1
vote
0answers
26 views

DNS Registration Using Non Windows DHCP

We are searching for a solution for our VPN users. We use a Fortinet SSLVPN. The Fortinet appliance issues DHCP to our clients. It is configured to have the clients use our internal Windows DNS ...
0
votes
0answers
33 views

Edge firewall on Ubuntu, dynamic IP address, static DNS

We're setting up a software firewall, and one of the issues we're facing is that eth0 has a dynamic IP address. In /etc/network/interfaces we've got the following: # The loopback network interface ...
1
vote
0answers
22 views

Windows Dynamic DNS Update Sequence

I'm trying to get the Windows DDNS update sequence straight in my head. Here's what I think happens: Windows Client == DHCP Discover Windows DHCP Server == DHCP Offer Windows ...
0
votes
1answer
30 views

How can I configure dhcpd to only update the reverse zone in bind?

I've got dhcpd pushing updates to bind, and it seems to be working fine: named[24161]: client 192.168.10.1#59141: signer "dhcp_updater" approved named[24161]: client 192.168.10.1#59141: updating zone ...
0
votes
0answers
47 views

theforeman 1.4: foreman-proxied external dns/dhcp server puts provisioned domainname twice in dns server

I have a strange problem with our foreman. we use .localdomain as our internal domainname (eg. a host gets the fqdn test.localdomain) we use the standard dhcpd and named from CentOS6, both on the ...
0
votes
0answers
27 views

No A records created by DNS client on Windows Embedded Standard 2009

Windows Embedded Standard 2009 is basically Windows XP. I have thin clients running this OS which get configured through DHCP. I haven't been able to make them register an A record with the DNS server ...
-3
votes
1answer
44 views

Building a Windows Server 2008 R2 (DNS, DHCP, AD, etc…) [closed]

I'm looking forward to build my own Windows Server 2008 R2 machine for a company that is in the process of establishment. I have some questions regarding the Windows Server. I'm pretty new to it .. I ...
0
votes
1answer
37 views

Is there a Linux DHCP server that supports assigning different DNS servers to a given host?

Is there a DHCP server that runs on Linux which will allow me to configure what DNS servers get assigned to which host? E.g. If I have 192.168.0.10 and 192.168.0.20 on my network, I'd like to make it ...
1
vote
0answers
111 views

DNS A records disappear, but PTR records still remain

We've been having issues with DNS records dropping. Usually it is from DHCP reservations, like printers. Yesterday it was two of our main servers, also DHCP-reserved. Right now I'm looking at a ...
0
votes
0answers
115 views

CentOS DHCP server not updating DNS nameserver on Ubuntu Client

I have a working DHCP server on CentOS, with /etc/dhcp/dhcpd.conf set up as follows: subnet 192.168.1.0 netmask 255.255.255.0 { option routers 192.168.1.1; option subnet-mask 255.255.255.0; ...
0
votes
2answers
60 views

client's not receveing internet with dhcp. does if i use static

i reloaded my ad, dhcp, dns server 3 day's ago. server 2008 enterprise. and we are having a problem. only the server issue's the ip. all files share's, ad, etc works. can ping and remote desktop ...
1
vote
1answer
99 views

Push hostnames to a DNS server without DHCP

Considering the complete lack of luck I've had googling any terms related to this question, this may not even be possible, but: Is there a reasonably standard way to set a hostname on a machine, and ...
1
vote
1answer
26 views

Setting up DNS for Remote Access

I have Windows 2012 with the DNS/DHCP features installed. Do I need to install Active Directory and then add all my machines to the domain of local.FQDN.com for example? I can do this and still use ...
-3
votes
3answers
234 views

How to get machines to use a DNS without a fixed IP, which does not appear in the DHCP lease? [closed]

I have some machines on a network. This network has a DHCP server - which I have no control over, and no DNS server, i.e. the DHCP lease refer you to some ISP's server and do not serve IPs for local ...
1
vote
3answers
161 views

Windows 2008 Domain - DHCP on Server vs Firewall

I currently administer a Windows 2008 domain network with DHCP running on the DC. Clients obtain addresses dynamically and servers are assigned static addresses. In the case that the DC fails ...
0
votes
0answers
26 views

Hosted 2008 SBS, DNS over Site to Site VPN Issues

Been having a little bit of a headache recently with DNS over site to site VPN. We have a SBS within a hosted environment and an RDS. The SBS is of course hosting DNS for the internal domain. The ...
1
vote
0answers
36 views

