pass pass pass bad-packet nomatch nomatch bad-packet nomatch nomatch -------- pass pass pass bad-packet nomatch nomatch bad-packet nomatch nomatch -------- nomatch nomatch nomatch bad-packet block nomatch bad-packet nomatch nomatch -------- nomatch nomatch block bad-packet block nomatch bad-packet nomatch nomatch -------- nomatch nomatch nomatch bad-packet nomatch nomatch bad-packet nomatch pass -------- nomatch nomatch nomatch bad-packet nomatch nomatch bad-packet nomatch block --------