Fully Qualified Domain Name (FQDN)

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1answer
15 views

Webmin: write “short” records to zone file?

I'm using webmin to manage BIND DNS zones which until now have been managed manually. When I add a new record in webmin (A or CNAME) it's writing the FQDN (host + zone) into the zone file. While this ...
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1answer
50 views

In /etc/hosts is there something special about the first hostname for any given line?

I know that the first one is said to be canonical, but I don't fully understand the practical implications. This question was triggered by the man page for hostname -f, specifically when it says: ...
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2answers
71 views

Which domain name to use for a FQDN?

I've been reading for hours on this and am still stuck. Everything I've read indicates I need my hostname and a domain name to get a FQDN. But what about a setup where I have one hostname, using ...
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0answers
35 views

AD DNS conditional forwarding returns short name instead of fqdn

First of all this isn't a copy of DNS Conditional forwarder returns NETBIOS instead of FQDN (just sounds very similar). We have two separate domains that do conditional forwarding to eachother. Each ...
0
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1answer
53 views

setting numerical hostname in Proxmox

I am using Proxmox. I tried to run new OpenVZ container and I set my recently registered domain as a hostname in format "three digit number dot ie" (XXX.ie). The problem is, that after starting ...
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0answers
17 views

Possible to have FQDN in Debian Logfiles?

Is it possible to have instead the hostname the fqdn inside debian log files? Example: Now its: Mar 2 18:00:12 www rsyslogd: [origin software="rsyslogd" swVersion="5.8.11" x-pid="2442" ...
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0answers
25 views

rsyslogd and FQDN - cannot get FQDN from clients

I setup a syslogserver with rsyslogd and 3 clients. Logs from 3 test clients are sent to the server, so far so good. My Problem is: I can't get the FQDN hostnames to work. According to rsyslog.com ...
0
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1answer
101 views

Incorrect FQDN on Exim4 send-only SMTP mail server

I am pretty new to Linux systems and I am trying to send e-mail to my gmail ID using exim4. I found many tutorials for exim4 online and I am doing exactly that, however I never receive any email. The ...
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1answer
204 views

Understanding apparent DNS changes between centos 6 and 7

I have a couple of test systems running Centos 6 and I thought I'd try out Centos 7. Apart from all the obvious differences (no iptables, no ifconfig), there is one thing that really had me scratching ...
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2answers
288 views

Confused about Linux Hostname, DNS Hostnames and FQDN Hostname

This might sound stupid and basic to some of you, but I am still so confused about this even after reading numerous sources on the net. My questions still unclear are: Is the Hostname in machine ...
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0answers
289 views

how can I change the FQDN of an exchange 2013 server [closed]

During the setup of our Exchange 2013 server, when asked for my FQDN, I entered in 'fabricam.com.CS.local', but it needs to be pointed at 'mail.fabricam.com'. I've tried deleting the current records ...
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1answer
48 views

Wrong FQDN on Debian server

I have defined the server's FQDN and its alias in /etc/hosts: X.X.X.X server1.example.com server1 However, the command hostname --fqdn only returns the alias (server1) and not the FQDN. Why is ...
0
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1answer
366 views

DFS Namespace with alternative FQDN beside the existing domain FQDN

We have a domain, from previous maintainer which have a 'long' FQDN e.g. dot.longname.top which makes the DFS structure longer, could of course have several DFS Namespace and that is also the goal ...
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0answers
59 views

Rename a GlusterFS Peer

I have a 2 peer GlusterFS system. It was initially created using simple hostnames file01 and file02. These hosts were added to /etc/hosts to make it work. Now we want to start using FQDN because we ...
0
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1answer
427 views

Exchange TLS Receive Connector Cert

We are using Securence incoming filtering in front of our Exchange 2010 server. It's basically a spam filter. I'm trying to get TLS communication between Securence and our server on incoming ...
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2answers
68 views

Why do nameservers have thier own names? [duplicate]

For example, lets say there is a hosting company, hostingcompany.com, with nameserver ns1.hostingcompany.com. When I type hostingcompany.com into my browser, my computer contacts a top level domain ...
5
votes
2answers
109 views

