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Author
18 Dec 2006 11:12 PM
Bryan McGuire
My family have 3 pc's in the house. Mine upstairs, my mum and dads downstairs.
My pc is wired into the modem, and my parents are wireless into the modem.
I have set up a network, and enabled file sharing on every pc as described
step by step on windows xp help.
The problem is :- I can see their files and folders, but they can't see
mine. They also cannot access the printer attached to mine which is what we
wanted to do.
I have tried every help page in the help and support, and asked in a
computer shop, and they all didnt work.
Why can they not see my files or access my pc, when i can access theirs.
Please email me at bryanmcgu***@hotmail.co.uk

Author
18 Dec 2006 11:45 PM
Malke
Bryan McGuire wrote:

> My family have 3 pc's in the house. Mine upstairs, my mum and dads
> downstairs. My pc is wired into the modem, and my parents are wireless
> into the modem. I have set up a network, and enabled file sharing on
> every pc as described step by step on windows xp help.
> The problem is :- I can see their files and folders, but they can't
> see mine. They also cannot access the printer attached to mine which
> is what we wanted to do.
> I have tried every help page in the help and support, and asked in a
> computer shop, and they all didnt work.
> Why can they not see my files or access my pc, when i can access
> theirs. Please email me at
(email snipped)

Don't post your real, unmunged email address on Usenet. It will get
harvested by spambots and you'll get tons more spam. Also, this is a
newsgroup - asked here, answered here.

http://www3.telus.net/dandemar/munad.htm - how to munge email address

As for your problem, This is most commonly caused by a misconfigured
firewall. Run the Network Setup Wizard on all computers, making sure to
enable File & Printer Sharing, and reboot. The only "gotcha" is that
this will turn on the XPSP2 Windows Firewall. If you aren't running a
third-party firewall or have an antivirus with "Internet Worm
Protection" (like Norton 2005/06) which acts as a firewall, then you're
fine. If you have third-party firewall software, configure it to allow
the Local Area Network traffic as trusted. I usually do this with my
firewalls with an IP range. Ex. would be 192.168.1.0-192.168.1.254.
Obviously you would substitute your correct subnet.

If one or more of the computers is XP Pro or Media Center:

a. If you need Pro's ability to set fine-grained permissions, turn off
Simple File Sharing (Folder Options>View tab) and create identical user
accounts/passwords on all computers.

b. If you don't care about using Pro's advanced features, leave the
Simple File Sharing enabled.

Simple File Sharing means that Guest (network) is enabled. This means
that anyone without a user account on the target system can use its
resources. This is a security hole but only you can decide if it
matters in your situation.

Then create shares as desired. XP Home does not permit sharing of users'
home directories (My Documents) or Program Files, but you can share
folders inside those directories. A better choice is to simply use the
Shared Documents folder.

If that doesn't work for you, here is an excellent network
troubleshooter by MVP Hans-Georg Michna. Take the time to go through it
and it will usually pinpoint the problem area(s) -
http://winhlp.com/wxnet.htm

Malke
--
Elephant Boy Computers
www.elephantboycomputers.com
"Don't Panic!"
MS-MVP Windows - Shell/User
Author
19 Dec 2006 8:25 PM
Paul Johnson
Malke wrote:

> Bryan McGuire wrote:
>
>> Please email me at (email snipped)
>
> Don't post your real, unmunged email address on Usenet. It will get
> harvested by spambots and you'll get tons more spam.

That's a common misconception, but a flawed one.  I'm afraid your advice
contributes to the problem and not the solution.  Munging email addresses
is considered harmful.  http://www.interhack.net/pubs/munging-harmful/

A better solution is to use an email provider that allows you to configure
what kinds of email the server will accept for you in the first place, and
report what spam you do receive using a service like spamcop.net.  Case in
point:  I get almost no spam practicing what I preach (and not from lack of
trying looking at my mail server logs).  Spam cannot be prevented purely
through passive measures.

Any good anti-spam practice (and all the ones widely adopted by people who
keep track of net-abuse) must meet these three criteria:

1. Minimize false positives.  The amount of legit email rejected by the
server should be as close to 0 as possible without increasing the false
negative rate. 

2. Minimize false negatives.  The amount of spam accepted by the server
should be as close to 0 as possible without increasing the false positive
rate.

3. The method should not require any additional effort on the part of the
sender to use:  Your mailbox is your responsibility, not your
correspondent's.

Here's how munging email addresses fails:

1. Just hitting Reply by Email is automatically considered a false positive,
as the From: header is providing incorrect information to put in the To:
header.  By design, munging is inherently flawed by a 100% false positive
rate.

2. Demunging is trivially automated by spammers:  If a human can de-munge it
this week, spammers will be doing it with a script next week.  Munging does
nothing to reduce false negatives.

3. Legitimate senders must figure out and demunge your email address to take
something to a private reply.  Munging provides a stumbling block precisely
for the email you probably want to get.

Why do something that is exclusively inconvenient for real users and does
nothing to stem the deluge of spam for yourself or the Internet community
at large?