A hostname is a label, or name, that is assigned to a network-connected device and typically used as a human-friendly identifier.

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Why can I ssh by name to one LAN device, but not another?

I am looking for an explanation on something probably stupid but that I can’t find immediately on Internet. Situation: Classic home LAN. Network: 192.168.1.0/24 No DNS server. I installed 2 ...
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11 views

How to set up dnsmasq on PC to mimic router's comfort functions?

I want to move the DNS functionality from my router to a PC running dnsmasq on the network. The basic setup is up and running, but I am missing the following functions the router had implemented: ...
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2answers
32 views

Which hostname will a web server determine for a client via reverse DNS?

Excerpt from the book I am reading: Most web servers can be configured to convert client IP addresses into client hostnames, using “reverse DNS.” Web servers can use the client hostname for ...
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27 views

vnc cannot connect to host after changing server hostname, server is ubuntu14.04.4

I was using vnc to connect to my new Ubuntu 14.04.4 LTS machine. This afternoon, I changed the host name (first changed /etc/hostname and /etc/hosts file and ran service hostname restart). After this, ...
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12 views

Can squid be used to reverse proxy from LAN to LAN?

I know that traditionally squid can reverse proxy from WAN to LAN, so that one server on my LAN can have multiple webservers accessible from WAN by hostname (server1.mydomain.com, ...
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2answers
10 views

How do I resolve hostnames on the local network in Linux Mint?

Nothing on Google, other questions on the stack websites or anywhere else seems to answer my question. Let's pretend that my Windows laptop is using the device name mylaptop. Other Windows' devices ...
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33 views

Can't resolve computer names over VPN, only IP addresses?

When I RDP into a machine on my client's network, there are a bunch of PCs on the network I can access by name (e.g. for SVN servers, Jenkins, etc). However when I connect over VPN on my local PC ...
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31 views

What is the mechanism through which the computer name (hostname) is propagated through the local network and can be read by a network scanner?

So I have an android mobile phone which is connected to a WLAN. I used a Network scanner on my Android phone to detect other computers on the network and I was surprised to see that not only the app ...
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24 views

Hostname won't resolve after setting up new server

I just completed a fresh install of Centos 7 on a PC. It is connected to the campus network, so I am not in control of the DNS server. I gave it a hostname by setting the HOSTNAME value in ...
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1answer
86 views

Running nbtstat -A for a router returns a strange name

I'm following the Life Hacker guide about monitoring network traffic. It suggests that I check the devices on the network, and it returned 5 devices: 192.168.1.53 a0:1b:29:66:b1:18 (Unknown) ...
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31 views

hostname changing when network changes

My hostname changes whenever the network changes, is there any way I can have one host name all the time. Following is the output of /etc/hosts - 127.0.0.1 localhost localhost.localdomain ...
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25 views

Creating multiple A-records from windows server via dynamic-dns

I have a windows server (2012 R2) joined to domain. Server has 2 NICs, each with different IP address. It is easy to create multiple static A-records on Domain Controller's DNS to give a name for ...
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1answer
72 views

How to change Debian NIS domainname permanently? Or, where is the domainname stored?

On a Debian system, hostname returns the unqualified hostname of the system, whilst domainname returns the (LAN) domain name. For example: $ hostname nas $ domainname lan I know the hostname is ...
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1answer
42 views

Can telnet but nslookup fails

The problem is exactly as described in the title... I'm puzzled. I've seen the opposite many times, but this... So once again, just to confirm: C:\users\274400>nslookup SERVERNAME Server: ...
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15 views

dadcomputer.home appears as dadcomputer.lan-when logging in to another computer

I changed ADSL router recently (from BT home hub 4 to technicolour tg582n) and now dadcomputer.home (ubuntu) appears as dadcomputer.lan when logging into my freeciv server, or SSHing into another ...
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2answers
143 views

Unable to connect to one particular FTP server

I am unable to connect to a particular FTP server at Fasthosts over my usual ISP connection, using any of Filezilla, Notepad++ or WinSCP FTP clients on either my PC or my laptop. However, I CAN ...
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15 views

How to have the same machine names for local and VPN networks

I have a bunch of machines in an OpenVPN network, including laptops. Sometimes they are on the same local network, sometimes not. I'd like to have a mechanism to give them local DNS names such that ...
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14 views

How do I find out to what hostname a potential malware wants to connect?

