Is it possible to configure 2 nics in the same computer seperately?

Zero

Senior member
Oct 9, 1999
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I have 2 nics in my laptop. I want to use one to log into the domain at work and I want to use the other nic to be configured for my dsl connection at home. Everytime I make a change in the TCP/IP settings of one nic, the other nic is configured the same. There should be a way to set up profiles with nics so you can choose which setting to use when booting up your computer, that way you can choose the settings for your network connection instead of having to change the setting manually all the time. Any help would be appreciated! thanx!!!!

Zero
 

Idontcare

Elite Member
Oct 10, 1999
21,110
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If you are using microsoft windows (any) the answer is no. Linux allows you to do what you want, but Microsoft's products will not allow you to configure two nics seperately beyond their IP addresses. Modems give you the same problems...
 

Soccerman

Elite Member
Oct 9, 1999
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really? I was under the impression you could.. I suspected that what you say might have been a problem.. sorry I've never tried, so I can't tell you anything useful..
 

Wizkid

Platinum Member
Oct 11, 1999
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You can do this with win9x:

Just clear out the domain and click OK or Cancel when you are at home.


If you have NT/2000 you should be able to logon with your cached profile at home and you should still be able to have access to the internet through your second NIC... in fact, you should be able to do this with one NIC...

The only potential problem that I can see is that you might use a proxy server for web browsing at work, so you would have to change that at home...

I have never tried this so I can't guarantee that it will work, but logic says that it will :)


ICQ me if you want more help...
 

Idontcare

Elite Member
Oct 10, 1999
21,110
64
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To Soccerman and Wizkid:

I don't want to flame you guys, but if you don't know or have never tried then what the heck are you posting for?

Do you two just want to broadcast an opinion? Is their some reason as to why you would state I am wrong, and then back it up with "uh, I never tried it so I'm not sure"?

My post was based on experience with Windows 95, Windows 98, Windows NT 4.0, and Windows 2000. That is correct, I said EXPERIENCE, not "I think"...

Is this how you become an Elite or Golden member? You post useless crap about your opnions and logic? Now, where I come from that is called trolling - tell someone that their post is crap because you have an "opinion"

Zero These guys are absolutely correct, so go and waste about 7 days of your life trying to figure out why it won't work when someone (sorry, not just someone, they ARE Golden and Elite members afterall) told you it would work. Then give up and blame microsoft for making defective products...

FYI
 

Viper GTS

Lifer
Oct 13, 1999
38,107
433
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If you have two separate NICs, & are only going to be using one at a time, set them up using hardware profiles. Use one hardware profile for work, & one for home. When your computer is turned on, it will give you a choice between the two profiles. Just pick your location, make sure the proper NIC is in, & go.

The easiest way to set this up would be to uninstall BOTH NICs, & clear out your network stack save for maybe the dial up adapter if you use it.

Then, right click your My Computer icon, & choose properties. Go to the Hardware Profiles tab. Select Original Configuration, & choose copy. Type in a name for one of your profiles, say "LAN at work." Hit OK, & then make another copy of Original Configuration for your home connection, name it "DSL at home." Hit OK. Reboot your computer. Windows should offer you three hardware profiles to choose from. Don't mess with Original, leave it in case you FUBAR something. Choose one of the other two, & install your NIC & configure as necessary. Repeat for the other one. You could even use the SAME NIC, & just configure the hardware profiles differently.

FYI...

I don't care how much "experience" you've had, you're full of sh!t. It's very much possible. It's even possible to have two NICs installed on ONE hardware profile (How the fvck do you think a NT based firewall works?), but given his situation I'd say hardware profiles are the easiest solution.

Viper GTS
 

Idontcare

Elite Member
Oct 10, 1999
21,110
64
91
Viper,

Yes and you are absolutely correct too, just like soccerman and wizkid.

So, go ahead Zero, do exactly what these "authorities on the subject" are telling you to do... And when it doesn't work and Viper still claims I'm full of crap then you can just blame microsoft for crappy products, or better yet it is faulty hardware, yeah that'll be the ticket, its those darn detonator drivers you installed, yeah yeah thats why it won't work...
 

