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6
votes
4answers
48k views

How to find my DHCP server IP address via a command prompt in Windows?

Linux has easy commands to find the DHCP server IP address via a command prompt. Is there anything for Windows?
4
votes
1answer
4k views

Executing a script when DHCPD give an IP

i want to do a setting to dynamically monitor my Work Station on my Wifi network. I've got my name server BIND and my dhcpd server all of that under linux working perfectly. But i didn't find any ...
4
votes
3answers
5k views

How could I fix “No subnet declaration for restart (0.0.0.0)”?

I have a DHCP service installed on my distribution, Backtrack 5 R2 (ubuntu 10.04) and it was working fine, but when I began to configure DNS it suddenly stoped working, how can I make it work again?? ...
3
votes
1answer
1k views

Running two DHCP Servers in the same network

I have connected my raspberry pi with a wireless access point and would like to run a DHCP Server on the RPi to assign the IP and gateway correctly. This is because the RPi serves as a gateway to a ...
3
votes
2answers
980 views

“Network Scan” gives “DHCPServer FAILED”, but it's checking the wrong address

When I do a "Windows Help and Support Center" "Network Scan" on my XP SP3 machine, it tests a very long list of various things. All are marked "OK" except: > DHCPServer 192.168.0.1 (FAILED) > ...
3
votes
1answer
266 views

How to create a wifi hotspot in Windows 7 + redirection to a local webpage?

Before diving into the question, some quick background information: I have built a small experiment which works together with a computer running Windows 7. On this computer, there is a small webserver ...
2
votes
3answers
402 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
1answer
323 views

Which server is selected by the client if it receives Offer from 2 DHCP servers at a time?

Which server's IP address is selected if the client receives the Offer from 2 DHCP servers (on different subnet) at a time? I searched Google and the answer I got is: which Offer comes first will be ...
2
votes
2answers
4k views

How to setup a DHCP-Server who serves to different ip-ranges (e.g. 192.168.1.x and 172.16.x.x)

i have linux running and use dhcp3server which manages my ip-addresses in my network. Now i got a zyxel-access-point and want to drive it on a different ip-range than my wired network. Is it possible ...
2
votes
1answer
54 views

DHCP misbehavior

ISC DHCP Server is running on Fedora 10. Since it's doing nothing else nobody bothered updating it... I've noticed behavior that looks very strange to me: the DHCP server gets a DISCOVER as broadcast, ...
2
votes
3answers
242 views

Redirect unregistered users to the site on local machine

I have a server 192.168.0.3 (SERVER). Running Ubuntu Server + DHCP server + Apache; The router 192.168.0.1 (ROUTER) (I haven't access to it); I have a web-application on SERVER for registration users ...
1
vote
3answers
6k views

dhcp option 252 what is it?

All over the internet I see example of how to set up dhcpd with WAPD proxy auto configuration using DHCP. In the /etc/dhcpd.conf file There are statements like this. option wpad code 252; ...
1
vote
2answers
637 views

Why is my DHCP server assigning an address outside of the DHCP scope?

In my home network, I have wireless router and DHCP server running on it. When I try to connect with my laptop to my home network, I get following IP address: 169.254.76.100 255.255.0.0 That is ...
1
vote
2answers
81 views

DHCP server which only configures default gateway

I have static ip's assigned to my machines, but no default routes. I want to send only the default gateways via a dhcp server. Is that possible?
1
vote
3answers
2k views

Can I set up a Wi-Fi network with multiple access points and DHCP servers?

For reasons that are too complicated to go into, we have a wired network device that doesn't work when there's a DHCP server. We're trying to connect it to a Wi-Fi Access Point so it can be accessed ...
1
vote
1answer
744 views

How To Enabled DHCP in Windows Vista?

I was wondering how can I enbable the DHCP server in windows-vista and how can I change the ip address in the DHCP server?
1
vote
1answer
652 views

DHCP disable client DDNS updates

I have a DHCP server (ISC dhcp server version 3) set up on Ubuntu Maverick. The windows client in the network are trying to update their DNS name to the current IP address in the DNS zone by ...
1
vote
2answers
77 views

Which IP should I provide if I am on a DHCP network?

I'm currently working with a company and I can only access their web services if I send them my IP number. My computer is currently on a DHCP network. How do I find out which IP I have to give them? ...
1
vote
2answers
189 views

How to configure mobile as DHCP server?

