbvsjgdk9f-xinetd.conf
defaults
{
  log_type       = SYSLOG daemon info
  log_on_failure = HOST
  log_on_success = PID HOST DURATION EXIT
  
}

service tftp
{
  protocol    = udp
  
  
  socket_type = dgram
  
  wait        = yes
  user        = nobody
  server      = /nix/store/2n9w9484wizr7nfnn227j3v844rpvs1j-netkit-tftp-0.17/sbin/in.tftpd
  server_args = /tftproot
  
}

[root@router:~]# ls -lLh /tftproot/bootcode.bin 
-rw-r--r-- 1 root root 111K Nov  1 19:08 /tftproot/bootcode.bin