Hostname is a label assigned to a device connected to a computer network used to identify the device.

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0answers
20 views

connection via ip fails but can be established using hostname

I cannot reach the Server using the IP-Adress, but if I use the FQDN or the hostname itself, the connection can be established. The connection should be established by the ...
-2
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0answers
10 views

Configuration of “Same Host Name” for my all LAN Machines under squid proxy

I am having the network model as Modem N/w Switch ISDN (Airtel) -----------> Server(Centos) [Squid] -----------------> Client Machines. ...
0
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0answers
5 views

How do I utilize hostnames on a local server? [migrated]

I'm familiar with buying hostnames/domains and vaguely familiar with DNS servers for resolving domains to IP addresses, but, for a home solution I know absolutely nothing. Let's say I want to host a ...
0
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1answer
43 views

How to change hostname without reboot? [closed]

I follow the instructions in http://askubuntu.com/questions/87665/how-do-i-change-the-hostname-without-a-restart. The host name is changed correctly when I verify using "hostname". However, there is ...
0
votes
2answers
22 views

IIS Website access by both hostname and IP address?

If I set up a website in IIS with a hostname (local.somewebsite.com) (having added it to HOSTS file) and also specify an IP address (127.0.0.1), the website is accessible by the hostname, but hitting ...
1
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1answer
58 views

Postfix and “local mail”

That's the first time I'll configure a mail server. I explain you the complete picture. Currently, my company company.com has an ...
1
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2answers
158 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 ...
0
votes
1answer
27 views

Using multiple hostnames on IIS

I have one website called Default Web Site on IIS that grabs all incoming traffic by using all unassigned IP address and omitting the hostname on the binding So I can access it locally by going to ...
30
votes
3answers
2k views

Is it valid for a hostname to start with a digit?

Is it valid for a hostname to start with a digit? e.g. 8server From reading RFC 1123 it would appear that this is a valid hostname. However, I'm not clear on whether a hostname can only start with a ...
0
votes
1answer
30 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 ...
-1
votes
2answers
83 views

What's the correct way to propagate a host's IP address change on a LAN? [closed]

On Ubuntu, when I change my eth0 network interface configuration between static and DHCP, the interface settings are updated nicely, but there seems to be a problem updating the DNS. Before changing, ...
1
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1answer
40 views

AWS EC2 IPTables converts source/dest subnet into ec2.internal hostname?

I have a Debian 6.0.7 x64 AWS EC2 server that I'm running a couple QEMU virtual machines on (don't ask.. long story). I have some IPTables rules to NAT/Forward any traffic (on ports 8080 and 8081) ...
0
votes
2answers
833 views

Permission denied (public key) ssh ec2 instance mac [closed]

Update2: $ ls -ld ~/.ssh drwx------ 8 user staff 272 2 Oct 17:51 /Users/user/.ssh $ ls -la ~/.ssh/config/file.pem -r--------@ 1 user staff 1692 2 Oct 17:11 /Users/user/.ssh/config/file.pem $ ls ...
0
votes
1answer
25 views

How do I handle the server hostname with multiple web sub-domains and email? [closed]

A while back, I set up a server using nginx for a web site, example1.com, along with email using sendmail and all went well. Recently, I set up a second web site, example2.com, along with email in the ...
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votes
1answer
36 views

changing the hostname doesn't map the local ip to hostname

I tried changing my hostname from localhost.localdomain of fedora machine by giving the below command hostnamectl set-hostname example.com --static After that I did a network restart . But when I ...
0
votes
2answers
232 views

SSH into EC2 with dynamic public IP address

Typically I set ssh aliases as follows: ssh -i ~/path/key.pem ubuntu@public-host-name.compute-x.amazonaws.com But with EC2 instances, the public-host-name changes whenever an instance is stopped and ...
2
votes
1answer
139 views

Unidentifiable DNS entry

I have a DNS lookup for an IP that is coming from somewhere however I cannot locate where. I have checked my entire DNS infrastructure and the device itself but all have the correct name, when I run ...
0
votes
1answer
58 views

Where is the samba name “workstation” coming from?