Multiple DNS mappings for a host via DDNS

I have a network in which DNS is automatically updated with a record for hosts when they get an address via DHCP (isc-dhcp-server & Bind configured with DDNS updates). The DHCP server is ...
0
votes
0answers
46 views

DHCP interaction with DNS

I am playing now with DHCP and DNS, particulary with dynamic secure updates. As I understand it is used to allow only AD-authenticated users to register their DNS records. But the question is - if I ...
2
votes
2answers
375 views

Inconsistent dynamic DNS update behavior

After having upgraded a Windows Server 2003 Active Directory Domain to Server 2008, and upgraded client PCs from Windows XP to Windows 7, I'm seeing inconsistent dynamic DNS update behaviour. Two ...
-1
votes
2answers
132 views

Domain Computers cannot access internet [closed]

I have my own domain that i created not so long ago and i'm just now setting it up. I've been having some problems even from the past on my practice domains. None of the domain or any computers that ...
2
votes
1answer
130 views

What would cause the hostname FQDN to repeat the suffix twice?

I have three new CentOS 6 servers that connect to a DHCP server to get an IP and to have DNS/rDNS setup to bind their FQDN and IP. Two of them are behaving as expected. One of them is appending the ...
1
vote
0answers
302 views

How to config libvirt network setting about disabling dnsmasq “except-interface=lo”?

Here is the thing. My VMs run with libvirt and use default network libvirt-provide, and I've mad each VM registers its hostname to dnsmasq set by libvirt. so I want to look up its hostname for ...
0
votes
1answer
40 views

Peer domain not authenticating users

I have a forest with two DCs, one of which was added as a peer to the original DC. One DC is running Windows Server 2008 and the other is running Windows Server 2008 R2. I can see on both servers ...
0
votes
2answers
34 views

DNS reverting in Windows Server 2003

I have a Windows Server 2003. It is connected to a number of networked databases but stopped working this morning. It was receiving DNS from an old DC which we have just retired. I tried to change the ...
0
votes
0answers
93 views

How does DNS update work in an environment where DHCP performs registration, and clients may have multiple DHCP leases?

Here are the particulars (all Windows): DNS - Our DNS only stores one A-Record per hostname. Scavenging is not currently enabled. DHCP - DHCP is configured (server level) to perform DNS registration ...
1
vote
1answer
99 views

Why use FQDN as DNS-server option in DHCP?

I've seen multiple default configurations of DHCP-servers with a FQDN set as the DNS-server option. Doesn't this imply a catch-22, or the need for that DNS-server to be in the hosts file of every ...
0
votes
0answers
175 views

name not resolve in vmware client PC

I have configured DNS server and DHCP sever on centos 6.2 vmware virtual machine. I have a windows xp vmware client machine. nslookup command is work in server terminal But it won't work in windows ...
5
votes
1answer
334 views

Per-client DNS servers with DNSMasq

I am running TomatoUSB with DNSMasq to provide DHCP and DNS services for my local network. What I would like to achieve is to provide alternative DNS servers for one or two specific clients on the ...
2
votes
2answers
231 views

Client DHCP on Linux seems to not be updating Windows AD DNS

I have an odd DNS issue that only sometimes presents itself. I have several Linux machines, running Ubuntu (10.10, 11.10, 12.04). Most of the time they work flawlessly. Sometimes, however, the ...
1
vote
4answers
5k views

In a Win7 computer that belongs to a domain, how do I append DNS search list entries?

My desktop is part of the company domain and receives its IP address and DNS search list via DHCP. That's fine, of course. Is there a way that I can append additional entries to the end of the DNS ...
0
votes
1answer
260 views

How do I access the internet without setting all clients to static IP's? Server 2012

I have a small business network using a server that runs Windows Server 2012. It is currently configured with the following roles: ADDS, HDCP, and DNS. The hierarchy is simple: A gateway/firewall, ...
0
votes
1answer
502 views

Adding static DNS entries on a dynamic BIND setup

I've got a DNS (BIND9) and DHCP (ISC-DHCP-SERVER) setup in which the DHCP server dynamically updates the DNS when hosts grab an IP address. I'm currently resubnetting a portion of my network that's ...
0
votes
0answers
263 views

Windows DHCP client and DNS suffix search list (option 119)

I'm trying to supply the dns search list to my windows clients to make the internal DNS naming scheme usable. Windows AD is not used so no GPO available. The ideal way would be to supply the dns ...
0
votes
1answer
129 views

