DHCP is an auto configuration protocol used on IP networks.

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PXE boot chaining to hardcoded TFTP server?

My existing network environment provides the following: DHCP server that sends PXE clients to a particular TFTP server TFTP server with SYSLINUX "pxelinux.0" file for booting The SYSLINUX ...
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1answer
4k views

QEMU-KVM and internal DHCP server

I have set up a few soon-to-be production VMs running on QEMU-KVM on Ubuntu 10.04 LTS. As for networking, I chose the "NAT" option in Virt-Manager and each VM now gets an IP address 192.168.122.x ...
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270 views

resolv.conf + PXE server + kickstart files

I use PXE server in order to download kickstart and to install Linux. After installation I saw that /etc/resolv.conf was created with the IP of the PXE server. Why there is PXE server IP address in ...
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1answer
4k views

How to disable DHCP (static IP)?

If I want to set my Slackware machine to have a static IP assigned from the router, how can I do so? I assume I have to disable DHCP then edit something to set the requested IP, but I'm not sure ...
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2answers
12k views

Debian dhcpd “No subnet declaration for eth0”

I am trying to set up a pxe boot server on a Debian 6.0.3 Squeeze machine that gives images of PLoP Linux. I was following a tutorial from ...
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1answer
560 views

pxe boot: problems with /etc/resolv.conf

I'm pxe booting a node (Ubuntu 11.10). The image of the node is created with debootstrap. Works great. Everything is loaded. When I login to the node I see that /etc/resolv.conf is empty. In the base ...
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1answer
449 views

Linksys WAG200 DSL/Router combo with cable modem? [closed]

I have a Linksys DSL/Router combo. It was previously used for my DSL connection. I switched to a cable connection now, using Motorola cable modem. Is it possible to create have the cable connection ...
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3answers
14k views

Why are my two virtual machines getting the same IP address?

I have two virtual machines both running on a Linux host (Fedora 16). I set both adapters as attached to NAT. When I boot them up they both have their default gateway set to 10.0.2.2. They also ...
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2answers
2k views

Why does only one network adapter ever get DHCP IP address?

I am using a Panda Board which is running a build of Angstrom. The Panda Board has an in build Ethernet port and this is working fine, getting a DHCP address successfully. I am going to be housing ...
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2answers
2k views

DHCPv6 prefix delegation server for linux?

What linux DHCPv6 client can I set up so it requests a prefix on one interface and then on all the other interfaces it will give out addresses (or if requested, a smaller prefix delegation)? It would ...
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5answers
3k views

How to overcome libc resolver limitation of maximum 3 nameservers?

Suppose I work in environment with number of domain changes and slow propagation. I want to test domain configuration immediately after setting change but the propagation is slow. So I want to add ...
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1answer
798 views

How to setup DHCPD on two interfaces (Angstrom)

I have an embedded system running Angstrom just fine. This platform has multiple uses, one of which is to act as a home router, so it has wireless and wired network interfaces, which work correctly. ...
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Debian Wheezy netinstall can't configure DHCP

I am reinstalling my Debian system with the Wheezy netinstall image on a USB drive. I have a wireless router that also comes with ethernet ports, so I could either connect to my LAN via wifi OR ...
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2answers
728 views

How to configure Linux to use DHCP or static IP depending on presence/absence of DHCP server?

I would like to configure a network interface to make use of DHCP if a DHCP server is present on the network during boot, but otherwise default to some default static IP address.
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2answers
4k views

Get client hostnames from DHCP

I have a voyage 2.6.38 machine running DNSMASQ for a DHCP server and I would like to get the hostnames of the clients that acquire DHCP leases. How would I go about doing this?
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Solaris can't reach DHCP server with VMWare Player

I've got a very creepy problem. 3 days ago I installed some Windows 7 updates. After that my Solaris network has stopped working. I'm working at VMWare Player with OpenIndiana. Everything was okay ...
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0answers
961 views

problem dhcp3-server ubuntu server 11.04

I installed dhcp3-server in ubuntu server 11.04 apt-get install dhcp3-server However, an error message during installation: Traitement des actions différées (« triggers ») pour « man-db »... ...
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1answer
557 views

Is it possible to use Internet Connection Sharing with DHCP?