Without connecting my computer to Internet. I can only think about netstat and packet capturing tools, but I dont really know which method is suitable.
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76 views

Why can I ping machines using the .local suffix, but not without?

My local network uses a .lan suffix. I would rather not use any suffix at all, but apparently pfSense doesn't permit this. I am running Windows, MacOS and Linux systems on this lan. Most of my ...
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28 views

Having two IPs for same hostname in hosts file

Request I would like to have my hostname let's say hostA resolve to IP1 if i am at home and IP2 if i am remote Is it possible to have two IPs for the same hostname so that it tries them both and takes ...
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46 views

Synergy takes the wrong hostname

I use Synergy as server on a Windows 10, I have rename the pc's hostname as "Al-Windows" (and i have reboot the pc) but Synegy still takes the last hostname :/ The logs : [2016-01-19T09:02:40] ...
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2answers
102 views

Resolve wildcard.hostname in local network?

For web development on my local server (nginx) I like to create subdomain vhosts for some projects, mostly for convenience and flexibility. For example server { listen 80; server_name ...
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1answer
29 views

Using the command line in order to change hosts/hostnames on Centos

I need to use the command line in order to add a new host resolution on a temporary basis. I use centos. I need a new localhost resolution such as the following: 127.0.0.1 something.localhost ...
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1answer
88 views

Sending and receiving email messages to localhost with a specific domain name

I need to be able to send email messages to localhost by using another hostname/domain name that localhost. Thus instead of me@localhost I need something such as me@domain.something. (I require a ...
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836 views

Telnet, DNS Name Resolution Issues, and Hyper-V

I have a Fedora Linux machine that can only be telnet'd into by using the IP address and not the hostname. I am not sure why this is happening as I would like to be able to use the hostname as well. ...
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50 views

Got an Access DB with absolute paths that I can't modify. Migrating to new fileshare PC. Hostname is now wrong

I'd put this on Stackoverflow but it's a "How to fix an MS Access related prob using anything except MS Access". I'm fine with computer problem solving generally but I have zero experience with ...
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1answer
46 views

Access locally hosted web app using mac computer name

I have a web app running on my local machine. I want to expose the app on my local corporate network. I know that I can expose it via the currently assigned ip address as: ...
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38 views

hostname -f shows reverse DNS twice

On a Debian 4.7.2-5, I got some problems sending mail correctly with sendmail. It appears that ELHO sender is different from domain name. When I ask machine for its hostname FQDN : hostname -f I ...
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1answer
179 views

Retrieving Bonjour (Zeroconf/mDNS) name from IP address

It seems that this is the best way to get the Bonjour name from an IP address: $ dig -x 192.168.214.108 @224.0.0.251 -p 5353 ; <<>> DiG 9.8.3-P1 <<>> -x 192.168.214.108 ...
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37 views

Outgoing traffic using Local(internal) PC IP address to a DDNS hostname

Sorry if the title is confusing. I have two devices connected through the internet. I need device A (Windows Server 2012) to send data down to device B, but unfortunately device B does not have a ...
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28 views

How can I list all head node host names on a network?

We have multiple clusters available at work. I don't know the names of all of them. How can I get a list of all head nodes available?
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139 views

dropbox keeps asking to login and link every reboot

It appears that on each reboot my dropbox forgets settings and wants to re-link the same device. I installed dropbox.py, which in turn installed ~/.dropbox-dist. I ran it successfully and "linked" ...
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225 views

Find Hostname of Host from inside a virtual machine?

