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Questions tagged [dhcp-server]

Dynamic Host Configuration Protocol (DHCP)

The DHCP service is a client/server application that allows "clients" to obtain configuration information (typically for network settings) from a "server".

Questions carrying this tag should focus on the server-side more than the client-side.

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Is there a match on incoming interface in DHCPd classes?

(Note, the title of the question Is there a way to classify DHCP requests based on the interface they're coming from? is what I want answered, but it doesn't actually ask that question for a non-dhcp relay situation, and the answer doesn't help here…
Nick Bastin
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Unathorizing and removing DHCP role

I am removing DHCP from one of my server (Windows Server 2008 R2 Enterprise), besides running: netsh dhcp delete server server name server IP and the removing DCHP role itself from Server Manager, anything else I need to worry about?
George
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OS X bootpd as dhcp server not giving out ip addresses

I'm experimenting with PXE lan-boot on my Mac OS 10.6; After some prolonged trouble shooting, I've gotten to the point where LaunchD is nicely running bootpd with the following options:
Hawken
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Setup DHCP split scope but second server won't give leases

My work setup had only one Windows 2003 DHCP Server which resides on DC01. I wanted to improve the redundancy for DHCP so I installed DHCP services on another server (DC02) which is also a DC and DNS Server. Both DHCP servers use the same scope:…
gwalker
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Can ONE dhcp server serve 2+ network ip range

I have only One dhcp server which has only one interface with ip address 10.0.0.1/24. The dhcpd.conf are like: subnet 10.0.0.0 netmask 255.255.255.0 { <-------working host yyy { hardware ethernet BB:BB:BB:BB:BB:BB; …
valpa
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DHCP IPV6 Environment

May I know what are the changes needed in the DHCP message formats if I want to convert into ipv6 environment? Now I am using ipv4 dhcp client and ipv4 dhcp server. But I want to implement this using ipv6 dhcp client and ipv6 dhcp server. Tell me…
ramulu ponnam
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Using Windows Server 2008 R2 as a router

I have setup a new box with the following: Hardware - Dell 990, Core i5 CPU, 4GB RAM, 500GB hard disk, 2 NICs NIC1 - Connected with D-Link gigabit switch - 30 Users NIC2 - Connected with ADSL Modem/Router OS - Windows Server 2008 R2 Roles - ADDS,…
Arshad Jamil
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How to forward DHCP requests through router to Win 2k8R2 server?

I have a D-Link DGL-4500 and I've been using that for a long time as my DHCP server. I now have a Windows Server 2008 R2 machine plugged into it and I have set it up as a DHCP server. I don't have 2 NICs on my server machine, so I still wanted to…
void.pointer
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Windows 7 Failing Ping on IPv6 in DHCP Setup

I have set up a test ISC DHCP server that is not connected to an internet with DHCP and DHCPv6. I also have a Cisco 3750G with IPv6 enabled. I have firewalls off on both machines. My Windows 7 machine will get both an IPv4 and an IPv6…
bradlis7
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Linux: disallowing access to a network when the user has a static-defined IP address

In my network I run dhcpd3 set up to assign IP addresses only to specific MAC addresses. It works wonderfully, I even integrated it with bind9 to automatically create direct and reverse DNS hostnames with a custom TLD and all. But one thing I…
vfontes
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Unusual DHCP activity after power outage

Over the holiday weekend, one of our clients experienced a power outage. When everything came back online, most devices seemed to be fine, but a few (one of our ESXi hosts and a number of VDIs) could not get a proper IP address. They were getting…
Joel D.
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in-addr.arpa zone delegation in Bind 9 and Samba 4 as an AD DC with DDNS

Environment and goals In my testing KVM lab I have a virtual network 172.16.50/24, in this network I have got 2 Centos 7 VMs running Bind 9 and ISC DHCP servers: Мастер DNS : controller.wsvirt.home (172.16.50.2) Slave DNS: controller2.wsvirt.home…
treegor
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How to fix DHCP server after main switch replacement

I am a computer science teacher in a small school who is getting to grips with a role as server/network admin. Today, we all lost internet connection and were unable to access the server remotely. It turned out a main switch an (HP2530 series…
Simon Baldwin
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Clear routes from DHCP option 121

I have 3 subnets 192.168.10.0/24 192.168.103.0/24 192.168.2.0/24 Most of them can route to each other via static routes defined in their respective default gateways. However due to some interesting... hardware it is not possible to configure routes…
Qowy
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UEFI Enabled; unable to get IP address from DHCP, WDS

I'm trying to boot PCs from a Windows 2012R2 WDS server in UEFI mode. it works fine BIOS mode, but I want to boot from UEFI mode. I have change the boot setting to UEFI mode; secure boot in BIOS. I am using Dell laptops and when I try to boot from…
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