The tag has no usage guidance.

learn more… | top users | synonyms

1
vote
1answer
40 views

Local DNS server is ignored on Windows

I've setup dnsmasq on a Linux box and setup the DNS address on another Linux by adding its IP to /etc/resolv.conf file. $ cat /etc/resolv.conf nameserver 192.168.9.105 nameserver 8.8.8.8 Now I can ...
0
votes
1answer
18 views

BIND master trying to update through NAT

Good morning, all! Just a quick question on BIND behaviour on a RHEL machine: Current setup is 1 master, 3 slaves. When I change a record and issue a reload, the master apparently broadcasts the ...
1
vote
0answers
29 views

Windows Server DNS Issue - Apple iOS fails with Server2008 r2

We have a peculiar issue in that our company ipads cannot resolve DNS correctly when pointing to server 2008 r2 with the DNS role. They are however, resolving correctly when targeting server 2012 with ...
1
vote
1answer
1k views

Multiple Homed Windows 2008 Server / Windows 7 Client

I have a small Windows 2008 network, with some Windows 7 clients. The clients are both laptops with docking stations and I would like them to communicate with the Windows 2008 server (for filesharing) ...
1
vote
2answers
75 views

Windows Server 2008R2 not scavenging stale DNS records

We have Domain Controllers where our internal DNS runs on. 2 Windows 2008R2 and 2 Windows 2012R2. Our stale records are no longer removed for some time now, even when running the DnsCmd commands ...
3
votes
3answers
5k 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 ...
-2
votes
0answers
38 views

Configured a DNS server in LAN but dns resolves to ISP [on hold]

I have deployed two Virtual machines. Both are domain joined. First server is the DNS server Second server has the ip of the DNS server configured in the adapter settings. But when I do nslookup it ...
0
votes
0answers
12 views

How do I redirect connections to a local mailserver in fail case to a online mailserver (with dns?)

Situation: I administrate a small business network (10 employees) with a bad internet connection (satellite, limited traffic volume, weather-dependent), so some services like mailserver are organized ...
0
votes
0answers
43 views

Can ping hostname on local network, but need to use FQDN over VPN?

When I ping DC1 on a local network using only the hostname, I receive an expected response. However, if I ping a remote DC (DC5 for example) over site-to-site IPsec VPN, I receive the following error: ...
0
votes
0answers
11 views

should i use domain.local or actual domain.com? [duplicate]

what is the correct configuration for your domain name, if i have public domain registered in public dns server e.g. example.com, then in my local DNS server (e.g. web server or AD or LDAP sever) ...
0
votes
2answers
53 views

Router doesn't allow loopback, can I use MS DNS to internally forward my .com to the local IP of the IIS server?

My websites are all on public IP x.x.x.110 My dev computers wan IP is x.x.x.111 From within the server, I can type my sites .com address into IE and it loads fine. But if I try them on my other ...
1
vote
2answers
29 views

Create a subdomain for a internal server

I've a domain like domain.com and I've got a new requirements they give me a local server which is a web application and they asked me to create a sub domain that works internally for this server. ...
1
vote
0answers
41 views

bind recursive dns server fail to answer for specific domain

I have bind9 dns server with resursion enabled only for internetwork. It is working normally but for one particular site it fails to provide the answer "ipay.com.np" When i do dig ...
0
votes
3answers
3k views

Dnsmasq on Tomato firmware won't reply from simple name address

I want to be able to access computer 192.168.0.3 from the simple name "pos". Not "pos.com" or anything. With my setup below I can ping dev.pos, just not pos. I have to ping mydomain.pos to get a ...
0
votes
0answers
22 views

Cannot Reach Primary Domain On Lan

So i created a website for a client and now they cannot get to their www.domain.com when they are connected to their LAN. The site is hosted on our server. They have an exchange server and I added an ...
0
votes
1answer
93 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 ...
2
votes
1answer
1k views

How to use CNAME to external hosts on local DNS Server?

I have a domain mydomain.com and I'm using an external DNS Server to resolve some names like www.mydomain.com and webmail.mydomain.com on Internet. Now, I need to create a rule, only on my LAN, to ...
5
votes
1answer
4k views

How should DNS be configured for remote VPN access to a Windows Domain?

Suppose you have a small windows domain configured as follows: domain name is ad.example.com (as per these guidelines) DC1 is at 10.10.10.3 DC2 is at 10.10.10.4 DC1 and DC2 are running the ...
1
vote
0answers
63 views

Changing DNS server timeout on Domain Controller fixed external DNS resolution failures--why?

