SUNWski

Willard Dawson willard.dawson at sbs.siemens.com
Wed Jul 26 01:13:03 EST 2000


Does snoop read ports from /etc/services?  Is the port in /etc/services
on this box say ssh...23?

On Tue, Jul 25, 2000 at 04:08:22PM +0100, Ricardo Cerqueira wrote:
> On Tue, Jul 25, 2000 at 07:34:46AM -0700, Higdon, David M - CNF wrote:
> > It clearly shows that I have used the ssh command!
> > I am not using telnet. That is why I have such a 
> > concern.
> 
> No, it doesn't. By the contrary...
> 
>      machine A -> hostname.xxx.com TELNET C port=38920 s
>      hostname.xxx.com -> machine A TELNET R port=38920 s
>      machine A -> hostname.xxx.com TELNET C port=38920 
>      machine A -> hostname.xxx.com TELNET C port=38920 s
> 
> This implies a connection between a 23 port (TELNET, not SSH) and a 38920 port (source port for the telnet session)
> 
> > 
> > It only shows this type of output from when I run 
> > the snoop command from a system that has ssh installed.
> > 
> > host1 -> host2    TCP D=22 S=4404 Syn Seq=3951258970 Len=0 Win=16384
> > host2 -> host1    TCP D=4404 S=22 Rst Ack=3951258971 Win=0
> >
> 
> This, on the other hand, is a connection from a 4404 (source) to a 22 (SSH). And this is my example, which is different from your output.
> 
> RC
> 
> P.S. - Don't CC me, I'm on the list.
> 
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-- 
Willard Francis Otto Dawson      +1 770 814 5099 / +1 770 814 5202 FAX
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