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Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /usr/share/doc/ifupdown/examples/ |
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#!/bin/sh if [ `id -u` -ne 0 ] || [ "$1" = "" ]; then exit 1; fi if [ -x /usr/bin/fping ]; then PING="/usr/bin/fping" else PING="/bin/ping -c 2" fi iface="$1" which="" while read addr pingme scheme; do if [ "$which" ]; then continue; fi #echo " Trying $addr & $pingme ($scheme)" >&2 ip addr add $addr dev $iface >/dev/null 2>&1 ip link set $iface up >/dev/null 2>&1 if $PING $pingme >/dev/null 2>&1; then which="$scheme" fi ip link set $iface down >/dev/null 2>&1 ip addr del $addr dev $iface >/dev/null 2>&1 done if [ "$which" ]; then echo $which; exit 0; fi exit 1