I ran into a perplexing blocker at our main site this week, and I'd like to understand the root cause. Process-wise, my troubleshooting broke down and a confusing configuration change fixed my issue. ...
1
vote
1answer
63 views

pfsense Multiple WAN DNS issue : when primary fails , the DNS systems stops

I am using pfsense 2.2.6-RELEASE. My configuration is as follows: Two static WAN, One LAN Using google and opendns Configured WAN-Load balancing and WAN-Fail-over Using aliases in firewall rules ...
1
vote
0answers
23 views

BIND9 logging only specified view

For diagnosing purposes I need to log BIND9 queries. BIND9 is configured with two zones/views (internal/external). I've configured logging but there is a lot of unnecessary queries being logged - ...
1
vote
0answers
32 views

Captive portal with chillispot without DNS

I'm trying to set up a captive portal in openWRT using chillispot. My goal is to have an open network and display a static html with information without internet connection at all and without any ...
1
vote
1answer
36 views

Cannot access website but others can

My problem is that, I have just set up a server on my internal LAN and now it is in a datacenter. Everyone else can access the server and use it as normal. I however, cannot. When I ping the domain ...
-2
votes
1answer
58 views

DNS issues resolving specific site

We seem to be having some DNS issues. At certain times, we loose they ability to get to two particular websites. The problem only seems to be with these two websites that are both hosted by the same ...
-1
votes
1answer
35 views

Equivalent of hosts file in proper DNS server in Windows Server 2008R2 [closed]

In my hosts file %systemroot%\System32\drivers\etc\hosts I can have entries portfolio.local 192.168.4.175 Is it possible to have idrac.example.com point to an internal ip but have it on the server ...
1
vote
0answers
43 views

Setup a in-arpa.addr zone for my own IP/network on my server [closed]

I have a problem I'm not sure it's possible to solve but here I go. I have two different servers, app.mydomain.com and db.mydomain.com. I cannot control them at all. Administrators setup a MySQL ...
-1
votes
1answer
27 views

DNS Infrastructure - Delay

We have a branch office in another counter, which is connected with a site-to-site VPN to our main office. The branch office does not have a local domain controller / DNS server, never the less the ...
2
votes
2answers
105 views

Non-secure DNS server - Allow dynamic updates only from DHCP server

I have a standalone DNS server configured for "Secure and Non-Secure" dynamic updates. I also have the DHCP role installed on the same server. How do I ensure that only the DHCP server can update ...
5
votes
3answers
484 views

Can Windows 2008 DNS assign 2 host names to one IP address

One of my windows admins claimed: "Windows 2008 DNS server can't assign 2 names to one IP address". Besides the fact that you could use a CNAME to accomplish that, I'm sure (having worked with all ...
4
votes
4answers
1k views

Don't automatically include all subdomains in DNSMasq address

It is possible to configure DNSMasq such that it returns a fixed IP address only for a request for that exact domain, and not for its subdomains? That is, I want it to return a fixed IP when resolving ...
1
vote
1answer
56 views

Join Computer to Domain with Seperate Active Directory and DNS Servers [closed]

I'm trying to understand how to join a client to a Windows domain that has a separate AD and DNS server. I have installed one server with the AD role and one server with the DNS role. Even if I ...
0
votes
1answer
58 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. ...
1
vote
0answers
72 views

Unreliable internal DNS record lookup with Windows Server 2012 R2

I am working on an Active Directory domain with a single DC running Windows Server 2012 R2. The DC is set up as a DNS server (amongst other roles), and forwards to our ISP's name servers. The gateway ...
0
votes
4answers
80 views

Internal DNS for internet access

I have configured a internal DNS for my office network using BIND on CentOS6 ... The problem I am having that when I use that DNS server as a primary DNS my entire network loses internet connectivity ...
0
votes
1answer
99 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
29 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
35 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
66 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
61 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 ...
0
votes
1answer
65 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
127 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 ...
4
votes
0answers
348 views

Why can DNS server not resolve any domain ending in .io?

I have two windows domain controllers. 10.10.10.10 Primary ( win 2008 r2 ) 10.10.10.20 Replica ( win 2012 r2 ) The second one is configured as a replica of the first. About once per week, the ...
1
vote
1answer
46 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
57 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
65 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
14 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
43 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
96 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
32 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
32 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 ...