Frequently Asked Questions About Linux / UNIX » configuration file http://www.cyberciti.biz/faq Every answer asks a more beautiful question. Fri, 03 Feb 2012 22:38:32 +0000 en hourly 1 http://wordpress.org/?v=3.3.1 Debian Linux Install MySQL Database Serverhttp://www.cyberciti.biz/faq/howto-debian-mysql-install-apt-get-commands/ http://www.cyberciti.biz/faq/howto-debian-mysql-install-apt-get-commands/#comments Mon, 23 Jan 2012 22:14:44 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=11427 How do I install mysql database server under Debian Linux operating system running on HP server?]]> http://www.cyberciti.biz/faq/howto-debian-mysql-install-apt-get-commands/feed/ 1 Nginx Redirect URL With HTTP/1.1 301 Moved Permanently Headerhttp://www.cyberciti.biz/faq/unix-linux-bsd-nginx-redirect-url-http-301-status-code/ http://www.cyberciti.biz/faq/unix-linux-bsd-nginx-redirect-url-http-301-status-code/#comments Fri, 15 Jul 2011 11:03:46 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=10855 How do I redirect old ugly urls such as http://example.com/store/view.jsp?product=foo with clean url - http://example.com/store/view/product/foo using nginx reverse proxy?]]> http://www.cyberciti.biz/faq/unix-linux-bsd-nginx-redirect-url-http-301-status-code/feed/ 0 Apache2 NameVirtualHost *:80 has no VirtualHosts Error and Solutionhttp://www.cyberciti.biz/faq/apache2-namevirtualhost-80-has-no-virtualhosts/ http://www.cyberciti.biz/faq/apache2-namevirtualhost-80-has-no-virtualhosts/#comments Wed, 27 Oct 2010 10:09:28 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=9144 Whenever I try to star my Apache 2 server under UNIX / Linux and get a warning as follows: [warn] NameVirtualHost *:80 has no VirtualHosts How do I fix this problem?]]> http://www.cyberciti.biz/faq/apache2-namevirtualhost-80-has-no-virtualhosts/feed/ 4 OpenBSD: Static Routing Configurationhttp://www.cyberciti.biz/faq/howto-setup-static-routes-on-openbsd-unix-networking/ http://www.cyberciti.biz/faq/howto-setup-static-routes-on-openbsd-unix-networking/#comments Tue, 06 Jul 2010 11:42:17 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=8151 I know how to setup static routing under Linux and FreeBSD operating systems. But, how do you setup static routing under OpenBSD operating systems?]]> http://www.cyberciti.biz/faq/howto-setup-static-routes-on-openbsd-unix-networking/feed/ 3 Ubuntu Linux Set Iscsi Initiatorhttp://www.cyberciti.biz/faq/ubuntu-linux-set-iscsi-initiator/ http://www.cyberciti.biz/faq/ubuntu-linux-set-iscsi-initiator/#comments Fri, 02 Jul 2010 08:14:11 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=8068 ISCSI is a network protocol standard that allows the use of the SCSI protocol over TCP/IP networks. How do I setup Iscsi Initiator under Ubuntu Linux? How do I format and connect to an iSCSI volume under Ubuntu Linux? How do I store VMware or Virtualbox virtual machine images using iscsi storage?]]> http://www.cyberciti.biz/faq/ubuntu-linux-set-iscsi-initiator/feed/ 6 Nginx Block And Deny IP Address OR Network Subnetshttp://www.cyberciti.biz/faq/linux-unix-nginx-access-control-howto/ http://www.cyberciti.biz/faq/linux-unix-nginx-access-control-howto/#comments Wed, 13 Jan 2010 05:05:50 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=6283 How do I block or deny access based on the host name or IP address of the client visiting website under nginx web server?]]