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Questions tagged [hostname]

The unique name by which any device attached to a network is known by.

293 questions
562
votes
14 answers

How do I change the hostname without a restart?

I want to change the OS hostname but I do not want to restart. I have edited /etc/hostname but it requires a restart to get implemented. How to avoid this?
Deepak Rajput
  • 7,057
395
votes
14 answers

How do I change the computer name?

When I connect to my server (ubuntu server 10.10), I get this: name@server-name.belkin ~> How can I remove ".belkin"?
Wolfy
  • 8,050
70
votes
7 answers

How to find a computer name in a LAN from the IP address?

My network includes machines running Linux and others running Windows. And my machine is running Linux.
Islam Hassan
  • 1,182
45
votes
2 answers

How to use host names rather than ip addresses on home network?

I've a small home network up and running and managed to set up ssh. Can anyone tell me what I need to do to refer to one computer on the network from another by host name rather than IP address (which is what I'm doing now)?
naftalimich
  • 1,185
38
votes
2 answers

What does ".local" do?

I've got several Ubuntu machines on my network at home, but the DNS is provided by a windows server (2K). When I ssh to them from another , if I ssh to them as "machine" I can't connect, but if I connect as "machine.local" I can connect. I think…
Marc
  • 535
35
votes
1 answer

Why I got 'unable to resolve host' when I do 'sudo'?

Whenever I do 'sudo' I get an error saying 'sudo: unable to resolve host HP-Pavilion'. I recently change my hostname to "HP-Pavilion". I wonder if I screw up something. $ sudo mkdir SourceCodePro sudo: unable to resolve host HP-Pavilion [sudo]…
n179911
  • 641
29
votes
2 answers

How to get the hostname from /etc/hostname & DNS domain name?

How do I get the host name from /etc/hosts? by writing hostname? And what about the dns domain name, how do I get that? How do I get these names through the commandline?
dada dudu
  • 391
  • 1
  • 3
  • 3
26
votes
3 answers

Changing System name

I am given an old Ubuntu working system and the previous user had everything on his name so started turning it to my name as typing his name everywhere was bugging me. I tried: $ usermod -l hussain darhamid This turned the darhamid@darhamid:$ into…
Hussain Nagri
  • 422
23
votes
3 answers

Should one use FQDN in /etc/hostname instead of hostname?

As I read in man page, it is recommended to put hostname(without domain name) to /etc/hostname. For example, host instead of host.domainsub.domaintld. But, as I know, some software relies on having FQDN in /etc/hostname. What should one specify in…
anon
23
votes
5 answers

Modifying /etc/hosts does not have an effect

I'm attempting to block myself from time-wasting websites but changes I make to /etc/hosts. For example: 127.0.0.1 localhost 127.0.1.1 ross-laptop 127.0.0.1 bing.com # The following lines are desirable for IPv6 capable hosts ::1 …
Ross
  • 1,832
22
votes
1 answer

How do I change the hostname on an Ubuntu Core system?

I just installed Ubuntu Core on my Raspberry Pi 3 and I would like to use a name other than localhost.localdomain. How would I do this? Are there special considerations to take into account?
Jorge Castro
  • 73,717
19
votes
4 answers

How to get the hostname using terminal command-line?

I have used arp-scan in terminal to get the ipaddress as well as mac address, is there anyway i can get to know the hostname of the ipaddress that are there in the terminal? for example there are A-pc and B-pc and C-pc connected to the same router.…
thanmai
  • 367
19
votes
10 answers

How to get the hostname from a DHCP server

I want Ubuntu to get the hostname and DNS name from a DHCP client. The default installation of Ubuntu 11.10 (Oneiric Ocelot) does not do that. The same question was asked and is unsolved on Ubuntu Forums.
Oguz Bilgic
  • 293
18
votes
6 answers

Can i configure ubuntu to append a domain to the end of an ssh hostname request?

I have many servers and they all end with the same servers.company.net, so for example vded-xx-001.servers.company.net, and was wondering if it is possible to make it so i can just type the vded-xx-001 and have it append the servers.company.net…
Tim Lassie Freeborn
  • 481
18
votes
3 answers

ubuntu server not resolving LAN hostnames

Bit stuck here. I have 2 machines that cannot resolve LAN hostsnames, unless there are specific entries in /etc/hosts But other machines on the LAN can resolves hostnames. My LAN: 1 x Cisco router runnning DD-WRT v24-sp2 with DNSMasq enabled.…
teracow
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