gistfile1.eclass

slow_connection () {

  if [ -z $1 ]; then
    echo "Bandwidth must be provided"
    return
  fi
  
  default_port="80"
  sudo ipfw pipe 1 config bw $1KByte/s
  sudo ipfw add 1 pipe 1 src-port ${2:-$default_port}
}

edge_connection() {
  slow_connection 56 $1
}

3g_connection() {
  slow_connection 200 $1
}

alias restore_connection="sudo ipfw delete 1"