Setting the ‘hostname’ to the FQDN results in “hostname.domainname.domainname” when … cd ~username # This change the current dir to the home directory of the user. The host name is usually set once at system startup in /etc/rc.d/rc.inet1 or /etc/init.d/boot (normally by reading the contents of a file which contains the host name, e.g. Avoid using this option; use hostname--all-ip-addresses instead. Note that this works only if the host name can be resolved. :0.0 means that we are talking about the first screen attached to your first display in your local host Korn shell wasn't much of an option, either, since most of our Linux boxes don't have pdksh installed. It would be helpful if there was a terminal command. The ‘hostname’ is the ‘shortname’ of the system instance, with the FQDN being the ‘hostname’ with the DNS ‘domain name’ appended (upon using a command to provide it). Add username with hostname Hi, this is for the bash. vi .profile # Open the .profile file inside the vi export PS1="\u@\h:[\w] $ " # insert this line and ! But, if you don't face these limitations, you can implement the idea in ksh or bash, I think. This guide was created as an overview of the Linux Operating System, geared toward new users as an exploration tour and getting started guide, with exercises at the end of each chapter. Is there any command? Bourne shell wasn't sufficient, and we don't have bash on Sun or HP machines (and didn't have bash on AIX at the time - AIX 5L wasn't out yet). host/unix:D.S means screen S on display D of host host; the X server for this display is listening at UNIX domain socket /tmp/.X11-unix/XD (so it's only reachable from host). -I, --all-ip-addresses Display all network addresses of the host. Thank you. In the PS1 environment variable, you can directly execute any Linux command, by specifying in the format $(linux_command). To see the hostname… all you have to do is type hostname at the command prompt. In the following example, the command $(date) is executed to display the current time inside the prompt. export PS1="\u "Here, \u is the escape sequence. Display username, hostname and current working directory in the prompt. PS: I dont want to use wireshark or any other s/w. Note: you can also change the hostname by simply typing “hostname ”. For more advanced trainees it can be a desktop reference, and a collection of the base knowledge needed to proceed with system and network administration. The PS1 in this example displays the following three information in the prompt: \u – Username \h – Hostname \w – Full path of the current working directory-bash-3.2$ export PS1="\u@\h \w> " ramesh@dev-db ~> cd /etc/mail ramesh@dev-db /etc/mail> 2. 1. u=user h=host w=current DIR This is the promt: user@hostname[current path] regards joerg Here are some more values to add to your PS1 variable to change the BASH prompt. please reply to this. the Fqdn You can't change the FQDN (as returned by hostname --fqdn ) or the DNS domain name (as returned by dnsdomainname ) with this command. /etc/hostname). Go figure, eh? 2. :D.S is equivalent to host/unix:D.S, where host is the local hostname. -i, --ip-address Display the network address (es) of the host name. Introduction to Linux - A Hands on Guide This guide was created as an overview of the Linux Operating System, geared toward new users as an exploration tour and getting started guide, with exercises at the end of each chapter. 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