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Best cable modem setup?
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John Gray
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PostPosted: Sat Jan 13, 2007 3:19 am    Post subject: Re: Best cable modem setup? Reply with quote

Dennis K. <nobody@iglou.invalid> wrote in
news:sflfq2hmhdk55m4qod0a1546de4sohema9@4ax.com:

Quote:
On 11 Jan 2007 21:17:43 -0600, comphelp@toddh.net (Todd H.) wrote:

"Warren" <wholzem@hotmail.com> writes:

Dennis K. wrote:
Adelphia (now TimeWarner) is coming out tomorrow to install
RoadRunner.

I have several PCs connected on an ethernet via a hub. The PC I want
to be the host for the cable internet connection only has a
low-speed USB port.

Would it be best to install the cable modem on the PC's USB port or
on the ethernet hub?


Neither.

Go out, and get a router. You can replace the hub with the router, or
just connect the hub to the router.

Hands down agreed. Replace the hub with a linksys BEFSR41 or WRT54G
(wireless) or equivalent. Both are reasonably priced and relatively
ubiquitous.

OK. I cancelled the roadrunner installation for today and ordered a
WRT54G. I don't have wireless right now but it has the 4 switched ports
I can use. I should be able to uplink my old PC on the network hub to
the router.

When the router comes and I get it installed and working, I will reorder
roadrunner from timewarner. They say they will only support the
broadband connection up to the router. But since they aren't charging me
for installation and their is no minimum commitment, if I can't get
things to work I can always cancel the service.

I may be back for more help in a week or two. ;-)

Thanks all!


You shouldn't need any of the software on the CD that comes with the
router. You will have to configure your ethernet connection on each
computer to use DHCP for the address.

Read these setup instructions for computer's NIC

http://linksys.custhelp.com/cgi-bin/linksys.cfg/php/enduser/std_adp.php?
p_faqid=4033&p_created=1160111705&p_sid=pfjCWwri&p_accessibility=0
&p_lva=&p_sp=cF9zcmNoPTEmcF9zb3J0X2J5PSZwX2dyaWRzb3J0PSZwX3Jvd19jbnQ9MTIyMi
ZwX3Byb2RzPSZwX2NhdHM9JnBfcHY9JnBfY3Y9JnBfc2NmX2xhbmc9MSZwX3BhZ2U9MSZwX3NlY
XJjaF90ZXh0PWNvbmZpZ3VyaW5nIGNvbXB1dGVyJ3MgTklDIGZvciByb3V0ZXI*&p_li=&p_top
view=1

or TinyURL http://tinyurl.com/twq2r

Read these setup instructions for Router with cable modem

http://linksys.custhelp.com/cgi-bin/linksys.cfg/php/enduser/std_adp.php?
p_faqid=4482&p_created=1165311180&p_sid=pfjCWwri&p_accessibility=0
&p_lva=&p_sp=cF9zcmNoPTEmcF9zb3J0X2J5PSZwX2dyaWRzb3J0PSZwX3Jvd19jbnQ9MTEzOS
ZwX3Byb2RzPSZwX2NhdHM9JnBfcHY9JnBfY3Y9JnBfc2NmX2xhbmc9MSZwX3BhZ2U9MSZwX3NlY
XJjaF90ZXh0PWNvbmZpZ3VyaW5nIE5JQyBmb3Igcm91dGVy&p_li=&p_topview=1

or TinyURL http://tinyurl.com/y7aqog

I think you'll be happy with your choice.
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PostPosted: Sat Jan 13, 2007 4:44 am    Post subject: Re: Best cable modem setup? Reply with quote

Warren wrote:
Quote:

Never heard of Super-B. G became the new standard a few years back. If you
really still do find a new B router, you should be able to get it for
under $10 ... and you'd still be over-paying for it.

