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-1
votes
0answers
15 views

Windows IP address cached even after cable unplugged? [migrated]

I have a PC which connects to a network by both wired cable and wireless. Of course, it has 2 IP Addresses : 192.168.5.111 and 192.168.5.112. (Subnet mask 255.255.255.0) As usual, the PC picks the ...
-1
votes
2answers
243 views

TWO routers/modems, ONE network. Wireless Device DHCP [closed]

My company's network contains various LAN workstations and Servers, controlled by a Smoothwall firewall/gateway. Currently the Smoothwall routes outbound traffic automatically to an ADSL model (it ...
-1
votes
1answer
71 views

what 802.1x key_mgmt/eap does wired network normally uses? [closed]

I'm really new to 802.1x but I'm trying to use 802.1x authentication in a wired network. My desktop is Linux (centos) using wpa_supplicant as the supplicant. I'm wondering what key_mgmt/eap is ...
1
vote
3answers
2k views

Dynamic DNS Updates with Wireless and Wired interfaces

We have offices full of Windows & Mac users who obtain IP addresses from a Windows DHCP server, which in turn updates Dynamic DNS entries. We are noticing major inconsistencies with the ...
-2
votes
3answers
746 views

Why does a wired network slow down with user increase?

If you had a wired network, 20 PCs hooked up to a 100 Mbit/sec switch (same onboard ethernet port speed) and you were just sending some test data round. What is the technical explanation as to why 20 ...
0
votes
1answer
138 views

cat6 wall connector. 2 wires 1 connector?

Do you guys know the best connectors to get for a cat6 configuration? The total cable length is 100FT so its not huge but I have it going strait through with 4 total connectors. I want to wire the ...
2
votes
1answer
866 views

Ubuntu wired network disconnected

I am not able to establish a wired network connection between two computers on which I just installed Ubuntu 10.04. I am new to this environment. Unlike in the Windows environment, where it happens ...
4
votes
2answers
2k views

Password protect wired LAN?

The title is not a mistake, I really am talking about wired, not wireless. Essentially, I was wondering if it was possible to password-protect a LAN wired network to enhance security and only allow ...
0
votes
2answers
134 views

What can make that a wired connection works with Linux or WIN7 but not with XP or Vista?

I'm setting up the network for a company, and facing a weird issue. The network is very simple: An xDSL modem/router, a switch, a bunch of windows clients (XP, vista, 7). The room is wired and ...
1
vote
0answers
235 views

Auto switching between wired and wireless connections

How about this situation. Our business deals a lot with medical information. And some of our clients have demands based off HIPPA, etc. There is one now where they do not want an employee to have both ...
0
votes
2answers
132 views

wired to wireless to wired network

There's a small network that's in 1 building that we want to extend to another building about 75 feet away but running an Ethernet cable is not easily doable. I'd like to extend the network wirelessly ...
1
vote
1answer
98 views

NAP solutions for windows network

I am looking for a NAP solution for a network. Either an Appliance or software to run on a windows server. I have played with windows server 2008 r2 NAP but i dont think this is going to be a good ...
2
votes
4answers
3k views

Downloads are consistently corrupt, what are the potential causes?

I am consistently experiencing corrupt downloads over TCP/IP and Ethernet on a small LAN, the downloads are coming from different sources on the Internet. WAN is comcast cable.. NIC is brand new. My ...