Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Kazutoshi Morioka
FYI, I experienced similar bug with Kondara, the japanese distribution (http://www.kondara.org/) uses 2.2.x kernel. In that case, IPv6-patch changed libpcap's behavior about promiscuous mode to incompatible with kernel. A patch from Tatsuo Sekine <[EMAIL PROTECTED]> fixed this bug. Kondara's newe

Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Noah L. Meyerhans
On Sat, Mar 17, 2001 at 12:32:03AM -0500, S . Salman Ahmed wrote: > > Any other ways I can try and detect this rootkit on my systems ? > Knark can't function if you have disabled module loading. It is a module, so it can't do anything if it can't be run. Did you say that the kernel logs a mess

Re: Promiscuous mode (was Re: ifconfig doesn't report Promiscuous interfaces)

2001-03-16 Thread Andres Salomon
On Fri, Mar 16, 2001 at 10:27:23PM -0600, JonesMB wrote: > > >Hi, Are you sure that this machine wasn't compromised ??? > > this line made me wonder about what the correct output of ifconfig should > be. I assume that if I am not listening on the port, the PROMISC entry > should not be reporte

Re: Promiscuous mode (was Re: ifconfig doesn't report Promiscuous interfaces)

2001-03-16 Thread Jim Breton
On Fri, Mar 16, 2001 at 10:27:23PM -0600, JonesMB wrote: > Is there any reason for eth0 to be showing PROMISC all the time or is this Some apps put the card into promisc mode and do not turn off promisc when you exit.

Promiscuous mode (was Re: ifconfig doesn't report Promiscuous interfaces)

2001-03-16 Thread JonesMB
Hi, Are you sure that this machine wasn't compromised ??? this line made me wonder about what the correct output of ifconfig should be. I assume that if I am not listening on the port, the PROMISC entry should not be reported in ifconfig. I should only see PROMISC if I am running tcpdump,

Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Andres Salomon
On Fri, Mar 16, 2001 at 09:04:47PM -0500, S.Salman Ahmed wrote: > > > "marlonsj" == marlonsj writes: > marlonsj> Hi, Are you sure that this machine wasn't compromised ??? > marlonsj> > > Absolutely. > > I get the same behaviour from ifconfig on another sid machine (this one > is

Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Andres Salomon
Check out http://members.nbci.com/dsinet/network-sniffers/interface-promiscuity-obscurity.txt The only other thing I can think of is, something (or someone) is resetting interface flags (not even sure if that's still possible, the article's from '98), or there's some subtle bug in the nic's drive

Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Noah L. Meyerhans
On Sat, Mar 17, 2001 at 12:32:03AM -0500, S . Salman Ahmed wrote: > > Any other ways I can try and detect this rootkit on my systems ? > Knark can't function if you have disabled module loading. It is a module, so it can't do anything if it can't be run. Did you say that the kernel logs a mes

Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Noah L. Meyerhans
On Fri, Mar 16, 2001 at 09:04:47PM -0500, S . Salman Ahmed wrote: > I get the same behaviour from ifconfig on another sid machine (this one > is behind my firewall, and the firewall is the sid machine I wrote about > in my earlier email). > I'm definitely not seeing this behavior on my sid machin

Re: Promiscuous mode (was Re: ifconfig doesn't report Promiscuous interfaces)

2001-03-16 Thread Andres Salomon
On Fri, Mar 16, 2001 at 10:27:23PM -0600, JonesMB wrote: > > >Hi, Are you sure that this machine wasn't compromised ??? > > this line made me wonder about what the correct output of ifconfig should > be. I assume that if I am not listening on the port, the PROMISC entry > should not be report

Re: Promiscuous mode (was Re: ifconfig doesn't report Promiscuous interfaces)

2001-03-16 Thread Jim Breton
On Fri, Mar 16, 2001 at 10:27:23PM -0600, JonesMB wrote: > Is there any reason for eth0 to be showing PROMISC all the time or is this Some apps put the card into promisc mode and do not turn off promisc when you exit. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscri

Promiscuous mode (was Re: ifconfig doesn't report Promiscuous interfaces)

2001-03-16 Thread JonesMB
>Hi, Are you sure that this machine wasn't compromised ??? this line made me wonder about what the correct output of ifconfig should be. I assume that if I am not listening on the port, the PROMISC entry should not be reported in ifconfig. I should only see PROMISC if I am running tcpdump,

Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Marlon Jabbur
Hi, Are you sure that this machine wasn't compromised ??? Usually rootkits replace the ifconfig file with a version that does not show the promiscous state. Marlon > --- "S.Salman Ahmed" <[EMAIL PROTECTED]> escreveu: > > > > > Isn't ifconfig supposed to report if a network > > interface i

Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Marlon Jabbur
Hi, Are you sure that this machine wasn't compromised ??? Marlon --- "S.Salman Ahmed" <[EMAIL PROTECTED]> escreveu: > > Isn't ifconfig supposed to report if a network > interface is in > Promiscuous mode ? I thought it was. > > I am currently running a sid system with > kernel-2.4.2 and the o

Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Andres Salomon
On Fri, Mar 16, 2001 at 09:04:47PM -0500, S.Salman Ahmed wrote: > > > "marlonsj" == marlonsj writes: > marlonsj> Hi, Are you sure that this machine wasn't compromised ??? > marlonsj> > > Absolutely. > > I get the same behaviour from ifconfig on another sid machine (this one > is

Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Noah L. Meyerhans
On Fri, Mar 16, 2001 at 09:04:47PM -0500, S . Salman Ahmed wrote: > I get the same behaviour from ifconfig on another sid machine (this one > is behind my firewall, and the firewall is the sid machine I wrote about > in my earlier email). > I'm definitely not seeing this behavior on my sid machi

Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Marlon Jabbur
Hi, Are you sure that this machine wasn't compromised ??? Usually rootkits replace the ifconfig file with a version that does not show the promiscous state. Marlon > --- "S.Salman Ahmed" <[EMAIL PROTECTED]> escreveu: > > > > > Isn't ifconfig supposed to report if a network > > interface

Re: ifconfig doesn't report Promiscuous interfaces

2001-03-16 Thread Marlon Jabbur
Hi, Are you sure that this machine wasn't compromised ??? Marlon --- "S.Salman Ahmed" <[EMAIL PROTECTED]> escreveu: > > Isn't ifconfig supposed to report if a network > interface is in > Promiscuous mode ? I thought it was. > > I am currently running a sid system with > kernel-2.4.2 and the

Re: Access to my server

2001-03-16 Thread Aaron Ghent
On Fri, Mar 16, 2001 at 12:27:25AM +0100, Luc MAIGNAN wrote: > I've seen via iplog that someone had tried to access to my server. How can I > know who he is knowing his IP address ? dig foo; whois foo; nslookup foo; traceroute foo; et al. -- Aaron Ghent.

Re: Access to my server

2001-03-16 Thread Aaron Ghent
On Fri, Mar 16, 2001 at 12:27:25AM +0100, Luc MAIGNAN wrote: > I've seen via iplog that someone had tried to access to my server. How can I > know who he is knowing his IP address ? dig foo; whois foo; nslookup foo; traceroute foo; et al. -- Aaron Ghent. -- To UNSUBSCRIBE, email to [EMAIL