clueless

pingit (){    if [ ${1##*.} = $1 ]; then        addr="192.168.0.${1}";    else        addr=$1;    fi;    if ping -c 1 -w 1 ${addr} >/dev/null; then        echo ${addr} : yes;    fi}pinglan (){    for f in {1..254};    do        ( pingit $f ) &    done | egrep -v '[[]'}