Light patterns, images, manuals and more helpful info for the Scientific Atlanta DPC2100 cable modem –
| Manufacturer: Scientific Atlanta | Model: DPC2100 |
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Modem Light Indicators
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| PC |
Flashing – data being transferred between the PC and the cable modem Solid – indicates Ethernet/USB carrier is present |
| Cable |
Flashing – modem is scanning the network and attempting to register Solid – modem is acquired |
| Send | flashes in sync with data sent from the cable modem to the network |
| Receive | flashes in sync with data received from the network to the cable modem |
| Power | Solid – power is being applied to the cable modem |
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Notes and Useful Information
Installation and User Manual |






















ola tengo un wireles usb adaptater que es netgear WG111v2 y lo quiero instalar pero no puedo por que no tengo el disco de instalacion que puedo acer para instalarlo sin el disco eske cuando lo conectome pone que tengo que instalar el software controlador y que introduzca el disco pero yo no tengo el disco que puedo acer para instalarlo sin el disco
gracias de ante mano y salu2
si alguien lo sabe que me responda por fa y gracias
Hey, I was wondeig how to open ports with this on the settings, because I have a few that need opened to I can connect to my Xbox Live. I keep failing because of a DNS or something.
I called up Xbox and they said I needed to open these ports -
This is what they told me
1. Iop3074
2. 3330
3. 53
4. 88
5. T.c.P 3074
Help? lol
amigoos … tengo un atlanta 2100 , el problema que tengo es el siguiente,
no puedo configurar el mismo para que poniendolo contra un router wi fi
pueda tener conexion inalambrica… gracias…
hi, im having trouble changing my mtu, i need to change it as i keep having trouble accessing windows live messenger and windows updates. there are 2 er
rror codes i keep getting
error code: 80048820
extended error code: 80048439
changing the mtu seems the only option, its not my time and date as some people quote after googling the error codes… please could you give me step by step instructions on how to change the mtu… many thanks lee…
alguien me puede explicar como puedo conectar 2 pc con este modem? en realidad , como puedo configurar las 2 pc para que ambas tengan internet.
Una de ellas no tiene placa de red, y la conecto por puerto USB. La otra si tiene.
Es posible conectar 1 pc por puerto USB y la otra por cable ethernet, o placa de red?
Siempre anda solo una maquina.
He cambiado la direccion ip y me figuran las 2 conectadas, pero 1 no se conecta en realidad.. me explico?
perdonen mi ignorancia.. jeje
alguien que me pueda responder!
saludos
hi i need help finding the network password for this router so i can set up the internet on my ipod touch.
any solutions???????????
i need 64-bit driver for scientific atlanta USB Cable modem DPC2100.
Plz help me…..and reply me on my email id: viral_panchal31@yahoo.com
I have the 2100 router through comcast cable and it i s soooooo slow almost like dial up. I am connected with the ethernet cord, should i plug in the usb, will it help or is it the modem? The send and recieve lights are hardly ever on, what does that mean? I really would appreciate it if someone could help me figure out why my connection is so slow. I thought cable was supposed to be faster? Any thoughts????????
I have a problem using My Bloody Linksys WRT54G2 Wireless Router and Cable Modem with Rogers Cable.
Here is my setup ….
3 Computers wired in the router.( 2 computer = Windows XP and the other computer Windows Vista Home Premium )
Rogers Cable Modem – Scientific Atlanta DPC2100R2 Cable Modem
Computer #1 – Wired Connected – Windows XP Home – Service Pack 3
Computer #2 – Wired Connected – Windows XP Home – Service Pack 3
Computer #3 – Wired Connected – Windows Vista Home – Service Pack 1
PS3 Wireless
Nintendo Wii Wireless
1. All my computers are able to connect to the internet. ( SOMETIMES )
Most of the times it keeps dropping my wireless signal.