I want to use my mobile (with internet GPRS/EG) as server. I mean, I hace my PC (not in network) and my mobile (with internet). I want to connect my pc to mobile and use. So, when I connect my PC to ...
1
vote
2answers
368 views

Dhcpd Daemon is trying to lease itself?

I have a Slackware Linux 13.0 box with two interfaces, eth0 and eth1. I have set this box up to be on the 192.168.1.0/24 network, with subnet mask of 255.255.255.0. I am trying to run a dhcpd server ...
1
vote
1answer
24 views

Unable to Set up DHCP and TFTP on Ubuntu

I want to transfer my kernel image to beaglebone black, and the guide mentions that I should have already set up DHCP and tftp on the host machine. I have set up the TFTP using: sudo apt-get ...
1
vote
2answers
2k views

Computer gets IP from DHCP server but has no internet connection

I've installed an isc-dhcp-server on Ubuntu 12.10 and I'm trying to setup a DHCP server on a head node for six worker computers in the local network. The head node itself is a DHCP client receiving ...
1
vote
1answer
3k views

fedora, dhcpd fails to start

History: I got a tiny shiny plugserver which I want to plug to my ADSL router (or however you want to call it) on one end (eth0), and the other end (eth1) I want to run a dhcp server for my LAN. ATM I ...
1
vote
2answers
432 views

Can port forwarding setting of router be effective if dhcp is disabled and ip address distributed by other device out of my control

I want to set up a FTP server in my office computer. I know that I have to forward port 21 and I could handle that in my home network. But in my office computer, the router before my computer has ...
1
vote
1answer
2k views

How do I use a single wireless adapter for both an access point and client on raspberry pi?

I have been able to create a wireless access point (on my raspberry pi) using a usb wifi dongle using hostapd on wlan0. What I would like to be able to do is have the access point be on some virtual ...
1
vote
0answers
45 views

Negate global parameter in dhcpd.conf

Let's say I've got a DHCP server that will serve 10 subnets. 9 of the subnets will be on the "example.org" domain and one will receive no domain from the DHCP server. I set option domain-name ...
1
vote
0answers
204 views

eth0 always has 192.168.1.1 and ignored a network with a DHCP server

Rarely my network interface (eth0) always has: $ ifconfig eth0 eth0 Link encap:Ethernet HWaddr aa:00:04:00:0a:04 inet addr:10.100.1.198 Bcast:10.100.1.255 ...
1
vote
2answers
786 views

Testing dhcp server locally on one physical machine with virtual machine

I'm writing simple program to configure and monitor DHCP server on my Ubuntu 12.04. What I'm trying to achieve that my physical machine will be DHCP server and my VM (virtual machine) get one lease ...
1
vote
1answer
3k views

DHCP on Windows Server 2008 - Without Domain

Hi there I am experimenting with Ghost software (FOG Project). Since I have DHCP on my router (it's one of those routers you cannot configure.) I want to create a DHCP Server on my Windows Server 2008 ...
1
vote
1answer
294 views

How does DHCP distribute or choose which IP to give within the scope?

There is something strange happening with my OpenWrt firmware. The scope for my DHCP is 100 to 250 in the 192.168.1.* range but the first IP it gave is 192.168.1.189. Is there any reason it started ...
0
votes
2answers
63 views

Running DHCP for ipv4 and ipv6 on different servers in the same network

I have a network where ipv4 addresses are assigned via DHCP on the router. The router, however, is capable of routing ipv6 but does not support ipv6 DHCP. Would running 2 DHCP servers (one for ipv4 ...
0
votes
1answer
133 views

Failed to Start DHCP in Linux Redhat, Need Help ASAP

I tried to configure /etc/dhcp/dhcpd.conf file in Linux but it failed as static addressing. How do I fix it? Am I missing any data and is it accurate? I need help. Below is screenshot of my contents ...
0
votes
2answers
80 views

How to resolve physical device for home LAN's 10.0.1.1?

Main question How can I find out the physical device corresponding to 10.0.1.1 (in my home LAN)? (I tried dig, which gave no physical device info, and nslookup and host, both of which failed. ...
0
votes
2answers
142 views

Restrict DHCP server to listen only to AP?

