ubuntu 休眠之后网络间接失败 can not connect to network after suspend (wake up)

#!/bin/sh
case "
#!/bin/sh
case "${1}" in
resume|thaw)
service network-manager restart;;
esac

case $1 in
suspend|suspend_hybrid|hibernate)
;;
resume|thaw)
nmcli nm sleep false
;;
esac
" in
resume|thaw)
service network-manager restart;;service network