Not dropping the signal to the other computers but dropping signal to the Rogers Modem
Please I need Help…
I have this dpc 2100 cable modem but i need to connect it to my pc by usb but the problem is i got win xp 64 and i cant find any driver for it on oficial webpage doenst seems to be some kind of driver for win 64 plz let me know if theres any option or any driver avaiblable. thanx
Same here. I also have the DPC2100 cable modem and have recently swiched computers to Vista x64 bits. If anyone knows of a driver for this or how to contact Scientific Atlantic, Cisco or whoever is making this, please let me know. Email me at short223@hotmail.com
Thanks
I got this modem from my ISP, and I’m having problems maintaining a connection. I have been told by the cable company that the reason I disconnect so much is because I have to run my cable off a 3-way splitter (one to the modem, the other two go to tvs), however, I’ve noticed that the internet cuts out ever 2-3 minutes for about one minute, over the course of several hours, mostly during the early afternoon and late morning. If the splitter were the cause, wouldn’t I cut out ALL the time?
Note: Using my browser, it doesn’t cut out so much. When I play games online (World of Warcraft, Total War, etc..) its very regular.
Please, any information would be greatly appreciated.
Cable Modem Admin Page:
192.168.100.1
Correction:
http://192.160.100.1/_aslvl.asp
Pull down menu to Access level 2
Password: W2402
Press “return to main page”
woot
http://www.cisco.com/web/consumer/support/modem_DPC2100.html#~drivers
Drivers for this modem- vista too!
Tengo un problema con un módem Marca Scientific Atlanta EMTA MAC, no encuentro los Controladores Para este equipo que fué comprado por medio de la empresa TELMEX qienes prestan el servicio de internet de Banda ancha por medio de este Módem… pero los “señores de TELMEX” no cooperan, por no tener un servicio al cliente (adecuado).
si hay alguien que me pueda ayudar en este sentido se lo agradeceré demasiado.
De antemano muchas gracias.
i want to connect to xbox live and i keep having problems can someone help
Gostaria de compartilhar meu moden scientific atlanta com outros micros . ´e só comprar um swchith e pronto? alguem poderia me ajudar dizendo como configura-lo por favor?
alguien tiene el disco de instalacion de este modem lo necesito con urgencias xq no puedo encontrar los drivers
se los agradeceria si me lo mandaran ami correo …
gracias .
Hi, I noticed the comment from a few others about local IP address of the Cisco/Scientific Atlanta Cable Modem Modl RPC 2100. This local IP is useful to access the “admin page” of a modem from a PC on the same internal network.
Soemone (Jimmy) said that the local IP was 192.168.100.1 (the same as the Motorla cable modem.
However that address (http://192.168.100.1) dpes not bring up any web-page interface. I can PING that address 192.168.100.1 from the router which I have connected to the cable modem.
Jimmy correctled that web-page address , to be:-
http://192.160.100.1/_aslvl.asp
But thgis does not work either, and ai cannot PING 192.160.100.1 from it attached router.
Any ideas how to access the admin web-page of this cable modem?
Thanks,
Stan
Consegui acessar as informações atraves do http://192.168.100.1/_aslvl.asp, como dito acima, mas só dá pra acessar informações. Gostaria de uma maneira pra mexer nas configurações, pra tentar ver como configuraram a velocidade da internet, pois acho q está bem abaixo da velocidade contratada.
Hey,
I have previously installed the driver, as I’m using it in my second computer with a USB cable, and it all worked fine. Suddenly today, I get a message saying that Windows (Vista) doesn’t recognize the USB device. The modem is shown in the list of devices as ‘Unknown Device’. I re-downloaded the drivers from the official site and tried to update that ‘Unknown Device’, it responded saying the device already has the most up-to-date drivers. I tried uninstalling it and installing it (even after rebooting), to no avail. I’m using Windows Vista (Home version) in a HP 6730s laptop. What can possibly be the problem?
Thanks for your time,
Bardhyl
hola tengo una consulta…
tengo este modem Scientific Atlanta 2100 conectado al cable de tv por donde viene la linea y lo tengo conectado con una sola pc directamente.. asi me funiona perfecto..
pero ahora tengo otra computadora y quiero q tenga internet.. queria saber como hacer, con respeto al router y demas.. para poder tener internet en ambas computadoras las cuales se encuantran alejadas una de otra…
gracias!
not true about useing usb and ethernet conections at the same time.
my ethernet card is fried so i stoped using it and now im using usb.
my dad still useing ethernet and we both on same time and we dont get kicked off. my questions on the specs for the numrxbuffers and the numtxbuffers i wanna know a good setting for them.
