Phil Howard <phil@charon.milepost.com> wrote: [about SYN flooding] |I don't know of any routers that have these or other means of dealing with |the SYN attacks. If you search cco for "tcp intercept", you should find something interesting. This feature was available in 11.2(4)F. ((paraphrased from memory)) Basically the router completed the handshaking then passed on the completed connection to the inside host. When under attack, it halves the timeouts (progressively?) for half-open connections. I don't know what happened to the F branch. It seems to have been left behind. Peter ----* -- The Lost Patrol. Level 30~36, HP 800, AC -2. The Highway Patrol of The Random Road, they keep the peace, they eat donuts. -TRR '97 O_u \\ // P-Chan ya \\ Global OnLine Japan U \Beh! \\ // P-Moji-Yo! \\ Steam Engineering