I know it is possible to share an internet connection with another pc using ip-forwarding and masquerade. Is it possible to set up the sharing computer as a DHCP server, so the settings (ip, gateway, ...
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1answer
1k views

Two IP addresses assigned to the same machine?

I seem to be using two IP addresses on my PC. I use DHCP to get an IP address and then I statically set an IP address and activate it. ifconfig says that I am using the address given by DHCP but I am ...
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1answer
506 views

Network fail on FreeBSD: Ping to router fails, but router believes computer is connected

I have a TP-Link TL-WN851N wireless adapter, which is based on an Atheros device. When I attempt to connect to my WPA2 wireless network, ifconfig wlan0 tells me that the connection is 'associated'. My ...
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1answer
534 views

What is supersede in a DHCP config?

E.g.: what does supersede domain-name "SOMETHING.COM FOO.ORG"; exactly mean?
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3answers
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How to request a hostname from a DHCP server on Ubuntu?

I have an Ubuntu 11.04 server virtual machine. I would like to request a specific hostname from the DHCP server at the office. Since I don't run it often, the IP changes nearly every time that I boot ...
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3answers
1k views

Where is the dhclient.conf under Fedora 14?

I wanted to put this in the dhclient.conf file: supersede domain-name "foo.org foo2.org"; but there is no dhclient.conf file...where is it? (Fedora14/GNOME)
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2answers
369 views

Working DNS-DHCP combo for LAN

Can anyone recommend a working DNS-DHCP combo for a small mixed-platform LAN? Preferably one where hosts can be assigned IP addresses and/or names with a web-GUI. The typical DHCP package on Linux ...
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1answer
639 views

How to configure DHCP so that boot is completed even without a DHCP server?

I have configured /etc/network/interface like this: auto lo eth0 iface lo inet loopback iface eth0 inet dhcp But when a lease cannot be obtained, the booting is not completed. Is it possible to ...
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4answers
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All commands that should be used to connect to wifi in command line

I would like to switch from gnome to awesome and I would like to connect my wifi network in command line (instead of using gnome tools). So, I searched on the internet and found approximatively the ...
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2answers
998 views

dhclient exits with status 0 but still no address

I've been trying to find out with the man page and some other sources if the exit status doesn't necessarily mean you achieved an address but I'm thinking I maybe didn't read it correctly. Does anyone ...
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5answers
1k views

Starting A Bind/DHCP server

I am looking for some reading material on starting my own BIND/DHCP server. I mainly want the bind server to just be a caching server and for my home computers but it may also need to be authoritative ...
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3answers
2k views

Maintaining `/etc/hosts` for hosts on DHCP

On my local DHCP network I have different PC's that I need to access remotely. Problem is that their IP's change. Sometimes I plug my laptop and netbook into other people's DHCP networks. My current ...
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1answer
979 views

Query DHCP server leases from Perl script

I have a Windows 2003 server and need to poll the DHCP lease information from it with a perl script that is running on a Ubuntu server. Then I need to analyze & store the information in a mysql ...
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2answers
1k views

bind the MAC with IP address?

I have configured a DHCP server on Linux. My goal is to map client IP address with their MAC address in such a way that no "unregistered" client machine gets a response from the DHCP server. That is, ...
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2answers
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Force dhcp client to get a new lease

I have a linux DHCP server running on my network. I recently found out that I can assign specific IP addresses to clients based on their MAC address by modifying the dhcpd.conf file. Now is there ...
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2answers
1k views

How do I use dhcpcd in openwrt instead of udhcpc?

I'm trying to determine the reason my router is not syncing up to my ISP, I do suspect snafu on their end so I'm trying to replicate my desktops setup which includes using dhcpcd. Problem is I don't ...
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2answers
288 views

forwarding DHCP packets

I've got this configuration: WRouter ->(by wifi) Computer1 And I want to add another computer (computer2) connected by cable to computer1. Is it possible then to configure computer1 to forward ...
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2answers
2k views

how to get IP from DHCP in network in redhat which is installed on VMware

I'm running Red Hat inside a VMware image (on a Windows XP machine). I want to connect the Red Hat VM to our network; do I need to configure something inside VMware or inside Red Hat? I don't have any ...
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1answer
837 views

How can a Windows based DHCP server update DNS Server on Linux? [closed]

The updates to the zone is protected by the key (similar to: allow-update { key "rndc-key"; }).