My home networking question...

Shimmishim

Elite Member
Feb 19, 2001
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This is my setup...

cable modem -> switch -> wireless router

computers that are hooked up:

Desktop 0 (win2kpro and winxp pro dual boot)
Desktop 1 (win2kpro)
Laptop 1 (winxp home)
Laptop 2 (xp pro)
Laptop 3 (xp pro)
Laptop 4 (xp pro)
Desktop 5 (xp pro)
Desktop 6 (win98se)

Desktop 0 is hooked up to the switch. Desktop 1 is hooked up to the wireless router via not wirlessly and Laptops 1-4 and Desktop 5 and 6 are connected to the wireless router wirelessly...

following me so far?

The reason why there is a switch is because we have 2 IP addresses so desktop 0 gets a dedicated IP address and the wireless router hooked up to the switch gets the other IP address.

Now for the fun part.

I want to share files between desktop 0, desktop 1, and laptop 1.

Desktop 1 and laptop 1 can see each other when i click on network places... (which makes sense because both are connected to the router).... I ping the assigned ip address that the router gives for laptop 1 from desktop 1 and there are no problems. however, when i try to ping from laptop 1 to desktop 1, it times out.

i disabled the microsoft firewall from the laptop.

i have zonealarm on both computers but i'm not sure if this is the cause of the problem.

also...

how do i network my desktop 0 to everything else that's on the router?

thanks!
 

lansalot

Senior member
Jan 25, 2005
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Post the IP address and subnet mask of EVERY device (computers, routers, etc). Can you explain your topology more clearly, indicating the location of each system in your above line diagram?
 

Shimmishim

Elite Member
Feb 19, 2001
7,504
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76

cable modem
|
|
|
switch ---- desktop0
|
|
Router-------desktop1
O
laptop1-4 (wirelessly to router)


desktop0 ip address = 12.221.111.XX
subnet mask = 255.255.248.0

desktop1 ip address = 192.168.1.100
subnet mask = 255.255.255.0

laptop1 ip address = 192.168.1.102
subnet mask = 255.255.255.0


 

lansalot

Senior member
Jan 25, 2005
298
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My best suggestion after a bottle of wine (and my head is getting sore already - this doesn't bode well for the morning.... :( ) is to stick another cheap network card in desktop0 and give it a 192.168 address. Connect it to the router/switch (not sure from above) as well. That should solve your problem quite neatly.

However, I may be talking rubbish right now, so take that advice with a pinch of salt.
 

Shimmishim

Elite Member
Feb 19, 2001
7,504
0
76
Originally posted by: lansalot
My best suggestion after a bottle of wine (and my head is getting sore already - this doesn't bode well for the morning.... :( ) is to stick another cheap network card in desktop0 and give it a 192.168 address. Connect it to the router/switch (not sure from above) as well. That should solve your problem quite neatly.

However, I may be talking rubbish right now, so take that advice with a pinch of salt.


that's a nice suggestion... i can try that...

but...

what about the issue of being able to ping one ip address but not the other?
 

kevnich2

Platinum Member
Apr 10, 2004
2,465
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Desktop 1 has some type of firewall blocking ICMP (pings). As far as the file sharing on Desktop 0, I like lansalot's suggestion. Currently, Desktop 0 is technically the internet to your home network, so file sharing will be out of the question. You will need to put another NIC in the computer and hook it up to the router so that the desktop 0 is on two different networks. If I may ask, what's the purpose of Desktop 0 being outside of the firewall and having it's own internet addressable IP address?
 

Shimmishim

Elite Member
Feb 19, 2001
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Originally posted by: kevnich2
Desktop 1 has some type of firewall blocking ICMP (pings). As far as the file sharing on Desktop 0, I like lansalot's suggestion. Currently, Desktop 0 is technically the internet to your home network, so file sharing will be out of the question. You will need to put another NIC in the computer and hook it up to the router so that the desktop 0 is on two different networks. If I may ask, what's the purpose of Desktop 0 being outside of the firewall and having it's own internet addressable IP address?

good question...

i'm not quite sure :)
 

irwincur

Golden Member
Jul 8, 2002
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Why do you have two IP addresses. Just get rid of one, the other will be more than enough. If routing and port redirects become and issue, toss the router and setup and old box with a Linux based firewall like m0n0wall or smoothwall. They give you way more control than some crappy $50 router/firewall.

Whatever the case, your computer that is on the switch basically has it a$$ end hanging out on the net. In essence you have created a non standard DMZ without routing.
 

Shimmishim

Elite Member
Feb 19, 2001
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ahh i remember why i have two...

when i lived at my old apartment, we had two IPs for two desktops...

when i moved we had the service transferred and my roommate had a laptop and wanted a wireless router...