SBC DSL..not PPPOE but dynamic IP?
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SBC DSL..not PPPOE but dynamic IP?

 
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Thomas Judge
Guest





Posted: Thu Dec 08, 2005 8:48 am    Post subject: SBC DSL..not PPPOE but dynamic IP? Reply with quote

Hi,

SBC yahoo DSL, Speedstream 5100, Dlink POS DI 614+.
I recently flashed the firmware on the DLink in hopes
of curing some wifi problems, doing so reverted to
factory settings. Here's the odd thing - even though
it is now set to Dynamic IP rather than PPPoE,
it still works, even across powerdowns of both.
Why is this? Is the speedstream caching the PPPoE
info someplace?

It's working so I dont want to break it but I have a
feeling sooner or later it may stop..

Thanks
Thomas
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Jeff Liebermann
Guest





Posted: Thu Dec 08, 2005 9:20 am    Post subject: Re: SBC DSL..not PPPOE but dynamic IP? Reply with quote

On 7 Dec 2005 18:48:44 -0800, "Thomas Judge" <thomasjudge@gmail.com>
wrote:

Quote:
SBC yahoo DSL, Speedstream 5100, Dlink POS DI 614+.
I recently flashed the firmware on the DLink in hopes
of curing some wifi problems, doing so reverted to
factory settings. Here's the odd thing - even though
it is now set to Dynamic IP rather than PPPoE,
it still works, even across powerdowns of both.
Why is this? Is the speedstream caching the PPPoE
info someplace?

Yep. I ran into exactly the same thing last night. If you dive into
the web config on your DI-614+, and check the "status" page, you'll
find that the WAN IP's are 192.168.0.xxx which is coming from the
Speedstream 5100.

To fix the problem, disconnect the DI-614+ temporarily and plug the
computer direction into the Speedstream 5100. Reboot or whatever
until it connects again to the internet. Then, point your web browser
to:
http://192.168.0.1
You should get a menu that looks like:
http://forums.ricknmiasworld.net/5100b/modeminfo.htm
You can reset the modem to defaults on the "Reset" page.
Then, go to the PPP Location page:
http://forums.ricknmiasworld.net/5100b/ppplocation.htm
and select "Bridged Mode".

Quote:
It's working so I dont want to break it but I have a
feeling sooner or later it may stop..

--
Jeff Liebermann jeffl@comix.santa-cruz.ca.us
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060 http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558
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Kay Archer
Guest





Posted: Thu Dec 08, 2005 5:20 pm    Post subject: Re: SBC DSL..not PPPOE but dynamic IP? Reply with quote

"Jeff Liebermann" <jeffl@comix.santa-cruz.ca.us> wrote in message
news:rmgfp1tbsij781udk226m3557coulrafv6@4ax.com...
Quote:
On 7 Dec 2005 18:48:44 -0800, "Thomas Judge" <thomasjudge@gmail.com
wrote:

SBC yahoo DSL, Speedstream 5100, Dlink POS DI 614+.
I recently flashed the firmware on the DLink in hopes
of curing some wifi problems, doing so reverted to
factory settings. Here's the odd thing - even though
it is now set to Dynamic IP rather than PPPoE,
it still works, even across powerdowns of both.
Why is this? Is the speedstream caching the PPPoE
info someplace?

Yep. I ran into exactly the same thing last night. If you dive into
the web config on your DI-614+, and check the "status" page, you'll
find that the WAN IP's are 192.168.0.xxx which is coming from the
Speedstream 5100.

To fix the problem, disconnect the DI-614+ temporarily and plug the
computer direction into the Speedstream 5100. Reboot or whatever
until it connects again to the internet. Then, point your web browser
to:
http://192.168.0.1
You should get a menu that looks like:
http://forums.ricknmiasworld.net/5100b/modeminfo.htm
You can reset the modem to defaults on the "Reset" page.
Then, go to the PPP Location page:
http://forums.ricknmiasworld.net/5100b/ppplocation.htm
and select "Bridged Mode".


Is the Original Poster using a 5100 (4 lights) or a 5100b (5 lights)?

I suspect the former. Which means that pppoe _must_ be on the router.

