#!/bin/sh
exec 3<>/dev/tcp/127.0.0.1/3030

username=xxxxxxxxx   # kullanıcı_adı
password=yyyyyyyyy   # sifre

while read -r -u 3; do

if [[ $(echo $REPLY | grep ">PASSWORD:Need 'Auth' username/password") ]]; then
echo "username \"Auth\" $username" >&3
echo "password \"Auth\" $password" >&3
else
echo "Ignoring message: $REPLY" >&2
fi
done