> http://www.cyberciti.biz/faq/linux-unix-nginx-access-control-howto/feed/ 9 Linux: Find Out If a Particular Driver / Feature Compiled Into Running Kernel or Nothttp://www.cyberciti.biz/faq/linux-kernel-driver-feature-compiled/ http://www.cyberciti.biz/faq/linux-kernel-driver-feature-compiled/#comments Fri, 10 Oct 2008 08:14:20 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=2149 Q. I know how to find out information about compiled driver under FreeBSD kernel. But, how do I find out if a Particular feature, driver or filesystem support is compiled into my running Linux kernel or not? How do I find out if DMA support is compiled into my kernel?]]> http://www.cyberciti.biz/faq/linux-kernel-driver-feature-compiled/feed/ 0 MySQL: Change Default Port Under Linux / UNIXhttp://www.cyberciti.biz/faq/change-default-mysql-port-under-linuxunix/ http://www.cyberciti.biz/faq/change-default-mysql-port-under-linuxunix/#comments Tue, 26 Aug 2008 09:56:06 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=1530 Q.I'm using MySQL 5 under Red Hat Enterprise Linux 5. How do I change default mysql server port (tcp port 3306) under Linux or UNIX operating systems?]]> http://www.cyberciti.biz/faq/change-default-mysql-port-under-linuxunix/feed/ 7 psql: FATAL: Ident authentication failed for user "username" Error and Solutionhttp://www.cyberciti.biz/faq/psql-fatal-ident-authentication-failed-for-user/ http://www.cyberciti.biz/faq/psql-fatal-ident-authentication-failed-for-user/#comments Tue, 19 Aug 2008 12:56:32 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=1464 Q. I've installed Postgresql under Red Hat Enterprise Linux 5.x server. I've created username / password and database. But when I try to connect it via PHP or psql using following syntax:
psql -d myDb -U username -W
It gives me an error that read as follows:
psql: FATAL: Ident authentication failed for user "username"
How do I fix this error?]]> http://www.cyberciti.biz/faq/psql-fatal-ident-authentication-failed-for-user/feed/ 19 Restart / Update init Configuration File /etc/inittab After Changes Without Rebooting Serverhttp://www.cyberciti.biz/faq/linux-unix-kill-hup-1-reread-etcinittab-file/ http://www.cyberciti.biz/faq/linux-unix-kill-hup-1-reread-etcinittab-file/#comments Wed, 25 Jun 2008 11:44:51 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=1149 http://www.cyberciti.biz/faq/linux-unix-kill-hup-1-reread-etcinittab-file/feed/ 4 Linux / UNIX View Only Configuration File Directives ( uncommented lines of a config file )http://www.cyberciti.biz/faq/shell-display-uncommented-lines-only/ http://www.cyberciti.biz/faq/shell-display-uncommented-lines-only/#comments Thu, 29 May 2008 13:49:38 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=1085 Most Linux / UNIX configuration files are documented using comments, but some time I just need to see line of configuration text in a file. How can I view just the uncommented configuration file directives from squid.conf or httpd.conf file?]]> http://www.cyberciti.biz/faq/shell-display-uncommented-lines-only/feed/ 6 FreeBSD Accounting: Install and Configure System Activity Reporter (SAR)http://www.cyberciti.biz/faq/freebsd-bsdsar-installation-configuration/ http://www.cyberciti.biz/faq/freebsd-bsdsar-installation-configuration/#comments Sat, 10 May 2008 15:01:00 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=1058 http://www.cyberciti.biz/faq/freebsd-bsdsar-installation-configuration/feed/ 2 Red Hat: Set a Subscription Number Using a Kickstart Filehttp://www.cyberciti.biz/faq/rhel-specify-subscription-number-in-kickstart-file/ http://www.cyberciti.biz/faq/rhel-specify-subscription-number-in-kickstart-file/#comments Sun, 13 Apr 2008 16:28:05 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=2715 How can I set a subscription number in a Kickstart file in Red Hat Enterprise Linux 5?]]