diff options
Diffstat (limited to 'net/queso/pkg-descr')
-rw-r--r-- | net/queso/pkg-descr | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/net/queso/pkg-descr b/net/queso/pkg-descr deleted file mode 100644 index 06650d65ab37..000000000000 --- a/net/queso/pkg-descr +++ /dev/null @@ -1,21 +0,0 @@ -former QueSO home page <URL:http://www.apostols.org/projectz/queso/>: - -How we can determine the remote OS using simple TCP packets? Well, -it's easy, they're packets that don't make any sense, so the RFCs -don't clearly state what to answer in these kind of situations. -Facing this ambiguous, each TCP/IP stack takes a different approach -to the problem, and this way, we get a different response. In some -cases (like Linux, to name one) some programming mistakes make the OS -detectable. - -QueSO sends: - - 0 SYN * THIS IS VALID, used to verify LISTEN - 1 SYN+ACK - 2 FIN - 3 FIN+ACK - 4 SYN+FIN - 5 PSH - 6 SYN+XXX+YYY * XXX & YYY are unused TCP flags - -All packets have a random seq_num and a 0x0 ack_num. |