Tech Support > Computers & Technology > Internet & Broadband > Netgear DG384G - mixing wired and wireless
Netgear DG384G - mixing wired and wireless
Posted by TP on October 23rd, 2005


Hi

My dad's running both his computers through this router for internet access
no problem.. but everything we try to get the two machines talking to each
other (eg for printer sharing) fails miserably.

One, a desktop, is a wired to an Ethernet port on the router, the other,
laptop, is using wireless.

Both are on XP. The laptop can obviously see the wireless network and use
the router for internet access, but it won't see the other machine in the
workgroup ("you do not have permission"). It and the router are both using
WPA-PSK (TKIP) encryption.

The router can 'see' both machines as Attached devices (though the laptop is
"unknown").

The desktop knows it should be able to see the laptop, but when you click on
it, it's unavailable.

I've tried running the network setup wizard using a flash drive, first with
one machine starting it and saving the details, then the other. I can't run
the wireless network wizard on the desktop, because it has no wireless
adapter.

From what I read elsewhere, I'm not trying to achieve the impossible.. but
I'm struggling. Any ideas?!

Many thanks in advance!

TP


Posted by Martin Underwood on October 23rd, 2005


TP wrote in
11lo14n9r6u4p51@corp.supernews.com:

Are both the PCs in the same workgroup? It shouldn't matter if they aren't,
but it may help if they are.

Have you tried connecting the laptop by Ethernet cable to the router, to
eliminate any complication by wireless?

Is it a firewall problem? Some firewalls such as Norton need you to define
the private network address range (eg 192.168.0.x) as "friendly" so that the
normal firewall rules don't apply to PC-to-PC traffic.

Can the two PCs ping each other?

Which shared folders are you trying to access? Your "My Documents" folder is
not accessible by any other PC. What happens if you copy some files to a
directory c:\test and share it: can other other PC access these files?

What happens if you open a DOS prompt and do "net view" (you should see the
names of all the PCs) and "net view \\PC1" from PC2 9and vice versa - you
should see the shared drives and printers.

I've got XP-to-XP Home sharing working fine (also XP-to-98): my XP laptop is
connected by wireless and the other two are by cable. This is to a DG834GT,
but I'm sure it will work identically for a DG834G. I didnlt have to do
anything special to make it work, apart from configuring Norton to treat
192.168.0.x as "friendly".




Posted by Steve on October 23rd, 2005


A big thanks for that Dave! Its been bugging me for a while. I had the
same problem as TP. I am running Zone Alarm on each pc and it turns out
I had to put my wireless laptops IP address in the trusted zone on my
desktops firewall and vice versa for the desktop IP address into the
laptops firewall.
Cheers
Steve
Ps bit bloody obvious really Doh!

Posted by Steve on October 23rd, 2005


Sorry `Martin` where the hell has Dave come from?

Posted by Martin Underwood on October 24th, 2005


Steve wrote in
1130107802.830974.64390@z14g2000cwz.googlegroups.c om:

That's OK! I'm terrible with names too!

"Trusted" - that's the word I was looking for when I said "friendly" zone. I
still occasionally make the mistake of forgetting to put the LAN addresses
in the trusted zone, so I know fairly well what the symptoms are. If "net
view \\remote-pc" and even "ping remote-pc" fail, especially if things work
in the reverse direction, think "trusted zones"!




Posted by PJB on October 24th, 2005



"TP" <tp@bti.com> wrote in message
news:11lo14n9r6u4p51@corp.supernews.com...
It appears you have an "access rights" problem. In the tcp/ip properties on
the adapters on both machines, ensure you have "file & printer sharing"
loaded. Then, on each machine, create a usser account for the other pc,
using the same login & password you use to login to that pc. Either that, or
enable the guest account (not recommended)

P.



Posted by Big Dov on October 24th, 2005


How are you guys liking the DG834GT? I was considering getting one



Posted by Martin Underwood on October 24th, 2005


Big Dov wrote in
TM-dnU4Tr7FGuMDeRVnygw@pipex.net:

Excellent. Not had any problems with it and setting it up was a piece of
piss. Range is good: at least 36 Mbps throughout my house and about 18-24 in
the garden - though the inability to see a laptop screen outdoors makes that
a bit pointless!