I configured a DHCP server on my Ubuntu 12.04 using the isc-dhcp-server package. But I want my DHCP server to serve requests which are received from my Wireless Access Point and not to/from any other ...
0
votes
2answers
144 views

How the WLAN interface of a home router do to reply DHCP requests just at connection time?

Using VirtualBox I created a VM with the following VirtualBox Network Settings: Attached to: Bridged Adapter Name: wlan0 ... .. . wlan0 is the wireless interface of my laptop, which is connected to ...
0
votes
2answers
382 views

How to disable DHCP on Netgear CG3700EMR-1CMNDS?

I just got a Netgear CG3700EMR-1CMNDS from my ISP. How do I disable its DHCP server? I'm unable to find the setting.
0
votes
2answers
143 views

setup Mac Book Wifi interface as Wifi hotspot using specific DHCP option

I want to using my Mac Book as an access point. Besides that I also need to configure its DHCP server to not provide DNS info. For example, Mac Books AP's ssid is "MacBookHotspot". While my iPhone ...
0
votes
1answer
60 views

What does infoblox network applicance does

My friend has given me this network device. He doesn't know what to do with it. So far I only know that it is a DNS server. So I want to learn from expert people in industry that can I use that device ...
0
votes
2answers
122 views

router dhcp config for pxe boot

I want to set up pxe/tftp server in my network. I already have a dhcp server on my isp router wich has dhcp option 60 and dhcp option 240. I nee to know if can i set it up in order to lease pxe info ...
0
votes
2answers
991 views

DHCP not updating DNS

RHEL5.6, bind-9.3.6, and dhcp-3.0.5 So, after I fixed my problem with getting DHCP to parse the MAC addresses for these virtual machines, now I need to figure out how to get it to update DNS when one ...
0
votes
2answers
344 views

dhcp.lease showing strange entries

lease 172.16.0.174 { starts 2 2011/11/22 10:23:11; ends 3 2011/11/23 10:23:11; binding state active; next binding state free; hardware ethernet 6c:50:4d:0e:c8:c0; uid ...
0
votes
1answer
4k views

ASA DHCP Relay configuration

I have locations in different cities, connected using 2 Cisco ASA devices. my main location, corporate, use the IP 192.168.1.x The second location, remote store, use the IP 192.168.3.x I have a DHCP ...
0
votes
1answer
3k views

setup PXE (i.e. DHCP + TFTP) server on MacOSX

What is the easiest way to setup an PXE server (i.e. a DHCP server + TFTP server) on MacOSX? Is there maybe some easy-to-use tool which just comes with both servers builtin? I have done that in the ...
0
votes
1answer
51 views

IPV6 DHCP server configuration

I'm new to IPV6. I'm trying to configure IPV6 server on my Linux VM using isc dhcp. we have the following content dhcpd6.conf file default-lease-time 600; max-lease-time 7200; log-facility local7; ...
0
votes
0answers
99 views

VM Machine can't boot from WDS using VMware

I have problem with WDS service in windows server 2012 R2 using Vmware workstation , my setting until now are : the DHCP Role installed and properly working and 60PXEClient option is enabled, and i ...
0
votes
1answer
99 views

DHCP REQUEST is getting no response

I am new to dhcp world. I have a device with dhcp client which does not acquired ip address some times. When i started analyzing the dhcp frames through Wireshark i get following two types of frames. ...
0
votes
0answers
30 views

Windows DHCP vs third party DHCP software/tools

I would like to know, what are the benefits of using other third party DHCP software compare to Windows DHCP. What are the advantages/disadvantages or is there any limitation since Windows DHCP ...
0
votes
0answers
28 views

dhcp.leases file does not get updated sometimes

This is on Centos, using the dhcpd server. Sometimes, when a client gets a lease, the dhcp.leases file is not updated, or is updated late. For example, here's a log from the dhcp server: Jul 27 ...
0
votes
1answer
225 views

Will a dhcp server work as VirtualBox guest on a bridged interface?

I do LAN gaming a lot. :) However, the game i´ll host this time will need some dns to "forward" requests to a server inside this lan and i thought: Why not to create a dhcp-server inside a VM so ...
0
votes
0answers
139 views

How to create a dhcpd.conf file

I have followed the tutorial on this page to create an access point on an Arch Linux install. It seems that went mostly ok apart from an error from DHCPD server: Internet Systems Consortium DHCP ...