wvdial - smartfren.sh

#!/bin/bash
PS1="\e]2;Smartfren Connex AC682 EVDO\a\u@\h:\$ "
setterm -term linux -back black -fore green -clear
clear
echo "Smartfren AC682 Internet"
echo "USB Modem EVDO Rev A"
echo "Now Executing Smartfren USB Modem.."
sudo eject /dev/sr1
sudo ifconfig eth0 down
sudo modprobe usbserial vendor=0x19d2 product=0xffdd
echo "Mohon tunggu..."
function countdown
{
local OLD_IFS="${IFS}"
IFS=":"
local ARR=( $1 )
local SECONDS=$(( (ARR[0] * 60 * 60) + (ARR[1] * 60) + ARR[2] ))
local START=$(date +%s)
local END=$((START + SECONDS))
local CUR=$START
while [[ $CUR -lt $END ]]
do
CUR=$(date +%s)
LEFT=$((END-CUR))
printf "\r%02d:%02d:%02d" \
$((LEFT/3600)) $(( (LEFT/60)%60)) $((LEFT%60))
sleep 1
done
IFS="${OLD_IFS}"
echo " "
}
countdown "00:00:15"
lsusb
sudo ln -b /dev/ttyUSB0 /dev/modem
sudo wvdialconf
sudo wvdial smart
$@
/bin/bash