2
votes
1answer
29 views

Will Windows renew IP address sometime after “ipconfig /release”?

On a Windows 2000 PC, I did a "ipconfig /release" to disconnect it from the network. After about 6 hours, I checked it again and it was still disconnected. But then about 17 hours after that, I ...
0
votes
0answers
9 views

/etc/ethers is not being read by dnsmasq

I recently configured dnsmasq on Raspbian, and everything was working perfectly except that /etc/ethers wasn't being read (yes, I did uncomment read-ethers and remember to restart dnsmasq) - the ...
0
votes
0answers
324 views

iPhone self-assigning IP address 169.xxx.xxx when connecting to my slave router

My aim is to have a network configured where all devices can see and communicate with each other, all devices should have access to the internet as standard. The reason why I have decided on a ...
0
votes
1answer
451 views

Windows 7 computer not renewing ip address on start up unless I reset computer

I recently reinstalled Windows 7, and I noticed that I do not automatically receive an IP address when I start up the computer. When I reset, it makes it get an IP address, and I can surf like ...
0
votes
0answers
44 views

I have a small computer with DHCP, but what makes it publish names to clients?

Set up a small ARM computer (cubox) with Debian. That has three NICs, one Internet, two local net. Basically, this is a router with a bridged interface (br0) and firewall. DHCP-server ...
0
votes
0answers
864 views

How to fix DHCP giving out numerous bad addresses

Where I work we have run into a major issue a few times in the past month. Our DHCP server will randomly start filling up with BAD_ADDRESS. We have 3 sections in the subnet. (4.x, 5.x, and 6.x) Aside ...
2
votes
2answers
2k views

How to get both IPv4 and IPv6 dynamic address

Running dhclient gets me an IPv4 address. Running dhclient -6 gets me an IPv6 address. And the man page says you can't combine v4 and v6. So how to get both v4 and v6 addresses at the same time?
0
votes
2answers
307 views

All statically assigned addresses, but dhcpcd still runs?

I have a VM (on ESXi 5.1.0) running Debian Wheezy (7.0). eth0 has a statically assigned address. eth1 was DHCP-assigned, and now I want to make it static. Here is my old /etc/network/interfaces: # ...
0
votes
2answers
204 views

Why does my IP address change back to private range when I reboot?

I have a windows domain with DNS that forwards to my ISP and DHCP that passes out addresses in the 10.0.0.X range. Things were fine until recently, now when I reboot I get a 192.168.40.X address ...
2
votes
2answers
95 views

Reserve DHCP slots for certian users?

My company has alot of outside suppliers and contractors who need access to our wifi network. Currently, we only allow DHCP to hand out 20 addresses for our quest Wifi network. This typically fill up ...
0
votes
1answer
334 views

How to get new IP address on boot up?

In Debian Linux, how can I get a new IP assignment on boot up? I'm working with VMs and I am required that every machine gets a new unique IP after booting up.
0
votes
1answer
357 views

Restart Linux without losing IP address

I am using a computer on a network I have no control over (at work) that uses DHCP to assign me an IP Address. Each time I reboot the network assigns me a new IP address (which is annoying as I am ...
1
vote
2answers
9k views

Pinging own machine returns an IPv6 address instead of IPv4

When I ping my own machine I get an IPv6 address: Reply from fe80::1004:p8f0:9e40:a42c%10: time<1ms Reply from fe80::1004:p8f0:9e40:a42c%10: time<1ms I used to get the IPv4 address (eg. ...
0
votes
2answers
2k views

Force DHCP to assign the same ip always to the same client?

I'm behind a router with at least 1 client and at most 3 clients. My "main" client runs some services like Apache2 so I port forwarded in router configuration the incoming traffic to its IP address ...
1
vote
1answer
4k views

Devolo dLan 200 AVPlus not assigning an IP address

We have a set of three devolo dLan 200 AVPlus (I'll abbreviate to dd2p) set up as follows in our house: modem -> dd2p_1 --> dd2p_2 -> Router 1 --> PC1 | ...
0
votes
2answers
286 views

Can I disable warnings about IP conflicts?

Running Windows 7 x64 Ultimate. I travel with my laptop back and forth between home and the office, and usually hibernate as opposed to shutting down, so I do not need to reopen all the documents and ...
25
votes
3answers
49k views

Why is Windows' default IP address 169.xx.xx.xx?

My Windows system got an 169.xx.xx.xx IP address the other day, and I fixed the issue, but why did Microsoft chose this address as the default? Why not 1.xx.xx.xx or 255.xx.xx.xx? Did one guy at ...
8
votes
5answers
5k views

IP address alias assigned by DHCP

I would like to create several aliases to eth0, but have the addresses assigned by DHCP instead of being set to static IP's. Is this even possible? All the examples I've seen assign a static IP using ...
0
votes
1answer
255 views

Problem with dhcp in Debian

I try to have a static ip adress on an host. I execute the following commands : $ ip address eth0 10.4.1.15 netmask 255.255.255.0 $ route add default gw 10.4.1.5 But later my IP address changes ...
4
votes
6answers
1k views

user friendly name for ip address on home network

How can I set up some sort of local DNS service, so that instead of using ipaddresses to do things like VNC and remote desktop a more URL like thing can be used. All the devices on a network have a ...
3
votes
3answers
3k views

LinkSys router suddenly cannot get an IP address

I have a linksys router WRT54G2 connected to a cable broadband. Just last week, everything was working perfectly - I would be able to connect my laptop to the internet using WiFi. However, starting ...
0
votes
2answers
2k views

IP addresses not updating, but showing correctly in the DHCP Address Leases

I first noticed this when I tried a RDP to wxp-38-shop and it connected me to the computer wxp-alvinm As you can see in the picture I pinged wxp-38-shop and it shows a different IP then whats given ...
2
votes
1answer
520 views

NIC card using strange IP address

I'm using Windows Vista on a laptop, and while my wireless card works fine and takes the address the wireless router's DHCP server gives it, for some reason when I plug my (built-in) laptop NIC port ...
1
vote
2answers
183 views

Can no longer reach DHCP server

I've read some of the other DHCP questions here, but my problem is a little different. I have a home laptop that has been working fine for ages. I brought my work laptop home at the weekend to finish ...
2
votes
2answers
506 views

How can I setup a router to assign IP addresses to all connections through a 24-port hub?

How can I do that? Also is there any router that is already ready to handle something like that? Is there any other recommended setup to solve this problem. This is a relatively low budget (probably ...
3
votes
1answer
4k views

How can i assign multiple IP addresses to an NIC (possibly software solution)?

I am connected to a network that assigns my IP address via DHCP, but i also need to assign my NIC an IP address that is not in the network's address range. Is this possible, maybe with some "virtual ...