Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//usr/share/bash-completion/completions/ifup

 # Red Hat & Debian GNU/Linux if{up,down} completion        -*- shell-script -*-

_userland GNU || return 1

_ifupdown()
{
    local cur prev words cword
    _init_completion || return

    if [[ $cword -eq 1 ]]; then
        _configured_interfaces
        COMPREPLY=( $(compgen -W '${COMPREPLY[@]}' -- "$cur") )
    fi

} &&
complete -F _ifupdown ifup ifdown ifstatus

# ex: filetype=sh