Definition of Fully qualified domain name

I tried to search to Internet for a definition of a FQDN. Wikipedia says, a FQDN specifies its exact location in the tree hierarchy of the Domain Name System (DNS) I would interpret this, that ...
1
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1answer
359 views

Exchange 2010 HELO header change

I couldn't find any appropriate step by step guide for changing HELO header values in Exchange 2010. The problem is that the server doesn't allow changing the Default FQDN in: EMC -> Server ...
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2answers
241 views

Best practices for FQDN for standalone domain (is a two part domain.tld okay?)

I've searched quite a bit and can't seem to find a straight, modern answer on this. If I am hosting a domain, say, mydomain.com, on a machine which is going to solely be used for that domain, and ...
0
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1answer
876 views

Name Mismatch - Incorrect Remote Computer Name

Our team recently decided to reconfigure an old Windows Server 2012 group of servers/network to set it up for production use. We recently renamed the old domain for all the servers, reattached each ...
1
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1answer
215 views

Tomcat resources not resolving correctly

I'm trying to deploy MITRE's OpenID Connect Java Spring Server using Tomcat. My server's FQDN is park.muller.io. I've compiled the MITRE server and placed the .war file into the Tomcat webapps ...
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3answers
270 views

Use IP address or FQDN [closed]

I am preparing servers infrastructure consisting MYSQL , LDAP , PHP and FTP. I have all servers have static public and private IP(LAN). Now while configuring SSL i am facing problem of FQDN. For ...
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1answer
157 views

How to configure a FQDN the right way for my multisite VPS? [closed]

I have a new VPS with 1 site. Very soon there will be a lot of sites here. First problem from today: I noticed that emails that database backups that are being sent to my email are marked as spam. ...
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2answers
365 views

Linux exim send-only mail server with NO domain

I'm not sure I understand the whole principle behind what is needed for a mail server so I need some clarification and have some questions. I am trying to setup a mail server on my personal server ...
0
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1answer
782 views

How do I redirect/rewrite to the FQDN URL without setting ServerName?

Often in intranets, users will direct URLs to a hostname without supplying the FQDN. Example: http://internalHost Instead of http://internalHost.example.com I would like to redirect users / ...
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1answer
3k views

How to set the fqdn on a CentOS server? [duplicate]

I set my hostname in the /etc/sysconfig/network file to host.example.com HOSTNAME=host.example.com Fyi, I then issued a reboot on the machine. I have a problem with Puppet: when I run Facter on ...
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2answers
343 views

Validity of a FQDN with a hostname consisting entirely of numbers

Is a FQDN valid if the hostname component is entirely numeric? It's not something I've come across before and I'm not sure if something like the following is legal: 001.example.com. I know it's an ...
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2answers
398 views

What should I use for the FQDN of a server hosting only a subdomain?

I am setting up a server to host an application which will be on a subdomain, let's say "application.foo.com". "foo.com" is hosted on a completely different server, points to a different IP, etc. Do ...
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1answer
81 views

Name resolving issue

I have a problem with my VoIP server name not resolving by voip.companyname.com If I try to ping it from windows 7/w2k8 the request is not coming back unless I type FQDN which would by ...
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0answers
728 views

Setting up DNS server to accept dynamic updates without FQDN

I have set up a Win2k8 R2 server with the DNS role enabled. I had to add the server to a fictional workgroup/domain called dns.com so as to be able to use it as a primary DNS server to my network of ...
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2answers
459 views

Why do I need to set a hostname?

I know there's quite a few questions about host names. But even after reading them, I didn't really understand the concept of host names entirely. So here's my question: I've been following this ...
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1answer
2k views

Associate SSL certificate for SQL Server which does not use the FQDN

We would like to connect securely to SQL 2008 R2 over the internet for reporting purposes. Speed is not a huge concern for these smaller data sets, and users are going to be using simple reporting ...
2
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1answer
328 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 ...
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vote
1answer
257 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 ...
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2answers
149 views

Weird behaviour regarding FQDN/IE/Security zones

We've deployed our Java web app on a customers site that we've deployed hundreds of times without any problems, but this one customer is experiencing weird issues regarding security zones in IE. ...
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2answers
7k views

Which FQDN hostname to use for SSL certificate signing request- when using a CNAME record?