> http://www.cyberciti.biz/faq/rhel-specify-subscription-number-in-kickstart-file/feed/ 2 Setting Up a CentOS / Red Hat Linux DHCP Clienthttp://www.cyberciti.biz/faq/setting-up-a-linux-for-dhcp/ http://www.cyberciti.biz/faq/setting-up-a-linux-for-dhcp/#comments Sat, 15 Mar 2008 14:52:29 +0000 Vivek Gite http://www.cyberciti.biz/faq/setting-up-a-linux-for-dhcp/ http://www.cyberciti.biz/faq/setting-up-a-linux-for-dhcp/feed/ 5 Find Out Linux Kernel Modules ( Drivers ) Location / Directoryhttp://www.cyberciti.biz/faq/inux-kernel-where-to-find-modules/ http://www.cyberciti.biz/faq/inux-kernel-where-to-find-modules/#comments Thu, 13 Mar 2008 17:11:39 +0000 Vivek Gite http://www.cyberciti.biz/faq/inux-kernel-where-to-find-modules/ Can you tell me an exact location of Linux kernel driver under Linux file system? Where to find all available modules under Linux operating systems?]]> http://www.cyberciti.biz/faq/inux-kernel-where-to-find-modules/feed/ 0 FreeBSD iSCSI Initiator Installation and Configurationhttp://www.cyberciti.biz/faq/freebsd-iscsi-initiator-howto/ http://www.cyberciti.biz/faq/freebsd-iscsi-initiator-howto/#comments Tue, 11 Mar 2008 18:46:07 +0000 Vivek Gite http://www.cyberciti.biz/faq/freebsd-iscsi-initiator-installation-and-configuration/ http://www.cyberciti.biz/faq/freebsd-iscsi-initiator-howto/feed/ 15 Ubuntu Static IPhttp://www.cyberciti.biz/faq/ubuntu-static-ip/ http://www.cyberciti.biz/faq/ubuntu-static-ip/#comments Fri, 15 Feb 2008 13:23:27 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=2797 Q. I've Intel Corporation 80003ES2 LAN Gigabit Ethernet Controller. How do I set static IP address settings for my Ubuntu Linux as follows:
DEVICE name : eth0 Type: static IP ADDR : 10.10.29.66 NETMASK : 255.255.255.192 Router IP: 10.10.29.65 Broadcast: 10.10.29.127
How do I setup static IP address under Ubuntu?]]> http://www.cyberciti.biz/faq/ubuntu-static-ip/feed/ 1 FreeBSD: Find Out If Particular Kernel Feature Compiled Or Nothttp://www.cyberciti.biz/faq/freebsd-kernel-feature-compiled-or-not/ http://www.cyberciti.biz/faq/freebsd-kernel-feature-compiled-or-not/#comments Wed, 13 Feb 2008 13:13:38 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=2141 Q. How do I find out if a Particular feature is compiled into my running FreeBSD kernel or not?]]> http://www.cyberciti.biz/faq/freebsd-kernel-feature-compiled-or-not/feed/ 0 Debian / Ubuntu Linux Install and Configure Remote Filesystem Snapshot with rsnapshot Incremental Backup Utilityhttp://www.cyberciti.biz/faq/linux-rsnapshot-backup-howto/ http://www.cyberciti.biz/faq/linux-rsnapshot-backup-howto/#comments Mon, 11 Feb 2008 11:33:10 +0000 Vivek Gite http://www.cyberciti.biz/faq/linux-rsnapshot-backup-howto/ I'd like to configure my Debian box to backup two remote servers using rsnapshot software. It should make incremental snapshots of local and remote filesystems for any number of machines on 2nd hard disk located at /disk1 ( /dev/sdb2).]]> http://www.cyberciti.biz/faq/linux-rsnapshot-backup-howto/feed/ 17 Debian Linux Stop SSH User Hacking / Cracking Attacks with DenyHosts Softwarehttp://www.cyberciti.biz/faq/block-ssh-attacks-with-denyhosts/ http://www.cyberciti.biz/faq/block-ssh-attacks-with-denyhosts/#comments Mon, 04 Feb 2008 11:18:14 +0000 Vivek Gite http://www.cyberciti.biz/faq/block-ssh-attacks-with-denyhosts/ I've noticed lots of failed login attempt for my Debian Linux VPS root server account. How do I stop automated bot based SSH attacks on my server?]]> http://www.cyberciti.biz/faq/block-ssh-attacks-with-denyhosts/feed/ 9