Re: Intercepting a packet, changing it and re-injecting into the network

2006-12-25 Thread Julian Elischer
Kevin Sanders wrote: On 12/22/06, Julian Elischer <[EMAIL PROTECTED]> wrote: just as a reference point, Using ipfw I was able to saturate a Gb bridge (between 2 bge interfaces) while filtereing against a table of 128000 addresses. (in FreeBSD 4.8) using 30% cpu.. machines have gotten faster si

Re: Intercepting a packet, changing it and re-injecting into the network

2006-12-23 Thread Kevin Sanders
On 12/22/06, Julian Elischer <[EMAIL PROTECTED]> wrote: just as a reference point, Using ipfw I was able to saturate a Gb bridge (between 2 bge interfaces) while filtereing against a table of 128000 addresses. (in FreeBSD 4.8) using 30% cpu.. machines have gotten faster since then but the OS h

Re: Intercepting a packet, changing it and re-injecting into the network

2006-12-22 Thread Julian Elischer
Julian Elischer wrote: Kevin Sanders wrote: On 12/22/06, Brooks Davis <[EMAIL PROTECTED]> wrote: On Fri, Dec 22, 2006 at 12:43:29PM -0300, Fabr?cio Barros Cabral wrote: > Hello everybody! > > I'm developing a network application which needs *to intercept* a packet > (not just *copy* a packet,

Re: Intercepting a packet, changing it and re-injecting into the network

2006-12-22 Thread Julian Elischer
Kevin Sanders wrote: On 12/22/06, Brooks Davis <[EMAIL PROTECTED]> wrote: On Fri, Dec 22, 2006 at 12:43:29PM -0300, Fabr?cio Barros Cabral wrote: > Hello everybody! > > I'm developing a network application which needs *to intercept* a packet > (not just *copy* a packet, like libpcap does), mo

Re: Intercepting a packet, changing it and re-injecting into the network

2006-12-22 Thread Kevin Sanders
On 12/22/06, Brooks Davis <[EMAIL PROTECTED]> wrote: On Fri, Dec 22, 2006 at 12:43:29PM -0300, Fabr?cio Barros Cabral wrote: > Hello everybody! > > I'm developing a network application which needs *to intercept* a packet > (not just *copy* a packet, like libpcap does), move this packet into my >

Re: Intercepting a packet, changing it and re-injecting into the network

2006-12-22 Thread Brooks Davis
On Fri, Dec 22, 2006 at 12:43:29PM -0300, Fabr?cio Barros Cabral wrote: > Hello everybody! > > I'm developing a network application which needs *to intercept* a packet > (not just *copy* a packet, like libpcap does), move this packet into my > application (userland), do some checking in the packet

Re: Intercepting a packet, changing it and re-injecting into the network

2006-12-22 Thread Eygene Ryabinkin
Fabricio, good day! > I'm developing a network application which needs *to intercept* a packet > (not just *copy* a packet, like libpcap does), move this packet into my > application (userland), do some checking in the packet and according > with some heuristics, the application may change the payl

Re: Intercepting a packet, changing it and re-injecting into the network

2006-12-22 Thread Chuck Swiger
Fabrício Barros Cabral wrote: Hello everybody! I'm developing a network application which needs *to intercept* a packet (not just *copy* a packet, like libpcap does), move this packet into my application (userland), do some checking in the packet and according with some heuristics, the applicati

Re: Intercepting a packet, changing it and re-injecting into the network

2006-12-22 Thread Max Laier
On Friday 22 December 2006 16:43, Fabrício Barros Cabral wrote: > I'm developing a network application which needs *to intercept* a > packet (not just *copy* a packet, like libpcap does), move this packet > into my application (userland), do some checking in the packet and > according with some heu