net_tools_deprecated_message () {
  echo -n 'net-tools is owacon. ' >&2
  echo $1 >&2
  return 127
}

arp () {
  net_tools_deprecated_message 'Use `ip n`'
}
ifconfig () {
  net_tools_deprecated_message 'Use `ip a`, `ip link`, `ip -s link`'
}
iptunnel () {
  net_tools_deprecated_message 'Use `ip tunnel`'
}

nameif () {
  net_tools_deprecated_message  'Use `ip link`, `ifrename`'
}
netstat () {
  net_tools_deprecated_message 'Use `ss`, `ip route` (for netstat -r), `ip -s link` (for netstat -i), `ip maddr` (for netstat -g)'
}
route () {
  net_tools_deprecated_message 'Use `ip r`'
}