Sorry - I meant G and Super-G rather than B and Super-B (brain fart).
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Dennis K.
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PostPosted: Sat Jan 13, 2007 9:29 pm    Post subject: Re: Best cable modem setup? Reply with quote

On Sat, 13 Jan 2007 14:43:30 +0000 (UTC), Robert Nichols
<SEE_SIGNATURE@localhost.localdomain.invalid> wrote:

Quote:
In article <31cfq2lookiusll8kjpgobg38qr6v35ecv@4ax.com>,
Dennis K. <nobody@iglou.invalid> wrote:
:
:To answer my own question, the section entitled "Individual Internet
:connections" (see link below) seems to imply that I can get it to work
:with a network hub. But I have to think that there is something that I
:am missing here.
:
:http://www.microsoft.com/resources/documentation/windows/xp/all/proddocs/en-us/hnw_nohost_computerw.mspx?mfr=true

The configuration shown for "Individual Internet Connections" requires
that you purchase a separate public IP address for each computer** in
your network. You can probably get those from your ISP (I know you can
from Comcast, don't know about T-W/RoadRunner), but there will be an
additional monthly charge per IP address. Plus, you lose the automatic
protection that a NAT router provides against the probing that is part
and parcel of modern Internet life.

** OK OK, only those computers that need internet access, but I'm
guessing that's more than just one machine.

Yes, it will be more than one machine. I suspected it might have
something to do with what you described.

Does a NAT router eliminate the need for a firewall? Just point me to a
FAQ if this is getting OT.

Thanks,

--

Dennis K.
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Dennis K.
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PostPosted: Tue Jan 23, 2007 2:03 am    Post subject: Re: Best cable modem setup? Reply with quote

On 11 Jan 2007 21:17:43 -0600, comphelp@toddh.net (Todd H.) wrote:

Quote:
Hands down agreed. Replace the hub with a linksys BEFSR41 or WRT54G
(wireless) or equivalent. Both are reasonably priced and relatively
ubiquitous.

OK. The WRT54G came today. And I have I have asked TW to come out and
install roadrunner on Wednesday.

I opened the box for the WRT54G and glanced at the instructions. It says
that before I do anything, I should insert the CD that came with it and
follow the directions. Exactly what does this CD do to my PC? I assume
it's configuring something. Whatever it is doing, can it be undone if
necessary?

Do I need to do this on every PC I plan to use with the router?

--

Dennis K.
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Todd H.
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PostPosted: Tue Jan 23, 2007 2:37 am    Post subject: Re: Best cable modem setup? Reply with quote

Dennis K. <nobody@iglou.invalid> writes:

Quote:
On 11 Jan 2007 21:17:43 -0600, comphelp@toddh.net (Todd H.) wrote:

Hands down agreed. Replace the hub with a linksys BEFSR41 or WRT54G
(wireless) or equivalent. Both are reasonably priced and relatively
ubiquitous.

OK. The WRT54G came today. And I have I have asked TW to come out and
install roadrunner on Wednesday.

I opened the box for the WRT54G and glanced at the instructions. It says
that before I do anything, I should insert the CD that came with it and
follow the directions. Exactly what does this CD do to my PC? I assume
it's configuring something. Whatever it is doing, can it be undone if
necessary?

Do I need to do this on every PC I plan to use with the router?

You can skip the CD entirely if you like. It just makes configuring
wireless security a lot easier for the uninitiated. If it makes you
more likely to configure WPA PSK on your wireless computers, by all
means use the CD to get that set up.

Otherwise, set your computer to use DHCP, plug the computer in to the
router on the LAN side and point your web browser at
http://192.168.1.1 login with admin as username and password, and do
your config from the built in web server.


--
Todd H.
http://www.toddh.net/
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Dennis K.
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PostPosted: Tue Jan 23, 2007 6:35 pm    Post subject: Re: Best cable modem setup? Reply with quote

On 22 Jan 2007 14:37:25 -0600, comphelp@toddh.net (Todd H.) wrote:

Quote:
I opened the box for the WRT54G and glanced at the instructions. It says
that before I do anything, I should insert the CD that came with it and
follow the directions. Exactly what does this CD do to my PC? I assume
it's configuring something. Whatever it is doing, can it be undone if
necessary?

Do I need to do this on every PC I plan to use with the router?

You can skip the CD entirely if you like. It just makes configuring
wireless security a lot easier for the uninitiated. If it makes you
more likely to configure WPA PSK on your wireless computers, by all
means use the CD to get that set up.