Windows DNS server deletes its own A record on reload

Okay so I have never seen anything like this. Here's the story. We have four DNS servers. Let's call them server01-04. server03 is set to be the primary one by DHCP. Scavenging is disabled ...
1
vote
1answer
113 views

Difference between DHCP options 'Domain-Name' and 'Domain-Search'

What is the difference between the two? I had thought that domain-name would put the client on the specified domain (ie. If the domain-name was set to "foo.bar" the clients FQDN would be ...
0
votes
1answer
291 views

Dual-port server acting as router, but LAN can't see WAN

Using Windows Server 2012 Essentials. I've got two ethernet ports. One is connected to a router which is connected to the internet. This portion of the network is fine. The router runs DHCP on the ...
1
vote
1answer
174 views

Cannot join Computers to windows server 2003 Domain

I am a complete beginner in server management, however am put in a situation to manage our companies server running windows 2003. The person before me completely screwed up tons of stuff in this ...
0
votes
3answers
846 views

DHCP giving wrong DNS servers

I have a Windows Server 2012 as a DNS and a DHCP server. Now, when a client connects he gets wrong DNS servers from the DHCP server. Not sure where these came from but I'd like to give the clients the ...
1
vote
1answer
89 views

DNS, DHCP, FILESERVER transition from W2003 to W2008R2 DC's

We have a stable Windows 2003 Standard network. W2003 DC1 on x.x.x.10 - DC, DNS, DHCP, FILESERVER We are upgrading the network, and have a second server Windows 2008 R2 ready for insertion. ...
0
votes
1answer
239 views

two domains, one LAN, two DNS server, 3 problems

Background: we have 150 users using AD on domain ABC. Windows 2003. that serverDC1 has a DNS, DHCP roles, and there is serverDC2 which is its live DNS backup. logs seem healthy. then we chose to ...
0
votes
1answer
187 views

Domain rebuild from scratch

I have to rebuild the entire domain of a company I just started with. It currently runs SBS2003 but it is "FUBAR". MMC is not working, I cant use the BPA on it. I cant get adprep to work to do the ...
0
votes
1answer
374 views

Windows 7 PTR records with Cisco DHCP server

I would like to have my windows 7 clients register their own PTR records since I use a Cisco DHCP servers. DNS is Active Directory integrated. How can I go about doing so without setting up a ...
4
votes
1answer
760 views

Can a laptop's hostname be associated with both of its interfaces?

I administer the network in my (very small, ~110 students) school. We have a Windows Server 2008 R2 Standard server, and we use Windows 7 Professional. We have ~10 workstations and 5 laptops, the ...
1
vote
1answer
2k views

Local DNS server (bind) and the router DHCP

I just set up an internal http server for internal use (I set up Redmine), in a small network (30 or so PCs). I set up the http server on a virtual box ubuntu, that runs also the DNS server (bind). ...
0
votes
3answers
147 views

Is DHCP required on a Win2003 secondary DNS server?

We have a secondary DNS server and we've been noticing that the DNS.exe process is getting rather large. (Like, rebooting the server large.) I read something somewhere that 2k3 has two relevant ...
0
votes
1answer
266 views

Dynamic DNS updates for Linux and Mac OS X machines with a Windows DNS server

My network has a Windows machine running Server 2008 R2 which provides DHCP and DNS. I'm not particularly familiar with Windows domains, but the domain is set to home.local and that is the DNS domain ...
2
votes
1answer
157 views

AD server within another network - DNS issues

Here's a quick summary of the environment I support: we have a domain (domain A) that has about 20 client computers. The domain server for this domain and all the clients sit within the network ...
0
votes
1answer
427 views

How to separate Hyper-V Private network from the External network

I am setting up a virtual test lab and I configured a domain controller VM running Windows 2008 R2 on my Hyper-V 2008 R2 server. I needed to download and install updates on it so I added an External ...
2
votes
1answer
171 views

Automatic subdomain wildcard for DHCP-DDNS additions (windows server)

We're running a Windows Server 2008 AD serving as DHCP and DNS for more than 300 PC. When a PC desktop with the name "harry" connects to the network, the DHCP server gives it a lease, and adds ...
2
votes
1answer
184 views

Intermittent internet access on a flat network - Router is connected [closed]

I’m looking for some help with network settings. I’ve just started a new job (non-IT!) and we have problems with our office network. I’m the most IT literate in the organisation (15 permanent ...