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-1
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0answers
18 views

how can client register its dns record?

Iam setting up a small network where the client netboots and runs an init script. This init script will also need to setup a hostname that was entered during this machine's record entry into asset ...
0
votes
1answer
22 views

Windows server 2003 DNS Issue. I cannot open a specific external website from internal Domain

Our public website was hacked and Google blacklisted it. We have fixed and it's visible for the public. This morning I wanted to see the site from our internal domain and I couldn't open it. Chrome ...
0
votes
1answer
25 views

AWS Server 2012 R2, adding clients

I have a AWS machine running MS server 2012 R2. Setting up as a domain controller. I have both public and private IP address associated with the machine. the internal network is on 172.xxx.xxx.xxx ...
0
votes
0answers
28 views

Repairing DNS on a single 2k3 domain server

Ok we have a 2k3 server. It is our only server and does among other things DNS, DHCP, and AD. Lately we have been getting errors of no domain server found and had issues connecting to network drives. ...
0
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0answers
21 views

(Apache2 and Bind9) DNS not Resolving IP on Some Sites (Intranet)

I am going to start off by saying I am new to DNS and Ubuntu Headless Servers. However I am not new to computers and programming in general. I got a wild hair one day and built an Ubuntu Server ...
0
votes
0answers
14 views

How to access Mesos DNS running on VM from host

I have a host machine (Mac OS X 10.11.1) running virtual machines through vagrant. I installed Mesos DNS on one of the nodes, and modified resolv.conf on other cluster nodes, so I can successfully use ...
0
votes
0answers
27 views

Azure point-to-site VPN assign static IP

I'm connecting a single server at Site 1 with my Azure virtual network (10.1.0.0/24) via a Point-To-Site VPN connection (192.168.11.0/24). The problem is that each time the connection drops and is ...
0
votes
1answer
59 views

domain name isn't added to hostname

We have a computer running ubuntu with name nameA. The DNS server runs on ubuntu as well, while all other computers are windows 7. If I ping the computer from another ubuntu, all fine, the name is ...
0
votes
2answers
31 views

Windows script to change DNS servers for all network adapters with *Management* in the adapter name

For ex: netsh interface ipv4 set dns management 10.111.253.41 netsh interface ipv4 add dns management 10.111.253.42 index=2 The management NIC is named: "Management Network" on one server and ...
1
vote
1answer
29 views

Using DNSSEC with private TLD

I'm playing with DNSSEC for my domain, my DNS server is dual homed (with suitable limits on what can be queried on the public interface) and covers both my public domain, but also a private top level ...
0
votes
3answers
49 views

How to do DNS redirect without DNS server?

We don't have our internal web servers, everything is hosted, but we do want to have the ability to use short, private domain names. For example, I want to be able to type in our browser "http://wiki" ...
0
votes
1answer
31 views

Force secondary DNS server to resolve unresolved names

Is there a way to setup on Linux (Vyatta in particular) secondary DNS server, which is used only to resolve requests, that were not resolved by primary DNS? If I just set up secondary DNS, it is only ...
0
votes
1answer
13 views

DNS root domain and hosted websites

I have an internal domain let say example.com and my office365 and other services use but I have a hosted website that the developers want the example.com to resolve not just www.example.com. Does ...
1
vote
1answer
41 views

DNS resolving time

I need to find out DNS resolving time for some website. For example - I need to find out in how much millisecond abc.com resolved from 8.8.8.8 Global DNS server and from Local DNS server. Can i found ...
0
votes
0answers
60 views

Internal name resolution issue in Windows server 2008-

I have 2 dc for my domain root and additional both of them working primary DNS Ad integrated, yesterday I had issues that the root dc DNS records are not appearing but the other dc DNS zone appears ...
1
vote
1answer
25 views

Secure Dynamic Updates in Active Directory-integrated DNS server not working

Domain Controller + DNS server is Window Server 2008 R2 Std. DHCP Server is Cisco Catalyst 3560 & 3750 How to trust this DHCP Server in my Active Directory-integrated DNS Server, so that I can ...
0
votes
0answers
27 views

DNS sometimes returns internal IP outside

I have 2012r2 cluster, with active directory, DNS and DC. This cluster has internal private network (IP 10.1.x.x). That cluster DNS has parent external corporative DNS. Every node has also external ...
0
votes
0answers
36 views