Thanks. Since I don't have any wireless devices at this time, I guess I
can skip that part. When my mom stops by to visit in a month with her
wireless laptop, I guess I can install it then.

I suspect the CD also has a user's manual on it as well as a 60-day
trial on Norton Internet Security. Do I need the Norton firewall if my
PCs have the XP firewall running?

Doesn't the WRT54G have its own built-in firewall?

--

Dennis K.
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DLR
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PostPosted: Tue Jan 23, 2007 8:31 pm    Post subject: Re: Best cable modem setup? Reply with quote

Dennis K. wrote:
Quote:
On 22 Jan 2007 14:37:25 -0600, comphelp@toddh.net (Todd H.) wrote:

I opened the box for the WRT54G and glanced at the instructions. It says
that before I do anything, I should insert the CD that came with it and
follow the directions. Exactly what does this CD do to my PC? I assume
it's configuring something. Whatever it is doing, can it be undone if
necessary?

Do I need to do this on every PC I plan to use with the router?
You can skip the CD entirely if you like. It just makes configuring
wireless security a lot easier for the uninitiated. If it makes you
more likely to configure WPA PSK on your wireless computers, by all
means use the CD to get that set up.

Thanks. Since I don't have any wireless devices at this time, I guess I
can skip that part. When my mom stops by to visit in a month with her
wireless laptop, I guess I can install it then.

I suspect the CD also has a user's manual on it as well as a 60-day
trial on Norton Internet Security. Do I need the Norton firewall if my
PCs have the XP firewall running?

Doesn't the WRT54G have its own built-in firewall?

In general if you know how to get to this newsgroup you don't need the

CD. Just browse to 192.168.x.1 (it should be on the bottom sticker) and
start configuring it. Not THAT hard. The defaults are all fairly reasonable.

The big on is to rename your wireless net to something other than
Linksys and give it a WPA-PSK password.
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Todd H.
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PostPosted: Tue Jan 23, 2007 8:58 pm    Post subject: Re: Best cable modem setup? Reply with quote

Dennis K. <nobody@iglou.invalid> writes:

Quote:
I suspect the CD also has a user's manual on it as well as a 60-day
trial on Norton Internet Security. Do I need the Norton firewall if my
PCs have the XP firewall running?


No. The more Norton crap you keep off of your machine the happier
you'll be.

Quote:
Doesn't the WRT54G have its own built-in firewall?

Yes, it implements a network based stateful packet inspection
firewall, a NAT router, and a 4 port 100mbps switch. The SPI firewall
protects against inbound network based threats. It does not do any
egress (outbound) filtering, however.


--
Todd H.
http://www.toddh.net/
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Warren
Guest





PostPosted: Wed Jan 24, 2007 2:02 am    Post subject: Re: Best cable modem setup? Reply with quote

Dennis K. wrote:
Quote:
Todd H. wrote:
You can skip the CD entirely if you like. It just makes configuring
wireless security a lot easier for the uninitiated. If it makes you
more likely to configure WPA PSK on your wireless computers, by all
means use the CD to get that set up.

Thanks. Since I don't have any wireless devices at this time, I guess I
can skip that part. When my mom stops by to visit in a month with her
wireless laptop, I guess I can install it then.

As Todd says, it is not necessary to run the CD when you deploy the
router. I'd like to add that you should *not* run the CD after you have
deployed the router, and have a working LAN. Running the CD at a later
time will make unintended changes to your LAN and the network settings on
the computer that it is running on. Do *not* run it later.


Quote:
I suspect the CD also has a user's manual on it as well as a 60-day
trial on Norton Internet Security. Do I need the Norton firewall if my
PCs have the XP firewall running?

The Windows XP firewall only protects you from incoming problems. It does
not protect you from outbound problems. For example, the XP firewall will
let you carry a trojan in, and if your anti-virus program doesn't detect
it, that trojan can then run on your computer, connect to the real world,
let other stuff in, and the Windows XP firewall won't blink an eye because
the attacks will actually be initiating from the inside, not the outside.

Does this mean you should install the Norton firewall instead? No. That's
not what it means.

Depending on how you use your computer, you may not want any firewall
running at all. If I remember correctly, you needed a public IP address so
you could do some networking homework from a remote location. The presence
of a firewall of any kind can make troubleshooting any problems you run
into more difficult.

