Dynamic Host Configuration Protocol; allows computers on the same network to automatically obtain unique IP addresses and other network configuration parameters.

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0
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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
100 views

Forward ports to the same computer even when the IP changes due to DHCP with D-link wireless router

I have a PC connected directly to a wireless router D-LINK WBR-1310, and I use port forwarding to that PC so I can connect to it via SSH remotely. However, I use the built in DHCP to manage IP ...
6
votes
2answers
7k views

DD-WRT: DNSMasq expand-hosts not working

I have a Linksys router running DD-WRT (Firmware: DD-WRT v24-sp2 (09/08/09) mini). I have it successfully resolving the DNS names for my DHCP-assigned systems, but only when I fully-qualify those ...
1
vote
3answers
3k views

Computer cannot get DHCP address and if assigned valid static IP it still can't use network

The computer (HP laptop, Vista 64bit Home Premium SP1) had/has viruses. To remove viruses, I took out drive and hooked up to another computer and used 2 different scanners to remove viruses. I then ...
10
votes
10answers
47k views

How can I add additional search domains to the resolv.conf created by dhclient in CentOS

When my CentOS virtual machine boots it uses DHCP to get an IP address. It also overwrites resolv.conf with the DNS settings provided by the DHCP server. The DHCP server doesn't supply any search ...
8
votes
4answers
1k views

Does a router know not to hand out static IP addresses to other devices?

I set a computer on my network to use a Static IP address Shutdown the computer so its not on and not connected to the network Question: How does my router know not to hand out that IP address to ...
0
votes
1answer
1k views

DHCP not working after NetBIOS over TCP/IP disabled

I want to disable the "NetBIOS over TCP/IP" device in the device manager to free port 445. But after doing that my Internet stops working. I'm connected to a WLan router using DHCP on WinXP, and it is ...
1
vote
2answers
160 views

VMware with bridged network and DHCPs

In our office we use VMware for almost everything. Our host machine is pretty empty and we just use it to run the Workstation. From time to time we copy one machine to other coworker and then we have ...
2
votes
1answer
551 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 ...
2
votes
2answers
776 views

Ubuntu 8.04 server is not retaining a static IP address

I recently setup a linux box running Ubuntu 8.04 (to match another server with 8.04). I need to insure that this box has a static IP address and I changed /etc/network/interfaces to set up the static ...
1
vote
2answers
189 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 ...
1
vote
2answers
124 views

Internet connection issue

For some reason this laptop doesn't want to stay connected to the Internet. I have to restart the DHCP client service every time to fix the connection problem. I didn't have to usually do this. I'm ...
2
votes
2answers
294 views

DNS / DHCP Issues

I just got back from a site visit where I had to use a fixed IP, gateway, and DNS address. When off the main network there, I used a USB 3G modem with no problem, but as soon as I got home, I could ...
1
vote
1answer
868 views

Fixed dhcp ipv6 lease with windows seven?

Here is my setup: my isp provides me with a /64 ipv6 adress (a real one, not through an ipv4 tunnel or whatever) in addition to my ipv4 my router provides the ip with dhcp over my home network. I ...
4
votes
8answers
8k views

How can I change my public IP address?

I'm looking for a way to change my public IP address. You know, the one that other websites see. I know what I'm looking for is basically a proxy server, but I don't want to use a proxy for 2 ...
0
votes
2answers
8k views

Why is my Iomega StorCenter Not Recognized Using port 8888 — Airport Extreme Configuration?

Problem I have an Iomega StorCenter ix2-200d, but I think this question would apply to the Iomega StorCenter products in general as I am at the very begining of the setup process. Environment The ...
1
vote
1answer
1k views

Connect Ethernet Device Directly to Tablet PC Running Windows

I have an Ethernet device that I need to connect directly to a mobile tablet computer. (The device contains some sort of embedded Linux that supports DHCP.) Is there any way to set up some kind of ...
19
votes
4answers
47k views

Release/renew IP address via Terminal in OS X

I am looking to release and renew my IP address in OS X 10.4 (Tiger) using Terminal. Essentially, I need the OS X equivalent of Windows': C:\\> ipconfig /release C:\\> ipconfig /renew ...
2
votes
3answers
2k views

Can DHCP provide DNS addresses when IP is static?

In Windows, when I select static IP (instead of DHCP-assigned one) I have to enter the IP address for DNS servers. Is there a way to manually set IP address yet obtain the DNS addresses from the DHCP ...
2
votes
4answers
2k views

How access network computers by name

I have a local home network. The computers get IP address from a router via DHCP. So the address are dynamic and change. How can I assign names to computers to be able refer by name? One computer is ...
2
votes
5answers
5k views

Windows 7 Default Gateway problem

I have a strange problem (or at least seems strange to me) the below are IP configurations for two laptops on my home network which consists of a main router 192.168.11.1 and a connected wireless ...
0
votes
3answers
3k views

How to configure DHCP for a wifi access point in front of a DSL router

What's the general procedure for adding a wifi access point to a DSL modem connection. That is, I've got DSL router -> Desktop computer and I want to get to DSL router -> Wireless router ...
3
votes
1answer
591 views