We have a subdomain (https://portal.company.com) that is the alias for a different hostname (defined in a CNAME record). This dynamic DNS hostname (https://portal.dlinkddns.com) resolves to the ...
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1answer
1k views

Keytool ServerAlternateName

I'm trying to get the certificates just right for our Jira/Confluence deployments in house. People access them differently, either from the hostname or the FQDN. I'm using Java 7's keytool so I have ...
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2answers
861 views

Exim 4.69 denying outbound mail due to syntactically invalid EHLO (bizarre pseudo-MAC FQDN)

Since yesterday (new router, which I suspect is the root cause) a client's been having trouble sending email. Receiving is fine, just the outbound is constantly failing. Tailing Exim's mainlog, this ...
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1answer
171 views

Test machine (Win7 laptop) redirect server UNC paths back to same test machine

I have a Windows7 laptop for developing at home. The live application makes calls to the SQL Database ("CANCENTRESRV") which I have been succesful in redirecting back to the my laptop using HOSTS ...
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0answers
165 views

sudoers works with hostname but not with the full domain name (fqdn)

I'm using puppet to propagate a sudoers file to several environments with different domains like so: Host_Alias STG1 = *.stg1.wa.acme.com Host_Alias STG2 = *.stg2.wa.acme.com This works ...
2
votes
1answer
260 views

Reload puppet on change of network configuration

We are using puppet version 2.7.11 on a debian client with autostart enabled (START=yes in /etc/default/puppet). We connect to the puppetmaster using a certificate with the FQDN ...
0
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1answer
43 views

connect to a server web service from the global network

here is the situation: we have a server "srv" that runs tomcat web service. this web service required that all connection will be using fqdn so that when we connect from our local network to ...
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3answers
619 views

Is it possible to prevent a node's primary DNS suffix from changing when it joins an active directory domain?

I have a Win2K8 node with dns suffix vm100.eng.mycompany.com. And I want to join it to an AD domain (which uses a different DNS suffix. ad.mycompany.com) but I don't want the node's primary dns ...
0
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1answer
197 views

Does RDC catch the dynamic IP when using FQDN name?

I have connected to my remote server using the FQDN machine name: server1.mydomain.com, one day later I cannot any more connect using server1.mydomain.com but I am still able to connect using the ...
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3answers
6k views

What's FQDN of a WORKGROUP pc?

What do I enter when asked for FQDN (fully qualified domain name), for a PC that's not in a domain but in a WORKGROUP instead?
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1answer
2k views

Windows 2008 r2 active directory FQDN. Can i set single word for FDQN ? like 'site' so that all its children can be accessed via client1.site

I want to access nodes in a network using "host.domain" notation that will be resolved by dns Client Node: host, B1 Domain: domain What I'm able to do: Access nodes using host.domain.com I setup ...
0
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1answer
271 views

Should terminal server clients use FQDNs with a W2K8 print server?

We have a network with Windows 2008 R2 Terminal Servers and a print server, and experience printing problems every morning which disappear after a while. The IT department seems to have no idea what ...
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1answer
552 views

Setting up Postfix when hosting multiple domains

I only know enough Ubuntu to be dangerous, so I could use some advice. I'm using Linode to host a couple of domains. Let's call them: www.company.com www.product.com dev.product.com The server's ...
11
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6answers
2k views

Sort a list of domain names (FQDNs) starting from tld and working left

I am looking to sort a list of domain names (a web filter whitelist) starting from the TLD and working upwards. I am looking any *nix or windows tools that can do this easily, though a script would ...
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1answer
89 views

External address for a single server

In a few tutorials ive read on how to make a mail server say i need a FQDN for postfix and an exact external address to my mail server for DNS records. I am hosting 4 domain names and have one server ...