The output of smbstatus running on OS X Mavericks with the latest Server app installed (but with native SMB shut down in favor of the Samba implementation from Homebrew) contains many entries like ...
0
votes
1answer
53 views

Website won't come up on web server even though it comes up on other machines

I have a website that I just created from scratch and all I've done is put a index.html file in it with a hello message. If I try to go to the website from the web server itself it won't come up, ...
0
votes
1answer
30 views

rDNS and hostname conflict

My server has 3 IPs: 2 for dns stuff for example 192.0.2.1 and 192.0.2.2, and one that I use for outgoing email, let's say 192.0.2.3. My hostname is mail.mydomain1.com. The problem began when I ...
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votes
3answers
745 views

nginx and php | can't resolve hostname and make connection with FQDN

I don't know what can cause this problem, nginx configs or php or anything else but : I can not make connection when host value for these php functions listed below is set to FQDN like ...
5
votes
2answers
79 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
28 views

Fedora 20 : Removing domain info (converted to hyphens)

Im noticing that in Fedora 20, if I modify the HOSTNAME=.... parameter to include a typical hostname: HOSTNAME=machine1.local It actually replaces the "." with a "-" character , and machine1.local ...
0
votes
1answer
31 views

Correctly configured /ec/hosts file?

I've come to a confusion regarding the /etc/hosts file. Both of these version work: 1 192.168.2.1 example.com example 2 192.168.2.1 example.com Which one is the correct one?
2
votes
2answers
882 views

Postfix: mails sent through sendmail binary are blocked because of wrong HELO

My server is using Centos 6.5 I updated from Plesk 11.5 to 12 last week and postfix to 2.8.17. Since then, all mails sent using the sendmail binary (notifications, mail forwards...) are being rejected ...
0
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0answers
141 views

WHM - using SSH, what settings to change to enable login via MYIP:2086 / MYIP:2087

I somehow introduced an error into my setup. All the sites are still displaying properly, and I can access via putty quite nicely. But I cannot access WHM. I had set it to force login via the ...
3
votes
2answers
289 views

Why not assign the hostname to the loopback address in /etc/hosts?

So I understand that the hostname should (at least in Debian systems) be set in /etc/hostname. To get the FQDN (through hostname -f) the system finds the IP from the hostname through /etc/hosts and ...
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votes
1answer
33 views

What is the significance of having the correct hostname for a cloud server in the control panel of the hosting company [closed]

What could be a problem that could arise if i do not have the correct hostname as my device name for the cloud server in a control panel of my hosting company basically the device name is supposedly ...
0
votes
1answer
325 views

Exim, hot to route local mail to other adress

I have setuped an Exim4 server on my debian wheezy server. This mail server only sends mail coming from localhost. The purpose is sending mail for my website. I have cron tasks and other services ...
0
votes
1answer
37 views

PTR entry is setting my hostname. How do I stop it?

I'm running RHEL 6.5. My machine is getting it's IP address from our DHCP server. I'm getting this strange behavior where the machine will apparently query the DNS server for a PTR entry for the IP ...
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votes
1answer
61 views

how to set linux hostname based on flashdisk volume label [closed]

i'am running live linux, which run from FAT32 flashdisk since i run a lot of pc using this flashdisk, its difficult to identify which IP for its hostname, since its ip need to be dynamically ...
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votes
1answer
136 views

Reading tracert output - what does this address mean?

7 7 ms 2 ms 3 ms 83.149.18.148 8 * 78 ms * ae52.edge7.Frankfurt1.Level3.net [195.16.162.53] 9 * * * Request timed out. 10 80 ms 80 ...
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votes
1answer
150 views

How can I make my Local Server accessible via hostname? [closed]

I've set up an Ubuntu Server with LAMP. Now I wish I could access it from the other computers in the network just by typing http://hostname/ in the browser. Is it possible without setting up a DNS ...
1
vote
1answer
135 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 ...
0
votes
1answer
113 views

Email sent from my new server, being suspended by SMTP because “weird” hostname?