If it is a 5100b, it would be a lot faster to reset the 5100b (reset switch
is accessible from the bottom of the modem) and make sure the pppoe settings
are correct in the router. My 4100 (nearly the same firmware as 5100b) has
never been connected to a computer.
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Marty
Guest





Posted: Fri Dec 09, 2005 1:26 am    Post subject: Re: SBC DSL..not PPPOE but dynamic IP? Reply with quote

Somewhere around Wed, 07 Dec 2005 21:27:43 -0800, while reading ba.internet,
I think I thought I saw this post from Jeff Liebermann
<jeffl@comix.santa-cruz.ca.us>:

Quote:
Yep. I ran into exactly the same thing last night. If you dive into
the web config on your DI-614+, and check the "status" page, you'll
find that the WAN IP's are 192.168.0.xxx which is coming from the
Speedstream 5100.

To fix the problem, disconnect the DI-614+ temporarily and plug the
computer direction into the Speedstream 5100. Reboot or whatever
until it connects again to the internet. Then, point your web browser
to:
http://192.168.0.1
You should get a menu that looks like:
http://forums.ricknmiasworld.net/5100b/modeminfo.htm
You can reset the modem to defaults on the "Reset" page.
Then, go to the PPP Location page:
http://forums.ricknmiasworld.net/5100b/ppplocation.htm
and select "Bridged Mode".

I ran into that a while back and asked about it here, too. The person I was

helping was having occasional problems that seemed to be related to the
Linksys router. He could bypass the router and it would work. Then, I'd go
over, reconnect the router, and it worked fine. So, I've never actually
seen it fail. I suggested that next time, he recycle the power on the
router, and that seems to work for him. I also replaced a cable from the
router to the modem.

So, I'm wondering now about "fixing the problem". Is the router better at
PPPoe than the modem? Or is it just that it's easier to get to the router?
--
Marty - public.forums (at) gmail (dot) com
"Those are my principles, and if you don't like them...
well, I have others." - Groucho Marx
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Jeff Liebermann
Guest





Posted: Fri Dec 09, 2005 2:31 am    Post subject: Re: SBC DSL..not PPPOE but dynamic IP? Reply with quote

On Thu, 08 Dec 2005 11:26:58 -0800, Marty <this.address@is.invalid>
wrote:

Quote:
Somewhere around Wed, 07 Dec 2005 21:27:43 -0800, while reading ba.internet,
I think I thought I saw this post from Jeff Liebermann
jeffl@comix.santa-cruz.ca.us>:

Yep. I ran into exactly the same thing last night. If you dive into
the web config on your DI-614+, and check the "status" page, you'll
find that the WAN IP's are 192.168.0.xxx which is coming from the
Speedstream 5100.

To fix the problem, disconnect the DI-614+ temporarily and plug the
computer direction into the Speedstream 5100. Reboot or whatever
until it connects again to the internet. Then, point your web browser
to:
http://192.168.0.1
You should get a menu that looks like:
http://forums.ricknmiasworld.net/5100b/modeminfo.htm
You can reset the modem to defaults on the "Reset" page.
Then, go to the PPP Location page:
http://forums.ricknmiasworld.net/5100b/ppplocation.htm
and select "Bridged Mode".

I ran into that a while back and asked about it here, too. The person I was
helping was having occasional problems that seemed to be related to the
Linksys router. He could bypass the router and it would work. Then, I'd go
over, reconnect the router, and it worked fine. So, I've never actually
seen it fail. I suggested that next time, he recycle the power on the
router, and that seems to work for him. I also replaced a cable from the
router to the modem.

When I first started playing with the installation, I managed to dig
out the one and only intermittent telco cable in my junk box. 30
minutes later, I figured out why the connection kept dropping. Argh.

Quote:
So, I'm wondering now about "fixing the problem". Is the router better at
PPPoe than the modem? Or is it just that it's easier to get to the router?

I don't see any big difference between having the 5100b modem or the
router do the PPPoE login. SBC's authentication servers will screw up
regularly no matter which device is being used.