OS X location aware networking

I have a macbook running OS X 10.6.2. I would like to be able to use DHCP when roaming, but automatically switch to a static IP when my macbook is in range of my home router. Right now I must manually ...
2
votes
3answers
452 views

My Very Own DHCP Server

My home network is as follows: Cable modem for internet, connected to a wireless router, multiple clients connected over the wireless network. My wireless router has a builtin DHCP server that assigns ...
2
votes
9answers
22k views

cannot renew ip unable to contact dhcp server

Hey all, I'm trying to switch up a home network from one computer (XP Service Pack 2) directly connected to via a modem to 2 computers (adding a Macbook) connecting through a router. The Macbook is ...
4
votes
1answer
5k views

DHCPv6 server + client on Linux

Which IPv6 capable DHCP server and client is best to use on Ubuntu? I can't find a good HOWTO. ISC DHCP?
1
vote
2answers
4k views

How make static local ip for server on OS X, Airport Extreme

In my other question, I was trying to set up my mac as a server, and the thing they suggested after is setting it to a static local ip outside of the DHCP range so I could port forward to that and it ...
3
votes
4answers
2k views

Wireless DHCP doesn't work until wired Ethernet plugged in

A client of mine has an Asus R1F tablet running Windows XP Tablet SP3. It has an Intel 3945ABG wireless card; wired Ethernet is a Realtek something-or-other. In the past few days, it's developed an ...
1
vote
1answer
934 views

Ubuntu reinstall dhcp3-client

Following advice from another SU question (link) I apt-get remove'd dchp3-client from a virtual machine on my computer. The problem the question was hoping to solve did not get resolved, and now I'm ...
58
votes
5answers
48k views

How can I stop Mac OS X overriding my hostname when I receive a DHCP request on Snow Leopard?

Whenever I go on a network where the DHCP server assigns hostnames then it overrides the settings I've set for my hostname on my Mac in the "Sharing" section of System Preferences. How do I stop this ...
2
votes
2answers
537 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 ...
1
vote
1answer
4k views

2 default gateways, one to 0.0.0.0… with DHCP

A problem that I have here with Windows 7 (RTM) and Windows Vista (SP2), on multiple machines, is that clients get a default gateway of the DHCP server (like they should) but on top of that, also a ...
0
votes
2answers
1k views

Linux NetworkManager can't connect

I have a Linksys WRT54G wlan router set up as an access point. It's connected via cable to our main router (and DHCP server) which connects to the net. The cable connection indicator light is on, on ...
6
votes
10answers
21k views

Why won't a MacBook Pro running Snow Leopard obtain an IP address (DHCP)?

Background: I am trying to connect my MacBook Pro to a business grade network where I do not have access to reboot the server, switches, or router. Problem: The MacBook Pro (running Snow Leopard ...
5
votes
4answers
1k views

Self-assigned IP address

I sometimes have problems dropping IP addresses after changing networks and get stuck with a self-assigned IP that I cannot drop by hitting the renew "DHCP Lease" button on my Mac OS X.5 Leopard. The ...
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 ...
0
votes
1answer
87 views

Strange behavior in Network Browsing Applications

I believe this is somewhat related to my other question, Leopard Network Shares and Browsing are unreliable. I believe the problem is being caused by our network, because we're seeing problems in our ...
2
votes
5answers
12k views

Setup Linksys WRT54G to use modem`s DHCP server

i cant figure out how to set Linksys WRT54G Wireless Router to use modem`s DHCP server. My network scheme is like this: [COMCAST MODEM] <=> [HUB] | | [LINKSYS] ...
1
vote
6answers
55k views

How to run a DHCP Server on Windows XP? [closed]

How can I create a DHCP server in a Windows XP environment?
3
votes
5answers
2k views

security webcam, but NATted dhcp ip address

I would like to install a webcam (better if an independent ethernet based object) at home, and access it from outside while I'm abroad, so I can check if there's mail. However, my internet connection ...
11
votes
6answers
12k views

Why is my router assigning the wrong address via DHCP

I have a WRT54G router that is set up to serve out addresses via DHCP. It correctly serves up addresses to every other machine on the network, including another PC, my macbook when connected via ...
5
votes
7answers
24k views

How to assign a static IP with a linksys WRT54G2?

For all my googleing it appears the best you can do is tell your computer not to use DHCP; I cannot find a way to do this at the Access Point level. EDIT: This is not for port forwarding. This is ...
5
votes
3answers
6k views

How to determine gateway address when going from DHCP to static IP address with Ubuntu

What's the proper way to determine the computer's gateway when going from DHCP to a static IP. Operating system is Mythbunutu with Ububtu desktop installed. I had previously been editing ...
7
votes
4answers
2k views

What does static DHCP mean? Static Dynamic is confusing

I've found some home wireless routers/ADSL+ modems (ZyXEL 660) talking about Static DHCP, when refering to assosiating a specific MAC to an IP, but still serve the configuration over DHCP. Doesn't ...