this address (65.91.64.51) as trying to strew my mail server.. of course it is no reply etc.. but this was going on for about 3 hours or so fro the last few days...
So i thought stuff it i block the whole C Class and that should stop that... it can up as Broadwing_Dialins, should it was time to deal with this joker :))) Johnno ----- Original Message ----- From: "Michael" <[EMAIL PROTECTED]> To: "Johnno" <[EMAIL PROTECTED]> Sent: Wednesday, February 06, 2002 11:29 PM Subject: Re: ipchains > Well, if you want to want to deny this particular address, surely you just > block the 24 bits of the network... ie: > > ipchains -A input -s 65.91.64.0/24 -j DENY > > If you want to deny class C (a very unwise thing to do given the huge range > of addresses involved) it's > > ipchains -A input -s #.0.0.0/3 -j DENY > > Which was suggested by Hugh McColl <[EMAIL PROTECTED]>. > > BUT 65.#.#.# isn't a true class C address. It's a class A. > > Class A: 0-127 (ipchains -A input -s 127.0.0.0/1 -j DENY) > Class B: 128-191 (ipchains -A input -s 191.0.0.0/2 -j DENY) > Class C: 192-223 (ipchains -A input -s 223.0.0.0/3 -j DENY) > Class D: 224- > Class E: Testing > > > At 10:36 PM 2/6/02, you wrote: > > >How do I DENY a whole C class ie.. 65.91.64.0?? > > > >Many Thanks, > > Johnno >
