sniffer in redhat 9

[Gould, Aaron]

ha
 
sorry 
 
wow, i'm really looking bad
 
thanks serge
 
Aaron

________________________________

From: redhat-list-bounces at redhat.com on behalf of Serge Dubrouski
Sent: Wed 10/25/2006 1:11 PM
To: General Red Hat Linux discussion list
Subject: Re: sniffer in redhat 9



Looks like that. Because I'm not Steve :-)

On 10/25/06, Gould, Aaron <aaron.gould at ngc.com> wrote:
> opps.  thanks steve for the gracious reminder  :)
>
> sometimes i forget to do the basic reading first
>
> Aaron
>
> ________________________________
>
> From: redhat-list-bounces at redhat.com on behalf of Serge Dubrouski
> Sent: Wed 10/25/2006 7:05 AM
> To: General Red Hat Linux discussion list
> Subject: Re: sniffer in redhat 9
>
>
>
> There is one really good command in Linux/UNIX called man :-)
>
> man tcpdump
>
> .....
> Under Linux:
>               You  must  be  root or tcpdump must be installed setuid to root
>               (unless your distribution has a kernel that supports capability
>               bits  such  as  CAP_NET_RAW  and code to allow those capability
>               bits to be given to particular accounts and to cause those bits
>               to  be  set  on a user\u2019s initial processes when
> they log in, in
>               which case you  must have CAP_NET_RAW in order to  capture  and
>               CAP_NET_ADMIN  to  enumerate network devices with, for example,
>               the -D flag).
> ............
>
> On 10/25/06, Gould, Aaron <aaron.gould at ngc.com> wrote:
> > i was doing it as "aaron", after su'ing to root, tcpdump works "tcpdump: listening on eth0".  i added /usr/sbin/ to my "aaron" path, and now when i run tcpdump it says "tcpdump: no suitable device found"  any ideas?
> >
> > also, is there a nicer graphical sniffer built-into redhat?  if not perhaps someone can suggest the best and newest one to download with the most possible decodes for protocols such as h.323 and sip for VoIP
> >
> > thanks
> > Aaron
> >
> > ________________________________
> >
> > From: redhat-list-bounces at redhat.com on behalf of mark
> > Sent: Tue 10/24/2006 5:46 PM
> > To: General Red Hat Linux discussion list
> > Subject: Re: sniffer in redhat 9
> >
> >
> >
> > Serge Dubrouski wrote:
> > > yum install tcpdump
> >
> > Or he can install it from the CD.... Though there is one question:
> > Aaron, are you doing it as root, or as a user? I ask that, because users
> > are frequently set up without /sbin and /usr/sbin in their path.
> >
> >        mark
> > >
> > > Of course if you have yum configured.
> > >
> > > On 10/24/06, Gould, Aaron <aaron.gould at ngc.com> wrote:
> > >> i type tcpdump and it says "bash: tcpdump: command not found"  where
> > >> would i go to execute it?  also where should i go to check if ethereal
> > >> is on my redhat box?
> > >>
> > >> Aaron
> > >>
> > >> ________________________________
> > >>
> > >> From: redhat-list-bounces at redhat.com on behalf of alan
> > >> Sent: Tue 10/24/2006 3:08 PM
> > >> To: General Red Hat Linux discussion list
> > >> Subject: Re: sniffer in redhat 9
> > >>
> > >>
> > >>
> > >> On Tue, 24 Oct 2006, Serge Dubrouski wrote:
> > >>
> > >> > tcpdump
> > >>
> > >> Ethereal might have been in that version as well.  I would have to look.
> > >>
> > >> >
> > >> > On 10/24/06, Gould, Aaron <aaron.gould at ngc.com> wrote:
> > >> >> is there a built-in packet sniffer in redhat 9?
> > >> >>
> > >> >> Aaron
> > >> >>
> > >> >> --
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> > >> >>
> > >> >
> > >> >
> > >>
> > >> --
> > >> Gorgon minion:    "Is the Source dangerous?"
> > >> Gorgon Commander: "Only if it is on your side."
> > >>              - Quark Episode 2
> > >>
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