There is a product called Net Monitor that is available for free at:
http://modemwizard.com/   -  that should be adequate for the job.

Your post implies that you are using STN with a cable service that uses a
phone line for the uplink.  I didn't think that was possible.  Does the cable
modem include a phone modem?  If so, you must have a phone line that is
essentially dedicated.

With respect to security, I think that every time you open a port on your STN
box, you provide another hole for a snake to crawl in.  I'm not sure that it
would make a big difference though.

On the subject of security, I've been testing the effectiveness of STN vs
BO2K (back orifice 2000).  Based on the assumption that an email with an
attached file (the trojan horse) was received by a user on a Windoze box
behind an STN connection and the attached file was executed resulting in a
BO2K installtion; what could happen?

Typically, the invader would send an email back to the hacker with the
computer's IP address and then the hacker could simply take over the machine
whenever there is time.  However, in this case, the email would contain the
IP address of the Windoze machine on the LAN (eg. 192.168.0.xxx).  In order
to obtain the actual external IP it seems to me that the hacker would need a
piece of software that could communicate with the STN admin functions to get
the external IP address.  Or, is there some other way for the Windoze box to
get the external IP?




The Rosens wrote:

> Hi - I have a cable modem that sits "outside" my STN machine. The STN
> machine has two NICs - one connected to the cable modem and one
> connected to a hub. My ISP provides a software pkg (CCMinfo) that can be
> used to check the status of the cable modem (see
> http://www.rcn.com/support/internet/pc/faq/general/cable.modem/index.html
> for info on this pkg.)
>
> When a machine is connected directly to the cable modem, this pkg works
> fine - when STN is "in between" it doesn't - I assume that packets are
> either being stopped on the way out, on the way in, or both.
>
> Three Questions: (1) How can I determine what ports to open? (2) Is
> there an other solution? (3) Does opening STN to this communication
> present any sort of security risk?
>
> Thanks,
> ...steve...
>
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