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August 8th 04, 05:16 PM
I have a desktop with router and a laptop with wireless
card. What steps do I take to share files and printer?

Thanks.

Chuck
August 8th 04, 05:54 PM
On Sun, 8 Aug 2004 09:16:11 -0700, > wrote:

>I have a desktop with router and a laptop with wireless
>card. What steps do I take to share files and printer?
>
>Thanks.

Here are a couple websites with good tutorials on file / printer sharing in
general:
<http://www.cablesense.com/>
<http://www.homenethelp.com/home-network.asp>
<http://www.practicallynetworked.com/>

Since you mention wireless, there is more work you should do to protect yourself
(and the rest of us).

Here's a story about somebody's very stupid wireless neighbor. Don't expect all
wireless neighbors to be this stupid.
<http://www.canoe.ca/NewsStand/LondonFreePress/News/2003/11/22/264890.html>.

The point is, you need to protect a wireless LAN with more precautions than just
the NAT firewall.

Enable WEP / WPA. Use non-trivial (non-guessable) values for each. (No "My dog
has fleas").

Change the router management password, and disable remote (WAN) management.

Enable WEP / WPA. Use non-trivial (non-guessable) values for each. (No "My dog
has fleas").

Enable MAC filtering.

Change the subnet of your LAN - don't use the default.

Disable DHCP, and assign an address to each computer manually.

Install a software firewall on every computer connected to a wireless LAN. Put
manually assigned ip addresses in the Local (highly trusted) Zone. Open the
following ports for file sharing, only in the Local Zone: TCP 139, 445; UDP 137,
138, 445.

Don't disable SSID broadcast - some configurations require the SSID broadcast.
But change the SSID itself - to something that doesn't identify you, or the
equipment.

Enable the router activity log. Examine it regularly. Know what each
connection listed represents - you? a neighbor?.

Use non-trivial accounts and passwords on every computer connected to a wireless
LAN. Disable or delete Guest userid, if possible (XP Home is a bad choice
here). Rename Administrator, to a non-trivial value, and give it a non-trivial
password. Never use the Administrator renamed account for day to day
activities, only when intentionally doing administrative tasks.

Stay educated - know what the threats are. Newsgroups alt.internet.wireless and
microsoft.public.windows.networking,wireless are good places to start.

Cheers,
Chuck
Paranoia comes from experience - and is not necessarily a bad thing.

Jack
August 8th 04, 11:00 PM
Hi.
May be this can Help: http://www.ezlan.net/sharing.html
Jack (MVP-Networking).


"Chuck" > wrote in message
...
> On Sun, 8 Aug 2004 09:16:11 -0700, >
wrote:
>
> >I have a desktop with router and a laptop with wireless
> >card. What steps do I take to share files and printer?
> >
> >Thanks.
>
> Here are a couple websites with good tutorials on file / printer sharing
in
> general:
> <http://www.cablesense.com/>
> <http://www.homenethelp.com/home-network.asp>
> <http://www.practicallynetworked.com/>
>
> Since you mention wireless, there is more work you should do to protect
yourself
> (and the rest of us).
>
> Here's a story about somebody's very stupid wireless neighbor. Don't
expect all
> wireless neighbors to be this stupid.
>
<http://www.canoe.ca/NewsStand/LondonFreePress/News/2003/11/22/264890.html>.
>
> The point is, you need to protect a wireless LAN with more precautions
than just
> the NAT firewall.
>
> Enable WEP / WPA. Use non-trivial (non-guessable) values for each. (No
"My dog
> has fleas").
>
> Change the router management password, and disable remote (WAN)
management.
>
> Enable WEP / WPA. Use non-trivial (non-guessable) values for each. (No
"My dog
> has fleas").
>
> Enable MAC filtering.
>
> Change the subnet of your LAN - don't use the default.
>
> Disable DHCP, and assign an address to each computer manually.
>
> Install a software firewall on every computer connected to a wireless LAN.
Put
> manually assigned ip addresses in the Local (highly trusted) Zone. Open
the
> following ports for file sharing, only in the Local Zone: TCP 139, 445;
UDP 137,
> 138, 445.
>
> Don't disable SSID broadcast - some configurations require the SSID
broadcast.
> But change the SSID itself - to something that doesn't identify you, or
the
> equipment.
>
> Enable the router activity log. Examine it regularly. Know what each
> connection listed represents - you? a neighbor?.
>
> Use non-trivial accounts and passwords on every computer connected to a
wireless
> LAN. Disable or delete Guest userid, if possible (XP Home is a bad choice
> here). Rename Administrator, to a non-trivial value, and give it a
non-trivial
> password. Never use the Administrator renamed account for day to day
> activities, only when intentionally doing administrative tasks.
>
> Stay educated - know what the threats are. Newsgroups
alt.internet.wireless and
> microsoft.public.windows.networking,wireless are good places to start.
>
> Cheers,
> Chuck
> Paranoia comes from experience - and is not necessarily a bad thing.

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