I have some problems sending emails from my server: I've been banned/suspended for abuse (IP blocked) by the SMTP server. This happens only on my new virtual server. Right to the question: is my new ...
0
votes
0answers
12 views

SGE job does not run with -l hostname, but okay without it

I'm trying to submit job on specific computing node using sun grid engine, 6.2u5. If I submit job without hostname in batch file, It's running well. But, if I put "#@ -l h=node20" into batch file to ...
1
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0answers
33 views

Switching hostnames on VPS - implications on existing sites?

Please excuse my ignorance, but I'm more on the design and build side of websites than the hosting and servers... Ok, so I have a VPS that was initially setup by my hosting company to house a ...
0
votes
0answers
26 views

Automated hostname availability for OpenVZ environments

for several years now I am administrating some OpenVZ Hardwarenodes with a fairly low amount of containers per node (10-20). I'm about to setup a new machine, and what's always bothering me is the ...
2
votes
1answer
177 views

Servers Hostname Normalisation [duplicate]

I'm currently building a private servers farm with a thousand and thousand hosts, and I suddenly faced a really interesting question that I was unable to answer at the moment. Is there a Standard ...
-1
votes
3answers
95 views

hostname doesnt work in sftp whereas works in ftp [closed]

Why I cant access a sftp server using my hostname? I can access the ftp server using hostname, but not the sftp server.I have not done any extra mapping for ftp anywhere. But when I tried it with ip ...
-1
votes
1answer
185 views

Postfix configuration hostname poor format?

Please help. I keep getting "relay host configuration problem." I think this is because I'm not setting up myhostname and mydomain correctly in main.cf. But I don't think my host name will work. I ...
2
votes
1answer
164 views

Name resolution for internal network hostnames

I plan on standardizing host naming conventions and want to setup an "internal" network to allow easy communication between different servers. We purchase servers from multiple different dedicated ...
0
votes
0answers
295 views

SPF Check Failing Because Yahoo and Hotmail Looking for Zone File For Hostname

I have set up an SPF record that passes gmail's SPF record check, but not hotmail, yahoo, port25.com, isnotspam.com, or openspf.net. I believe the SPF record is properly set up for my domain, ...
0
votes
2answers
150 views

Should you use a private hostname or public hostname as server hostname?

Assume you have a web server and database server, the web server is publicly accessible, while the database is only used by the web server, their DNS is web.example.com web-internal.example.com ...
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votes
1answer
70 views

DNS settings are ignored [closed]

My physical setup is: DMZ (SERVER) (192.168.1.1) | | WAN ——— ROUTER (1.2.3.4, 192.168.1.254) ——— LAN LAN adresses are assigned by DHCP. ...
0
votes
1answer
54 views

Host Resolution from a Windows 7 Workstation not on a Domain

My Windows 7 Workstation is not on a domain, but I frequently use resources on 'team.domain'. I have a static IP and am using a DNS server specific to our group. Sometimes I am able to access ...
1
vote
1answer
45 views

How to point a domain to a dedicated ip

In my domain account while trying to update the nameservers , they are asking for hostname and ip. I have ip alone , how to create a host name. I am using windows server 2003 .
0
votes
1answer
500 views

Hostnames in HAProxy configuration file

My haproxy.cfg file has two backend servers using hostnames: server ops-ca-revealv2e-prod-1 ops-ca-revealv2e-prod-1:443 cookie ops-ca-revealv2e-prod-1 ssl weight 1 maxconn 512 check server ...
5
votes
3answers
1k views

Correctly setting the hostname - Fedora 20 on Amazon EC2

Context I have a Fedora 20 cloud image running on Amazon EC2 (henceforth called the "instance"). And I have some uncertainty about persistently setting its hostname. Goal In this case, let's say I ...
1
vote
1answer
412 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 ...