Of course if you're limiting your security to what's provided by the
nature of NAT and the SPI in the router, you probably shouldn't keep any
valuable data (like passwords to your bank accounts) on that computer,
either.

What kind of protection you install should be based upon what you need (or
don't need). After you decide what you need, you can then evaluate the
choices out there. And when you do that, you'll run into all the issues
people have with Norton software, even after they think they've
uninstalled it all.

The last thing you want to do is just casually install some free trial
software just because it was included with something else. That software
is no different than the ads for wallets and pen sets that are stuffed in
your credit card statement each month. It's just a way to hook you in
before you have time to think about what you're doing.

--
Warren H.

==========
Disclaimer: My views reflect those of myself, and not my
employer, my friends, nor (as she often tells me) my wife.
Any resemblance to the views of anybody living or dead is
coincidental. No animals were hurt in the writing of this
response -- unless you count my dog who desperately wants
to go outside now.

Get Windows Vista:
http://www.holzemville.com/mall/vista
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Dennis K.
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PostPosted: Wed Jan 24, 2007 2:08 am    Post subject: Re: Best cable modem setup? Reply with quote

On Tue, 23 Jan 2007 12:02:30 -0800, "Warren" <wholzem@hotmail.com>
wrote:

Quote:
Depending on how you use your computer, you may not want any firewall
running at all. If I remember correctly, you needed a public IP address so
you could do some networking homework from a remote location. The presence
of a firewall of any kind can make troubleshooting any problems you run
into more difficult.

You must be thinking of someone else. I don't need a public IP address.
You may have been thinking of my question about using a hub *instead* of
a NAT router.

Quote:
Of course if you're limiting your security to what's provided by the
nature of NAT and the SPI in the router, you probably shouldn't keep any
valuable data (like passwords to your bank accounts) on that computer,
either.

I keep my passwords in encrypted form on the PC.

***

Thanks for your comments...

--

Dennis K.
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Dennis K.
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PostPosted: Wed Jan 24, 2007 11:02 pm    Post subject: Re: Best cable modem setup? Reply with quote

On Mon, 22 Jan 2007 15:03:04 -0500, Dennis K. <nobody@iglou.invalid>
wrote:

Quote:
On 11 Jan 2007 21:17:43 -0600, comphelp@toddh.net (Todd H.) wrote:

Hands down agreed. Replace the hub with a linksys BEFSR41 or WRT54G
(wireless) or equivalent. Both are reasonably priced and relatively
ubiquitous.

OK. The WRT54G came today. And I have I have asked TW to come out and
install roadrunner on Wednesday.

RoadRunner is installed and working. After the installer left I plugged
in the router and things pretty much worked out-of-the-box.

I went in to the router's setup program and changed the admin password
and disabled wireless network mode (since I don't have any wireless
devices at the moment). Is there anything else that I should do
security-wise in the router's setup?

Thanks for your advice,

--

Dennis K.
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Todd H.
Guest





PostPosted: Wed Jan 24, 2007 11:04 pm    Post subject: Re: Best cable modem setup? Reply with quote

Dennis K. <nobody@iglou.invalid> writes:

Quote:
On Mon, 22 Jan 2007 15:03:04 -0500, Dennis K. <nobody@iglou.invalid
wrote:

On 11 Jan 2007 21:17:43 -0600, comphelp@toddh.net (Todd H.) wrote:

Hands down agreed. Replace the hub with a linksys BEFSR41 or WRT54G
(wireless) or equivalent. Both are reasonably priced and relatively
ubiquitous.

OK. The WRT54G came today. And I have I have asked TW to come out and
install roadrunner on Wednesday.

RoadRunner is installed and working. After the installer left I plugged
in the router and things pretty much worked out-of-the-box.

I went in to the router's setup program and changed the admin password
and disabled wireless network mode (since I don't have any wireless
devices at the moment). Is there anything else that I should do
security-wise in the router's setup?

Check for updated firmware on the company's site, but other than that
those are typically the only 2 things to get you in a reasonbly secure
stance.

--
Todd H.
http://www.toddh.net/
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