Questions tagged [host]
The host tag has no usage guidance.
236
questions
66
votes
5
answers
105k
views
associate name with ip for ssh?
Let's say I just have an ip address for a server and I don't have a domain with it (it's just a database server, so it doesn't need a domain). I don't want to have to remember the ip address every ...
- 1,927
43
votes
7
answers
35k
views
Why can host and nslookup resolve a name but dig cannot?
Can anyone tell me why this is happening? I can resolve a hostname using host and/or nslookup but forward lookups do not work with dig; reverse lookups do:
musashixxx@box:~$ host someserver
...
- 530
40
votes
4
answers
129k
views
FTP/FTPS/SFTP/SCP - Speed comparison [closed]
How do FTP, FTPS, SFTP, and SCP compare in terms of transfer rate and how can I compare them through testing?
- 409
40
votes
6
answers
88k
views
Auto-storing server host key in cache with plink
I've been trying to issue commands using plink to retrieve information from my external server. Note that these plink commands are run from a binary that expects no input from the user. Is there a ...
- 403
39
votes
4
answers
312k
views
How do I find out what my IP Address of my MySQL host is?
I have a free domain running at x10hosting (x10.bz), and I want to find out the IP Address of my MySQL host for it, so I can contact the MySQL database from another host. I've already added that host ...
- 739
25
votes
10
answers
58k
views
Running 100 virtual machines on a single VMWare host server
I've been using VMWare for many years, running dozens of production servers with very few issues. But I never tried hosting more than 20 VMs on a single physical host.
Here is the idea:
A stripped ...
Dennis Kashkin
25
votes
3
answers
24k
views
What's the difference between `dig` and `host` when querying a specific name-server?
I was using this command to verify if I'd set things up correctly with a DNS provider:
host hostname.example.com ns1.example-nameserver.com
As far as I can tell, this asks ns1.example-nameserver.com ...
- 381
22
votes
3
answers
65k
views
How to set multiple subdomains in the host file (DNS)?
I have a lot of subdomains in the main domain xxx.zzz
So, for this domain, I can have
aaa.xxx.zzz
bbb.xxx.zzz
ccc.xxx.zzz
ddd.xxx.zzz
eee.xxx.zzz
....ETC....
Istead of adding each subdomain in ...
- 423
17
votes
4
answers
32k
views
Apache CustomLog to log full URL
I'd like to add a CustomLog directive to my apache configuration to log the full URL requested (or at least the host portion of the URL). I have several domains being handled by the same instance of ...
- 577
12
votes
2
answers
35k
views
How to restart after making chnages to hosts.allow
I have made chnages /etc/hosts/allow like
ALL:ALL
I have to restart the whole computer to check that , is there any service which i can restart to check the setting
John
12
votes
1
answer
31k
views
openvpn client: force a host resolution to a given IP
Is it possible on the client side to setup the client.conf file to resolve a particular host/domain to a given IP.
For instance, domain.tld resolve usually from the Internet NS to 1.2.3.4
host ...
- 5,616
8
votes
4
answers
32k
views
Setting new hostname on CentOS, it changes back after restart
On CentOS (5.x) I have a VPS that has hostname set to "olddomain.com", at least this is the domain I am getting when typing "hostname" command.
I want to change it to 'localhost.localdomain' because ...
- 1,149
8
votes
1
answer
12k
views
Why do dig, host and nslookup return different results?
It seems my default (router) DNS server returns different results depending on the tool used to query it.
Using dig:
$ dig @192.168.1.2 test.example.com
; <<>> DiG 9.16.8-Debian <<&...
- 641
8
votes
1
answer
1k
views
Linux/Unix - /etc/sudoers - host definition
can anybody tell me in which case the sudo host definition is useful?
I mean this part of a line in the sudoers file:
bob host1 = NOPASSWD: reboot
In which environment (except sudo via LDAP) do I ...
- 81
6
votes
4
answers
45k
views
mount.cifs: mount error(112): Host is down
I am trying to mount a windows samba share on CentOS and RHEL 6 machines, but gives following error.
~]# mount.cifs //example.com/Linux_Support /mnt -o credentials=/root/cifsauth,noserverino,vers=3.0
...
- 409
6
votes
3
answers
21k
views
Apache Virtual Host Config www vs non-www, Rewrite or sServerAlias?
We have a central httpd.conf and we include confs for various virtual hosts. Until today, we didn't really have a need for "www.subdomain.site.com" domains, only "subdomain.site.com." Now we do, so I ...
- 1,796
6
votes
1
answer
2k
views
Started task in z/OS lacks RACF privileges
I wish to test a JDBC server implementation running under z/OS. The usual approach would be to define a JCL procedure and run this as a started task. The started task requires a user ID under which it ...
