hostname(1) General Commands Manual hostname(1)Name
hostname - print system name
Syntax
hostname [nameofhost]
Description
The command prints the name of the current host, as given before the ``login'' prompt. The super-user can set the hostname by giving an
argument; this is usually done in the startup script
See Alsogethostname(2), sethostname(2)hostname(1)
Check Out this Related Man Page
sethostname(2) System Calls Manual sethostname(2)NAME
sethostname() - set name of current host system
SYNOPSIS DESCRIPTION
The system call sets the name of the current system to name, which has a length of namelen characters. At system boot time is normally
executed by the command (see hostname(1)) in the script. Host names are limited to characters, as defined in
Security Restrictions
The actions associated with this system call require the privilege Processes owned by the superuser have this privilege. Processes owned
by other users may have this privilege, depending on system configuration.
See privileges(5) for more information about privileged access on systems that support fine-grained privileges.
RETURN VALUE
returns the following values:
Successful completion.
Failure.
is set to indicate the error.
ERRORS
If fails, is set to one of the following values.
name points to an illegal address. The reliable detection of this error is implementation dependent.
The user does not have appropriate privileges.
WARNINGS
Setting a hostname of more than 64 bytes with is possible only with the appropriate configuration options enabled (see nodehostname-
size(5)). It is strongly recommended that all related documentation be completely understood before setting a larger hostname. A hostname
larger than 64 bytes can cause anomalous behavior or failure in applications which use the command or the system function to obtain the
name.
AUTHOR
was developed by the University of California, Berkeley.
SEE ALSO hostname(1), uname(1), gethostname(2), uname(2), nodehostnamesize(5), privileges(5).
sethostname(2)
How do I configure TCP/IP on an old SCO UNIX 3.2 v4.0
I can't seem to find any type of documentation on it.
Can someone give me step by step info or refer some type of article? (11 Replies)
Hi there,
I am wondering if by logging in to a unix system, if it is possible to get the IP address of the machine I am connecting FROM.
I know how I can do this using the name server, but is this possible without a host lookup?:confused:
Thanks,
-ghoti (15 Replies)
hiii,
in many of the linux machines i have tried this but the result is the same everywhere.
if there are double letters in a hostname then that is displayed as single letter.
e.g. if hostname is set to nepttune then login into the shell will display :
NEPTUNE(admin)@/
$ hostname... (15 Replies)
We have a code to find the DNS entry of a host that has a trailing '-' in its url (format example: mysite-.watch.com):
if(gethostbyname_r(host,host_ent,host_buffer,host_buffer_size,&host_error)==NULL)
{
//failed
}
But when remove the '-' from the host name the code does not return... (12 Replies)
I am running Solaris 2.6 Server on a Sparc 10 and I was wondering how I can manually specify a DNS server to resolve hostnames. Any help will be greatly appreciated.
And also I have created a file in the /etc dir named defaultrouter and added th IP address of my router, but when I ping another... (15 Replies)
When I login AIX console, how to show hostname before any command:
hostname:/#>id
uid=0(root) gid=0(system) groups=2(bin),3(sys),7(security),8(cron),10(audit),11(lp) (15 Replies)
I'm working on a rather large script atm (it already takes 9 arguments). As such, I need to obtain both a server name and domain from the FQDN. From this, I want to both populate the hostname of the server, as well as the domain line in the /etc/resolv.conf file.
Obviously, this isn't working. I... (10 Replies)
Hello,
I've got a puzzler here but it might be quick solution for some of you.
I'm trying to add a second IP address to a network adapter on a Solaris 10 box. I've created a hostname.bge0:1 file and put in the new name, e.g. new.mycom.com. I've added the new IP and the name to hosts. I've... (12 Replies)
I am writing a script and need to get the hostname of the remote server in order to zip that file... the syntax in which the file is named is "hostname.html."
This is the line I am trying to use
ssh $host "/bin/gzip /tmp/`hostname`.html" >> $PATH_TMP/Linux_cfg2html.log
but whenever I run it... (26 Replies)
Hi
iam having file with below lines of text
pun-ras-bng-mhs-01#cont bsnl.in
enk-ras-bng-cse-01#cont bsnl.in
how to extract the host name and store in a variable and to print output using awk command
output will be
HOSTNAME
pun-ras-bng-mhs-01
enk-ras-bng-cse-01
Tnx in advance. (13 Replies)
Hi all,
Please i have to get hostname of an ip address (172.16.68.4). so i have used the command 'host'
host $ipaddr >> iptohostname.txt
Here is my file: iptohostname.txt
4.68.16.172.in-addr.arpa domain name pointer g-4.xxx.yyyy.zz.
3.68.16.172.in-addr.arpa domain name pointer... (11 Replies)
I have vmware on my windows PC ( hostname : acer ).
vmware has RHEL 7 ( hostname : rhel7 ) installed recently.
RHEL IP configuration
IP : 192.168.5.128
Netmask : 255.255.255.0
ssh to rhel7 works from acer using putty
resolve.conf
cat /etc/resolv.conf
nameserver 192.168.5.1
host... (12 Replies)
Dear all experts,
I would like to know where can I find the hostname located as when I receive the syslog, I can only see as below : (showing in localhost instead of the hostname)
Feb 6 15:31:31 localhost syslog:info syslogd: restart
Feb 6 15:31:50 localhost syslog:info syslogd: restart
Feb... (13 Replies)