Split horizon bind dns server setup

I have two servers. The first is a publicly accessible one held by my web host to which the domain example.com is assigned. The second server is my company's private LAN server which has bind dns ...
1
vote
1answer
26 views

Disallow Non-authoritative requests to DNS caches

I need to configure the following setting for my DNS Server. This server is also my Domain Controller ( Window Server 2008 R2 Standard ) A) Non-authoritative requests to DNS caches should not be ...
0
votes
3answers
62 views

DNS redirect based in IP

I'm looking for some help. We got a WAN, which includes several different locations across US and Europe. Now I have a need that when someone SSH to a DNS, he will get connected to a server close to ...
1
vote
2answers
112 views

Windows Server 2012 using wrong IP address for replication

Is there a way to manually set what IP address/DNS record AD will use when replicating? I have a "network within a network" (NWaN) setup which spans across two remote locations-- so there's one NWaN ...
0
votes
4answers
78 views

Resolve Dynamic DNS to internal IP

I am not very familiar with dynamic DNS, and was curious if I could get it to work for a certain use case. I have a few Raspberry Pi's I'm setting up for mocking server setups of applications we use ...
0
votes
1answer
45 views

Setting up network connectivity between 2 VirtualBox Windows VMs

I am attempting to set up a set of VMs on Virtualbox and have configured one as a DC running Windows Server 2008 R2, and it's intended to function as a primary DNS server. I have created a reverse ...
0
votes
1answer
56 views

Centos 7 DNS Server /PTR/IN' **denied**

I need help, i've spend some time to troubleshoot the dns server that i created. but what happend is: when i tried to resolve the address i receive below log: Nov 15 04:21:01 mydnshostname00 ...
1
vote
2answers
55 views

Window Server 2012 with external DHCP

I have a Cisco router connected to a server with Windows Server 2012 fresh installed on it. What should I do to configure DNS if I leave the DHCP of the Cisco router active?
0
votes
3answers
48 views

How to find DNS settings for all workstations on AD network?

A photocopier vendor I we work with for one of our customers, who has a background in IT networking, was on-site had an issue and discovered that the DNS settings on a particular workstation on the ...
0
votes
0answers
151 views

Setting up softether with dnsmasq on aws server

I am following this guide http://blog.lincoln.hk/blog/2013/05/17/softether-on-vps-using-local-bridge/ to setup softether vpn in bridge mode with dnsmasq on an aws ec2 server. I got this working fine ...
0
votes
0answers
61 views

ASUS RT-AC66U WiFi Unit is blocking LAN DNS/DHCP Server

I'm using an ASUS RT-AC66U for WiFi. Decided to break out an old server to handle DNS/DHCP for local experiments. The problem seems to be that the RT-AC66U is (somehow) blocking the DNS Server. ...
9
votes
1answer
239 views

What are the practical risks of enabling the unsecure DNS updates on Windows?

What are the practical risks of enabling the unsecure DNS updates on Windows? As far as I found enabling the unsecure DNS updates is a requirement for enabling DHCP Linux clients from registering ...
0
votes
1answer
50 views

event id's 1030 & 1058. Can dir \\mail\sysvol but not dir \\domain.org\sysvol?

I'm running Win2003 Server 32 bit that also runs Windows DNS Server and Exchange Server. I'm getting event id's of 1030 and 1058 every 5 minutes. I was forced by my co-location provider to change ...
0
votes
1answer
51 views

Any security benefit of top domain .local for private network internal use

In two of the SO questions here and there the prevailing opinions are that using .local for internal network is a bad idea. One of the comment however points out: However: don't use a real ...
0
votes
1answer
38 views

FreeIPA show all dns records

Just as the title says. I'm stuck at ipa dnsrecord-show mydomain.com I get prompted for a hostname Usage: ipa [global-options] dnsrecord-show DNSZONE NAME [options] I've tried wildcards but it is ...
0
votes
0answers
24 views

Secure only Dynamic DNS update don't work

Domain Controller - Windows Server 2008 R2 , it is also DNS Server but i have DHCP Server configured on Switch, which gives ip address to all Domain member computer. Here, problem is Secure only ...
-3
votes
1answer
33 views

how to configure the internal dns?