On the other hand, the WG111T USB wireless adaptor that came bundled with it
causes me no end of problems. Occasionally the laptop that it's plugged into
locks solid (no keyboard, mouse, network or sound from it) - but only when
the USB device is plugged in. That requires a reboot. More commonly - on
average, every few hours - it loses the ability to talk to the router and
needs to be unplugged and plugged back in to reset it. The Netgear Smart
Wizard still indicates good signal strength which fluctuates as I move into
a weak signal area, so it's a problem that's local to the PC. Sometimes
unplugging doesn't solve the problem and I need to reboot. When it works,
it's fine. But it can be a pain if it loses comms as I'm trying to browse or
send an email.



Posted by Reg Edwards on October 24th, 2005


I have had a Netgear DG834G for about 18 months.

Everything else in the office has gone wrong. But the faithful Netgear
is still soldiering on regardless.


Posted by Alex Heney on October 24th, 2005


On Mon, 24 Oct 2005 19:20:05 +0100, "Big Dov" <reply.to@group.com>
wrote:

I have just replaced my 3Com 3CRWE754G72 with it, and I love it.

It was fully up and running within 5 minutes of taking out of the box,
with WPA encryption for the wireless link.

And where the 3Com router would stop communicating 3-4 times per day
on average (while still apparently having a connection), the Netgear
hasn't dropped it *once* yet - it arrived last Wednesday, but I was
away Thursday through till about 9:30pm on Saturday, so I have only
had three evenings and one full day using it.

It feels faster as well (both laptop - rest of network via wireless,
and data from the internet), although it is difficult to judge for
sure.
--
Alex Heney, Global Villager
Hidden DOS secret: add BUGS=OFF to your CONFIG.SYS
To reply by email, my address is alexATheneyDOTplusDOTcom

Posted by TP on October 24th, 2005


Guys - thanks for all your replies! Some stuff to try next time I'm there
and playing with it (having had a pretty fruitless weekend!)

In short.. there's only Windows XP firewall and the router firewall in
operation, and I think I've done most of the windows bits you've suggested
(like check that file and printer sharing was enabled.. although thinking
about it.. maybe not in the TCP/IP properties). I've moved the laptop (well,
the "Unknown" but visible machine which I assume is the laptop!) into the
Trusted list on the router control panel.. is there an equivalent to the
trusted list in XP Firewall?

Pinging from the router didn't work, even when I listed it specifically as
an XP firewall exception.

And can someone talk me through the point PJB made (in the other half of the
thread) about creating a user account for the other PC? I'm not that clear
on XP user profiles as I don't use them at home.. and I don't remember
seeing anywhere in the workgroup set-up any indication that I needed to
provide login details for the other machine.


Posted by Simon Pleasants on October 25th, 2005


On Mon, 24 Oct 2005 22:53:09 +0100, "TP" <tp@bti.com> wrote:

Hmm, I've only had a quick glance through this thread so forgive me if
I've missed anything but my first thoughts are:

- Turn off the XP firewall completely on both machines. The router
firewall will protect you from the internet. The only benefit of an
average software firewall is that it will protect you from things
calling outbound but since the XP one doesn't protect you outbound
it's about as useful as tits on a bull in this instance.

- There is no equivalent to "trusted" on the router firewall and it
would not prevent LAN machines from seeing one another anyway since
both machines are on the same side of the firewall (i.e. internal). I
can't think what you've done.... maybe added it to the DMZ or put its
MAC as "trusted" in the trusted MAC address box for restrictions on
WLAN clients. Neither is relevant here as your laptop was already
able to connect to the wireless.

- Make sure wireless isolation is not selected. It shouldn't make any
difference but do so anyway.

Firstly I think we can rule out the router. It isn't designed to care
what's going on internally, it merely acts as a switch - a dumb bit of
kit which simply fires the packets to their intended destination
without getting involved in what they. The only thing the router
cares about on the wireless side is security. It'll ask the laptop
for the encryption key and if the laptop provides the correct one
it'll be allowed to connect to the wireless and issued an IP address.
From that moment if the computers want to talk to each other it's
themselves that have to agree to speak. Think of it like a telephone
call - the router opens up the line but you cannot force the other
person to talk.

Software firewalls are the leading cause of headaches in this area.
Turn them off and see what happens. Come back if it doesn't work and
we'll try something else! Good luck.


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