Idontcare

Elite Member
Oct 10, 1999
21,110
64
91
Oh, and I forgot to mention - I currently have 3 NICs installed in my machine. Yes, my computer is a firewall for two other networks, and yes if you have a duplicate setup and you try changing what DNS to use or if you try changing the default login profile, or if you try changing just about anything beyond the IP address of each individual NIC then the TCP/IP settings are updated for ALL the NICs.

But I'm full of crap, I certainly have no idea what I'm doing, and if you are going to listen to me then you are an idiot also.
 

Viper GTS

Lifer
Oct 13, 1999
38,107
433
136
FYI...

Considering that I earn my living by providing Internet & DSL networking technical support... I think I'm probably right on this one. I've helped many people in the exact scenario before: One config for their work LAN, & one config for their DSL. People do it every day.

Whether you like it or not, the "Golden" or "Elite" statii do lend some credibility to a person's advice. People who know me will know that I don't go around dispensing technical advice on subjects I know nothing about. Only ones that I know about, & feel that I have information that could help.

While you're contemplating that, why don't you go suck yourself off? You might like it.

Viper GTS
 

Windogg

Lifer
Oct 9, 1999
10,241
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I'm running 2 3Com 574s right now in my ThinkPad 600X. One is configured for work and the other is configured for my home network. Everything is running shipshape.

Windogg

BTW: I'm a netadmin and I've know for a fact that Viper knows his stuff. Someone needs some fiber in their diet.
 

Idontcare

Elite Member
Oct 10, 1999
21,110
64
91
wow Viper, maybe someday I too can be a professional like you and have the credibility that you have.

Maybe then I could make really cool statements like
While you're contemplating that, why don't you go suck yourself off? You might like it.

you're my hero
 

GQ

Member
Mar 11, 2000
131
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Zero,



<< I have 2 nics in my laptop. I want to use one to log into the domain at work and I want to use the other nic to be configured for my dsl connection at home. >>



I have W2K on my laptop and switch between my office network and @home cable, when I get home, all with one NIC. W2K automatically does the configuring for me no fuss no muss. If you can I would suggest W2K over a second NIC.
 

kuk

Platinum Member
Jul 20, 2000
2,925
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Viper: I'm runnig the exact situation you describe as I'm typing. It works very smoothly (well, not very smoothly ... coaxial cables + narrow ducts in the wall = no RJ-45 connection :( )

As for the someguy in another post who asked how to configure this: I have two Kingston ISA cards running in a W2K enviroment, with one for adsl and one for the network. The first is configured exactly as my ISP recommends, plus Sharing the Internet connection. The network card is configured with a 192.168.0.1 ip address, just like a normal lan. Both card are configured idependentally (heeeelp ... I forgot how to spell this). No changes to one card affect the other one.

 

Soccerman

Elite Member
Oct 9, 1999
6,378
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I'm sorry I didn't/couldn't dispense any useable information, it's just I thought I saw it done on another computer (at school, the entire network is unseen by the bordermanager computer (not router, or switch, but computer). that computer has one foot on the outside, and one on the inside, BOTH AT THE SAME TIME. so I imagine that it's possible (don't know which OS it's running, but I've also seen discussions etc. on THIS BBS with computer with 2 NIC's running at once).

I could have mentioned that, but didn't know I'd get flamed off my ass. sorry for pissing u off so much.
 
Oct 9, 1999
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viper gts is right.. I agree with him.
However I do agree Microsoft should make is such that if you have a different nic with a different mac address.. it should point to a different IP if not already set.. then DHCP.

That way even the same brand nic will work. I did this thing at work for my boss with a USB to Ethernet and a standard PCMCIA.. it works great.. even though his USB things ometiems loses its IP... oh well .. its microsoft.
 

Eli

Super Moderator | Elite Member
Oct 9, 1999
50,419
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FYI, you have no buisness coming in here and posting spew like that. Listen to the people that know what they're talking about, Zero.


Note that it apparently doesen't inclide FYI.


BTW- I also have 3 NICs in my computer. While you're correct that you can't use diffrent settings at the same time, It's entirly possible to do it, the way Viper has said.