if ya can help would really apreciate it
Tengo el cable modem dcp 2100r2 y al cargar una pagina tarda mas de 1 minuto tengo el servicio de 6mb, pero trabajo con Mac Os X, si lo conecto a windows xp o vista funciona de maravilla, pero que tengo q hacer para q funcione en Mac bien. gracias
Re response by Ross McKillop 05.03.08 at 9:19 am to Zak…
The following is directly from the mfr’s (DPC 2100 and EPC 2100) Cable Modem User’s Guide:
“Connect your PC to either the ETHERNET port or the USB port using the
appropriate data cable. Do not connect your PC to both the Ethernet and
USB ports at the same time. You can connect two separate PCs to the
gateway cable modem at the same time by connecting one PC to the
Ethernet port and one PC to the USB port.”
@Michele -
I stand corrected. Thanks!
Por favor si alguien sabe como entrar a la configuracion del modem, que me pase como debo entrar ya he probado con varias IP en el explorer, 192.168.0.1 192.168.1.100 no funcionan tampoco con la que me da la salida de ipconfig como puerta de enlace o como dhcp, ya nose como entrar para ver si hay algunos puertos bloqueados para jugar al pes2009. Desde ya Muchas Gracias
Sorry about the comment on spanish, but i need help with my modem cuz i can’t get into the configuration menu, i already try IP’s 192.168.0.1 192.168.1.100 and many many others not even with the gateway or dhcp ip from the out of the command “ipconfig /all” . Could anyone please let me know how i can get into. Thanks in Advance.
FOR THOSE WHO HAV ISSUES WITH XBOX 360 LIVE CONECTION…
my solution… if your ISP can give you another model (motorola would be an excelent choice…) it will be the one and only solution to this problem… this webstar model does not support MTU configuration and most of the ISP would not changue that number in their configurations… sorry but that was my one and only solution after 2 months of TECHNICAL SUPPORT VISITS of my ISP… a shame i supouse…
Hello. I know that service through this modem is tricky (as I use one myself). I’ll give you guys some advice.
First, make sure that when checking the IP of the device, you check the right IP address (192.168.100.1). If you check 192.168.1.100, you’ll be checking a different piece of hardware (usually the first device on your router).
As for how to tell where the issue is, for those using a router, there’s a simple tool built into windows. Go to start>run and type in “cmd” (without quotes). This will bring you to a command prompt screen. Type in “tracert http://www.google.com” (again, without quotes) and hit enter. The first item you’ll see will be your router. The second will be your modem. The third should be the local hub. Anything after that is just a list of other routers your signal takes to get to Google’s website and can be ignored. If there’s asterisks at any point, the signal is getting lost at or before that point.
I chose Google because of it’s speed and reliability.
My Bell Scientific analog cable box is stuck on Channel 22 and I am getting a L-01 reading. It can’t even be switched off manually. Help!
Puede alguien proporcionarme los drivers del cable modem DPC2100 o indicarme donde los puesdo descargar.
Agradecere mucho su ayuda.
I have a Linksys WRT54G2 and i noticed another person posted problems with this router connecting the the internet via the modem. I’m still going through this problem with my laptop which i used both wired and wireless. Is anyone else having this problem? solution?
@Jose- I’m having the same problem with a WRT54G2 and WebSTAR DPC2100R2, it appears to be randomly kicking off the dhcp, causing all wireless connections to fail until modem/ap power cycle. I’ve tried changing mtu, no difference. Any chance that the modem is attempting to also assign IP addresses to the access point’s clients causing confusion?
tengo un moden cientifico atlanta de ono y me an dado un ruter speedtounch quisiera saber como puedo conectarlo al moden para qu peuda tener red inalambrica para el portatil. muchas gracias
Deseo configurar el puerto USB de mi modem dpx2100 para poder salir por ahi a Internet pero no encuentro los Drivers para instalarlos alguien tendra por ahi los drivers para configurar el puerto USB del Modem..
Gracias..
Deseo configurar el puerto USB para conectarme por ahi a internet mediante el modem dpx2100 cable modem marca webstar pero no encuentro los Drivers me pueden apoyar enviandomelos..
Gracias..