- 161
6
votes
2
answers
3k
views
Apache2 virtual host redirection issue on Chrome
I am having an extremely bizarre issue that seems only present on Chrome, IE and Firefox are fine. I have 2 website being served by 1 IP address, I have 2 identical files in sites-available named ...
- 59
5
votes
4
answers
5k
views
What's the point of changing the hostname on my server?
I know that changing my DNS records to point to my IP address is how I get my server accessible, so that a request for myDomain.com points to my IP address. With that said, why does a machine need to ...
- 303
5
votes
3
answers
26k
views
Configure proper DNS records for separate web host and e-mail server
I'm inheriting a mess and I need your help to straighten it out.
The two primary objectives are to alter the DNS records for 'Example.com' so that the "internally hosted" email server (Domain ...
5
votes
1
answer
26k
views
Docker - Timezones in containers not same as on host
In all my running docker containers the containers system time is set to UTC whereas on my host (debian) its CEST.
Why dont they sync automaticly? How do i make them set the right time when bringing ...
- 191
5
votes
3
answers
11k
views
Ubuntu 12.04 Netinstall URL? Xen Host
Well I have an Xen server, I've got a CentOS container up fine but a friend of mine wants (oh god) Ubuntu Server 12.04, why he can't use Debian is beyond my understanding. But anyways, I can't ...
- 81
5
votes
1
answer
14k
views
How do i reference redirected host drives in a remote desktop session
When I remote desktop into a server, for example, local drives and mapped network drives from my host computer appear as ON . I can access these drives using Windows Explorer, but I also need to ...
- 51
5
votes
1
answer
5k
views
Rate/Bandwidth limiting with haproxy, what are the options?
I have tried reading up on different methods of limiting (rate/bw) with haproxy,
but seems the only working implementation I find is per /32 ip based limit.
Is it possible to do rate limiting based on ...
- 51
5
votes
2
answers
2k
views
How to reset and persist the hostname and FQDN of an Windows Azure Centos instance?
How does one reset a hostname and domain name (FQDN) to localhost.localdomain on a Centos 6.2 Azure Instance? I've tried editing /etc/sysconfig/network, /etc/sysctl.conf, setting the hostname manually,...
- 491
4
votes
2
answers
2k
views
When 'dig' returns a single A record, the IP address changes between calls. What is this a sign of?
In my internal work network, whenever I launch dig against a particular hostname, I get result similar to this:
;; ANSWER SECTION:
some.internal.host.com. 10 IN A 10.210.54.121
If I keep ...
- 181
4
votes
2
answers
2k
views
linux: shorter 'host' command output
I'm using dns to manage my virtual hosts. In order to do so I query my nameserver with the host command for certain values I need. For example:
> host -t txt mycl1.vz
mycl1.vz.myserver.de ...
- 401
4
votes
3
answers
10k
views
Cisco ASA 5505 :: Techniques for limiting consumed hosts (max 10 with base license)
Was not aware that ASA 5505 base license restricts number of concurrent hosts to 10 (RTFM, I know). Running a "show local-host" I see my host count at 8, a bit too close for comfort with a production ...
- 685
4
votes
1
answer
2k
views
Subdomain on another host (another IP, another provider)
Let's say my main domain is domain.net and i'm using it on a Media Temple (gs) server.
I have my blog on the subdomain blog.domain.net
Now I want to host my blog on my new VPS from Linode.
So, I ...
- 135
4
votes
1
answer
10k
views
Postfix - how to prove the error 450 4.7.1 <domain.com>: Helo command rejected: Host not found;
a customer is trying to send me a email but gives in my postfix log:
NOQUEUE: reject: EHLO from mail.domain.pt[xxx.xxx.xxx.xxx]: 450 4.7.1 <otherdomain.pt>: Helo command rejected: Host not ...
- 43
4
votes
2
answers
665
views
Other domains on shared server showing my webpages
I own a website (gosportweather.co.uk) which is hosted by the same company as other websites on a shared server. The problem is I am noticing that these other websites appear to be showing my webpages ...
- 61
4
votes
1
answer
781
views
"Couldn't resolve host" for any external content
On our site we run a few different scripts for various sites (uploading to amazon s3, data from chartbeat, script to count twitter followers) and all of them just stop working from time to time. They ...
- 251
4
votes
1
answer
2k
views
Hyper-v on 2012R2 startup gen1 vm causes the host to freeze up
I've searched a lot to resolve the following issue, but nothing helped me.
My problem is, that starting up a first-gen vm locks up the whole host. Only a hard reset helps. Second-gen vm starts and ...
user192856
4
votes
2
answers
952
views
Host File entry depending on own IP?