Scenario: I connect to VM with IP 10.1.1.1 with hostname NODE. I need to find out the IP or hostname of the host this VM is running on. Is this possible?
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167 views

Trouble resolving hostnames with arp -a

I'm trying to lookup hostnames of computers on the same network as me. Sometimes when I use arp -a I get a question mark (?) for the hostname. I've tried using nslookup xx.xx.xx.xx and host ...
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2answers
101 views

Hostname configuration: name resolution vs. meeting SW requirements

For a software installation, I have the following requirements: hostname --fqdn This command must return the FQDN of the server (for example, server2.subdomain.example.com). hostname und hostname ...
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933 views

Accessing APC Smart UPS Network Management Card via hostname

I've got a new APC SmartUPS X 1500 with the build-in network management card AP9631, which I can access it via the ip-address 192.168.0.154. This IP-address has been given by my router's DHCP. When ...
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3answers
47 views

How can I find what a Windows PC thinks its name is, given its IP?

How can I find out what a remote Windows PC thinks its host name is, given its IP? From Windows cmd.exe or a Linux shell. I'm not interested what a DNS server thinks the host name is for an IP, just ...
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1answer
272 views

Is there a way to connect to a Windows machine from Linux by name instead of by IP?

In my home network, the Linux machines all have avahi installed and can access each other by their hostnames instead of by their IP ping laptop.local But for the Windows machine I could only manage ...
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3answers
1k views

Correct domain name for a home desktop Linux machine

I have several machines running Debian, and during install, I left the domain name field blank. This hasn't affected anything so far, but I'm curious what the correct thing to set that field to is if ...
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2answers
5k views

What is a hostname versus a computer name versus a subdomain versus www?

I was searching for understanding what is the “www” at the beginning of so many web addresses in the Internet. I read in somewhere that “www” is called “hostname”. The world “hostname” made me go a ...
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2answers
238 views

How to get the hostname of the router/access point I’m connected to?

I’m using Linux Mint 17 and am making a Conky script. I’d like it to display the hostname of the router/access point I’m connected to. I just don’t know the Linux command to get it.
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1answer
178 views

Windows 8.1: How to make it forget an updated computer name?

I used to have a network share on an external Samba server named mysmb. The network share itself was accessed via \\mysmb\myshare. I connected to it from my new Windows 8.1 laptop, copied its content ...
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1answer
166 views

Need to ping a Device by Hostname on my network

How do I ping by hostname? I have an Audio Video control system attached to our corporate network. All devices are set to DHCP including my laptop running Win7. All in the same subnet. I can ping all ...
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1answer
66 views

hostname from list of iptables

Edited: How can I get it to print the IP address with the hostname? ie. IP_ADDR,hostname IP_ADDR,hostname IP_ADDR,hostname Get-Content C:\IPList.txt | ForEach-Object ...
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39 views

Can you assign an IP to a hostname that's assigned to another IP?

Yes, it sounds a bit inceptiony, but here's the reasoning. I need a static IP and one cannot be purchased. My router does support DynDNS however. Which means my dynamic IP is associated with a static ...
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1answer
401 views

Period character used for local computer name

I'm wondering about the period character . used as a shortcut for the local computer name. You can use it when logging into Windows 7, for example, to specify that the user account you're entering ...
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1answer
1k views

Raspberry Pi: “Cannot find host”

I changed my hostname on my raspberry pi using this resource: How to Change Your Raspberry Pi (or Other Linux Device’s) Hostname. When I use the host name on the ssh client to connect to the ssh ...
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1answer
380 views

Use nbtstat to return list of host names in IP range?

In Windows 7 I'm using the command for /l %i in (1,1,254) do nbtstat -a xxx.xxx.xxx.%i to return host names based on a given IP range. But the output is so long and unfriendly. How could I improve ...
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2answers
61 views

How do I utilize hostnames on a local server?

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 ...
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1answer
620 views

How to rename a file to include remote machine's hostname via batch script?

I have a .bat file that copies a file from one computer to another. During the transfer I would like to rename the file to include the hostname of the computer from which the file originated. The ...