System:centos 6.5 , bind version:bind-9.8.2-0.17.rc1.el6_4.6.x86_64 I must set up an internal dns , i am not geek new for network jobs so sorry for if it is an idiot question. My centos system cannot ...
0
votes
1answer
41 views

Azure internal DNS search suffixes

I mainly use Azure for IaaS purposes (Linux and Windows VM's). We have a strict Front-End (FE) / Back-end (BE) segregation policy. FE and BE are in the same Virtual Network, but in different ...
-1
votes
2answers
29 views

HTTP/HTTPS routing according to URL [closed]

Hy everyone, I'm not a networking newbie, but a 'stackoverflow' newbie for sure, so I apologize in advice if i screwed-up category or group, but there seems that all this stuff is based on tags. I ...
2
votes
1answer
258 views

Disabling dynamic DNS updates with Group Policy

I am administering a system which for reasons beyond my control have a disjoint DNS namespace. I don't like it, but that's how it is, and I have no way of changing this. The reason is that the servers ...
1
vote
0answers
164 views

nginx proxy_pass with dynamic upstream servers

We're currently stuck in a situation where we are using nginx as our main frontend server for a set of services backed by a dynamic DNS based service discovery with Mesos-DNS. Our nginx configuration ...
1
vote
2answers
150 views

general questions about DNS routing

Question. I have a Windows AD Domain and there is one part that is a mystery to me: how is the Windows Domain / DNS Server doing lookups for domains outside of the Windows domain? In a simple home ...
3
votes
3answers
3k views

Windows 10 vpn change the dns settings

My Windows 10 VPN IPv4 Properties button does not work. Others have found this too. There are powershell workarounds for changing default gateway options, e.g. Set-VpnConnection -Name ...
0
votes
1answer
60 views

Cannot SSH using hostname, but can use the IP

Inside a VPN, there is a DNS server with a known zone of "gitlab". When attempting to do anything other than SSH (and things using SSH - scp, git) to this hostname, it works, but using SSH rejects the ...
0
votes
1answer
318 views

subdomain on route53 private hosted Zone

I have been trying to setup a Private Hosted Zone in route53 with current associated VPCs in eu-west-1 and will soon add more. I have conformed that my VPC has DNS resolution option set to yes and ...
1
vote
2answers
70 views

Single AD site needs alternative DNS records for two hosts in AD integrated DNS

We have 6 different AD sites all connected by IPSec tunnels in a full mesh aside from one office which cannot connect to our data centre for stupid ISP related reasons that are not fixable currently. ...
-1
votes
1answer
35 views

Client Primary DNS is set as Active Directroy Server IP [closed]

In my company, We have one Active Directory Server (Windows 2008 R2) and 13 Client Machines (Windows 7). This was configured by the old SysAdmin. The DHCP from Broadband Router sets Primary DNS of the ...
1
vote
0answers
23 views

openshift origin M4 - Can't access gears

I have openshift Origin installed in 3 separate servers Broker/Nameserver: openshift.example.com Node 1: node-1.example.com Node 2: node-2.example.com Districts: Small (small gears) ...
0
votes
1answer
85 views

openVPN - Client DNS queries

I have an openVPN server using a routed TUN setup. server.conf topology subnet server 10.8.0.0 255.255.255.0 push "redirect-gateway" push "route 10.0.0.0 255.255.255.0" push "dhcp-option DNS ...
1
vote
2answers
62 views

Linux DMZ server internal and external DNS resolving [duplicate]

I have a mailserver that should resolve everything from mydomain.com to an internal DNS server and everything else (to send email) from an external DNS server. The internal DNS server can't resolve ...
1
vote
0answers
30 views

BIND DNS to DNSSEC Converting Forwarder

I have an internal only DNS server running on BIND 9.8.4 on Debian, this recurses and caches all queries other than internal domain (ourdomain.lan) to OpenDNS. What I am hoping to do is to have all ...
0
votes
0answers
40 views

How to enforce dnsmasq to use internal dns for apex domain

We host example.com at Amazon and use Route 53 which works well outside VPN. From inside VPN we need to access to multiple internal subdomains, such as test.example.com, dev.example.com etc. which ...
0
votes
1answer
58 views

DNS Forwarding to Google DNS - Should i be forwarding to my firewalls DNS or to googles or no forwarding at all?

While looking at some records in my firewall I noticed that I had an address that was consistently pinging googles dns servers. After checking my domain controllers I noticed they had forwarders ...