I have two different Networks at two different places:
192.168.10.0 / 255.255.255.0
192.168.20.0 / 255.255.255.0
Now I want to define a host entry on my windows pc, who maps
either 192.168.10.1 or ...
4
votes
1
answer
2k
views
CentOS virtual host Server DNS could not be found
I want to deploy my project in virtual host in CentOS running server. I have this
<Directory />
#change value of next line from none to all
AllowOverride none
Require all denied
</...
- 141
3
votes
3
answers
793
views
Why is DownOrNot and JustPing reporting that my website is down?
I was pinging my site with DownOrNot and it is reporting that my website is down from all locations.
Then I pinged it with JustPing and it is reporting that my website is also down from all locations....
- 521
3
votes
5
answers
10k
views
Pointing www to a CDN(Akamai)
Why would someone point(CNAME) www.example.com to a cdn?
When I run host on Etsy, I get a
[c]$ host www.etsy.com
www.etsy.com is an alias for www.etsy.com.edgekey.net.
www.etsy.com.edgekey.net is an ...
- 4,443
3
votes
3
answers
3k
views
VirtualHost not working - always shows default
I have been trying to get this work for hours now. I am trying to set up virtual hosts with Apache on my VPS.
I have the following virtual host file in my sites-available folder :
<VirtualHost *:...
- 161
3
votes
3
answers
207
views
is it possible to host 2 sites on a single domain but 2 different IPs?
I have Server A which hosts www.mysite.com
I want to create and host a site on Server B, but configure it to: www.mysite.com/theSiteAtServerB
TheSiteAtServerB is a completely different site from www....
- 145
3
votes
1
answer
3k
views
How does a browser request from CNAME?
Let me put it this way:
1.cname.com has a record of X.X.X.X
www.domain.com has a record of 1.cname.com
When a user request www.domain.com from within his/her browser,his/her browser will send an ...
- 61
3
votes
1
answer
209
views
Prevent email interruptions while switching web hosts
I have a website that is currently hosted at a company that also hosts my email address. I am switching hosts soon, and cannot have any interruptions in emails. What is the best way to go about this ...
- 131
3
votes
2
answers
2k
views
AWK + Host lookup
Currently using the following line to get top 20 ips sorted by requests:
grep 'GET /' /var/log/nginx/access.log | awk '{ print $1 }' | sort -n | uniq -c | sort -rn | head -20
Output:
575 66.249.*.*
...
- 123
3
votes
2
answers
904
views
Why is hostname lookup in ssh returning a different result?
I have one machine with two ips,
Something like this, (/etc/hosts)
10.204.65.18 blahdb01.us.oracle.com blahdb01
10.204.63.56 blah01.us.oracle.com blah01
Now, whenever I do,
ssh blah01
It ...
- 133
3
votes
2
answers
10k
views
KVM CentOS 7 host doesn't pass guests traffic but ping each other
I am looking for the answer for few days and any configuration is right for me to set the networking working.
I have CentOS 7 (10.120.0.57) with installed KVM on it. I created simple guest (10.120.0....
- 131
3
votes
0
answers
1k
views
nmap reports IP address is active, when the network device is turned off?
I want to remotely examine if some servers are up.
I don't use the ping command because it gives a lot of wrong results like "destination host unreachable" and "request Timed out" due to bad ...
- 31
3
votes
1
answer
5k
views
Browser says "Waiting for www.xyz.com" for a very long time [closed]
When I load my website (hosted with Ipage). The browser often takes an incredible long time saying "Waiting for www.xyz.com ..." before any elements of the site actually appear. After this "Waiting ...
- 31
2
votes
3
answers
12k
views
IIS accessing site without port
I have deployed our company intranet website to IIS 7 server added the following binding info.
IP Address: All Unassigned
port: 3333
domain name: subdomain_name.domain_name.com
Although the site ...
- 125
2
votes
2
answers
2k
views
Is a subdomain essentially a host?
I'm trying to understand the difference between a subdomain and a domain in a LAN versus a WAN (Internet). (Or am I just fooling myself. Is it the same?)
If I google it I just get that a subdomain is ...
2
votes
4
answers
5k
views
Access device by its name in a LAN
I have several devices (including desktop, laptop, smartphone, etc.) connected to my wifi router. They have difference IP addresses each time according to the order they connects, so configuring /etc/...
- 23
2
votes
1
answer
14k
views
Centos /etc/hosts doesnt resolve my hostname
[root@data001 etc]# hostname
data001.dd
[root@data001 etc]# ping data001.dd
ping: unknown host data001.dd
[root@data001 etc]#
How do I fix this?
This is on a fresh Centos6 build...does this not come ...
- 3,114