Re: Confused newbie
From: Thund3rstruck (email@example.com)
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From: firstname.lastname@example.org (Thund3rstruck) Date: 14 Feb 2003 03:54:01 -0800
blu <email@example.com> wrote in message news:<3E4C7E4C.firstname.lastname@example.org>...
> Hi All,
> New to home networking and security and would like to
> understand what I think is occurring on my machines.
> I have set-up a home network with windows 98,xp and linux
> machines. I have a linksys router set up also to share my
> broadband connection. The grc.com site says that my machines
> are protected and my ports dont exist and are in stealth mode.
> When I use the netstat command, "netstat -an" I see numerous ports
> listening and some have established connections to ip's/ports. The
> grc site is connecting to my linksys, so it cant see my computers.
> I dont understand how and why these ports are listening and establishing
> connections without zone alarm catching them.
I want to start off by saying that I am by no means an expert.
You will see some ports listening, and since you just did your
grc.com test and probably had your browser open at the time of the
netstat -an, you might see a couple connected. Try this. If you reboot
your computer, then immediately do that netstat -an after bootup,
you'll see a lot less. <G> Standard netbios and such. However, with a
firewall in place, those are protected. You could do a 'netstat -an >
What that does is the standard netstat -an but it redirects it (">"
is redirect) to a text file. Once you have the file, you can take out
your IP addy for security and then post the results here for a better
> How do I determine which ports should be open and which are unnecessary?
> How do I close ports in windows xp?
> Can I configure zone alarm/blackice to stop connections or close these
> open ports?
> I thank everyone for any and all tips and hints to solutions
> to these issues.
Oh, btw? I noticed Tracker replied to this. She makes me look like a