However, when you enable PPPoE login in the modem, you also get NAT
enabled at the same time. That means you can run without a router and
connect multiple PC's to the modem. I never bothered to check if the
5100b turns off the DHCP server and disables NAT if I set the 5100b to
the bridge mode.
http://forums.ricknmiasworld.net/5100b/conncfg.htm
It's one of the bottom settings. I did a grand reset followed by
setting bridging mode. I didn't touch anything on the configuration
page.

Given the choice of running a real router versus whatever is inside
the modem, I would take the real router. That's because I use port
forwarding, port triggering, DDNS, SPI, IPSec VPN, QoS, and all the
other wiz-bang features found in routers, but not in the Efficient
5100b modem.
--
Jeff Liebermann jeffl@comix.santa-cruz.ca.us
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060 http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558
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Guest






Posted: Mon Dec 12, 2005 9:20 am    Post subject: Re: SBC DSL..not PPPOE but dynamic IP? Reply with quote

YES, THE 5100 HAS PPPOE BUILT INTO IT, AND YOU PROBABLY HAVE IT IN A
BRIDGED MODE, SO IT WILL CONTINUE TO WORK OK.

On 7 Dec 2005 18:48:44 -0800, "Thomas Judge" <thomasjudge@gmail.com>
wrote:

Quote:
Hi,

SBC yahoo DSL, Speedstream 5100, Dlink POS DI 614+.
I recently flashed the firmware on the DLink in hopes
of curing some wifi problems, doing so reverted to
factory settings. Here's the odd thing - even though
it is now set to Dynamic IP rather than PPPoE,
it still works, even across powerdowns of both.
Why is this? Is the speedstream caching the PPPoE
info someplace?

It's working so I dont want to break it but I have a
feeling sooner or later it may stop..

Thanks
Thomas
Back to top
Guest






Posted: Mon Dec 12, 2005 9:20 am    Post subject: Re: SBC DSL..not PPPOE but dynamic IP? Reply with quote

On 7 Dec 2005 18:48:44 -0800, "Thomas Judge" <thomasjudge@gmail.com>
wrote:

Quote:
Hi,

SBC yahoo DSL, Speedstream 5100, Dlink POS DI 614+.
I recently flashed the firmware on the DLink in hopes
of curing some wifi problems, doing so reverted to
factory settings. Here's the odd thing - even though
it is now set to Dynamic IP rather than PPPoE,
it still works, even across powerdowns of both.
Why is this? Is the speedstream caching the PPPoE
info someplace?

It's working so I dont want to break it but I have a
feeling sooner or later it may stop..

Thanks
Thomas
Back to top
Guest






Posted: Mon Dec 12, 2005 9:20 am    Post subject: Re: SBC DSL..not PPPOE but dynamic IP? Reply with quote

YES, THE 5100 HAS PPPOE BUILT INTO IT, AND YOU PROBABLY HAVE IT IN A
BRIDGED MODE, SO IT WILL CONTINUE TO WORK OK.

On 7 Dec 2005 18:48:44 -0800, "Thomas Judge" <thomasjudge@gmail.com>
wrote:

Quote:
Hi,

SBC yahoo DSL, Speedstream 5100, Dlink POS DI 614+.
I recently flashed the firmware on the DLink in hopes
of curing some wifi problems, doing so reverted to
factory settings. Here's the odd thing - even though
it is now set to Dynamic IP rather than PPPoE,
it still works, even across powerdowns of both.
Why is this? Is the speedstream caching the PPPoE
info someplace?

It's working so I dont want to break it but I have a
feeling sooner or later it may stop..

Thanks
Thomas
Back to top
John Richards
Guest





Posted: Tue Dec 13, 2005 12:43 am    Post subject: Re: SBC DSL..not PPPOE but dynamic IP? Reply with quote

<carubaken@icestorm.net> wrote in message news:886qp1tu323a1vubod2tpf0cl3au3etn3a@4ax.com...
Quote:

YES, THE 5100 HAS PPPOE BUILT INTO IT,

The Speedstream 5100B (5 LEDs) does, but the 5100A (4 LEDs) does not.
The modem cabinet does not have the A or B suffix marked on it, so the
easiest way to distinguish is by the number of front panel LEDs.

--
John Richards
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