Re: how to configure windows firewall?

Tech-Archive recommends: Repair Windows Errors & Optimize Windows Performance

From: alebastr (alebastr_at_alebastr.com)
Date: 02/17/05 

Date: Thu, 17 Feb 2005 17:33:19 +0200

"Leythos" <void@nowhere.lan> wrote in message
news:pan.2005.02.17.14.38.29.473216@nowhere.lan...
> On Thu, 17 Feb 2005 16:29:50 +0200, alebastr wrote:
>
>>
>> "Leythos" <void@nowhere.lan> wrote in message
>> news:pan.2005.02.17.12.30.49.571655@nowhere.lan...
>>> On Thu, 17 Feb 2005 14:22:44 +0200, alebastr wrote:
>>>
>>>> Windows XP, Home ed, SP2. Small LAN, 4 PCs. There are also few other
>>>> LANs
>>>> connected to same router(ISP). We need isolate our LAN from oustside
>>>> connections, include this another LANs. Windows firewall is enabled, I
>>>> configured all firewalls for 'Custom List' IP addresses:
>>>> 'File and Printer Sharing' > Edit > [TCP139,TCP445,UDP137,UDP138] >
>>>> Change
>>>> scope > set in 'Custom list' window local IP of our pcs, like this:
>>>> 192.168.0.22,192.168.0.23,etc
>>>>
>>>> After a some time I found, that someone still can print documents in
>>>> our
>>>> printer from outside LAN! Also, I tried to exclude one local IP of our
>>>> computers from 'Custom list' window, for experiment, and still can
>>>> print/share from computer that nevertheless I still could print from
>>>> the
>>>> PC
>>>> which has no permissible IP number.
>>>> I found also, that system change IP addresses i have set in 'Custom
>>>> list'
>>>> window from 192.168.0.22 to 192.168.0.22/255.255.255.255 Why?
>>>
>>> If your connection is via DSL or Cable then get a Cable/DSL Router with
>>> NAT and you're all set. They run about $50 most places.
>>>
>> --------------------
>> Yes, broadband router will be best solution. Nevertheless, I would
>> understand why my approach not work and where is error.(it seems to me,
>> that
>> I did all according to microsoft instructions)
>
> I can't really tell you why the MS Firewall didn't work for you, it's the
> first thing I disable in services on any machine we install.
>
> the 192.168.0.22/255.255.255.255 means it's only looking at the .22 IP
> address, the MASK of 255.255.255.255 means it won't look at anything else
> in the network. If you want it to see 192.168.0.0 through 192.168.0.255
> then you need to change the mask to 255.255.255.0
>
> You are are 100% better off using a router that does NAT than relying on
> the Windows Firewall product.
>
----------------------

Just out of topic: does someone know inexpensive broadband router model, 1 x
4 LAN +1 printer port (*parallel*) that can *stable work* with printer(HP
LaserJet 6L)

thanks

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