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 http://www.cyberciti.biz/faq/linux-configure-central-log-server/ http://www.cyberciti.biz/faq/linux-configure-central-log-server/#comments Tue, 10 Nov 2009 03:00:37 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=5745 I'm using Logwatch for reporting on unusual items in syslog. I've central logserver up and running. All other Linux servers send logs to a remote loghost called log.example.com. How do I configure Logwatch on the central log server so that it will send daily logs messages in a single e-mail?]]> http://www.cyberciti.biz/faq/linux-configure-central-log-server/feed/ 3 http://www.cyberciti.biz/faq/apple-macosx-enabling-login-access-warning-message/ http://www.cyberciti.biz/faq/apple-macosx-enabling-login-access-warning-message/#comments Tue, 10 Nov 2009 02:37:11 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=5740 I know how to display notice of a computer's ownership, to warn against unauthorized access, under Linux gnome desktop. How do I display similar message under Apple Mac OS X to remind authorized users of their consent to monitoring?]]> http://www.cyberciti.biz/faq/apple-macosx-enabling-login-access-warning-message/feed/ 0 http://www.cyberciti.biz/faq/rhel-fedora-linux-install-memcached-caching-system-rpm/ http://www.cyberciti.biz/faq/rhel-fedora-linux-install-memcached-caching-system-rpm/#comments Mon, 19 Oct 2009 03:02:43 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=5382 How do I install memcached a high-performance, distributed memory object caching system, generic in nature, but intended for use in speeding up dynamic web applications by alleviating database load under CentOS / RHEL / Fedora / Redhat Linux?]]> http://www.cyberciti.biz/faq/rhel-fedora-linux-install-memcached-caching-system-rpm/feed/ 7 http://www.cyberciti.biz/faq/configure-iptables-to-allow-deny-access-to-samba/ http://www.cyberciti.biz/faq/configure-iptables-to-allow-deny-access-to-samba/#comments Fri, 16 Oct 2009 08:48:47 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=5360 How do I configure iptables firewall under CentOS / Fedora / RHEL / Redhat Linux to allow access to the Samba server? How do I open TCP ports # 137, 138, 139 and 445 under Linux so that all Microsoft Windows machine can access files and printer on a Linux host?]]> http://www.cyberciti.biz/faq/configure-iptables-to-allow-deny-access-to-samba/feed/ 2 http://www.cyberciti.biz/faq/redhat-fedora-ip6tables-firewall-configuration/ http://www.cyberciti.biz/faq/redhat-fedora-ip6tables-firewall-configuration/#comments Mon, 31 Aug 2009 09:20:01 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=5139 I know how to configure iptables (IPv4) host-based firewall using Netfilter. How do I configure ip6tables for basic filtering IPv6 packets?]]> http://www.cyberciti.biz/faq/redhat-fedora-ip6tables-firewall-configuration/feed/ 2 http://www.cyberciti.biz/faq/solaris-unix-disk-quota-tutorial/ http://www.cyberciti.biz/faq/solaris-unix-disk-quota-tutorial/#comments Sat, 29 Aug 2009 08:04:53 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=5119 How do I configure file system quotas to control how much available storage space can be used on a given UFS file system (such as /export/home) under Solaris UNIX operating systems? ]]> http://www.cyberciti.biz/faq/solaris-unix-disk-quota-tutorial/feed/ 2 http://www.cyberciti.biz/faq/mac-osx-unix-get-an-alert-when-my-disk-is-full/ http://www.cyberciti.biz/faq/mac-osx-unix-get-an-alert-when-my-disk-is-full/#comments Thu, 13 Aug 2009 08:03:00 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=4745 I want to get an alert when my disk is full under UNIX and Mac OS X? How do I set a a specified threshold and run the script via cron?]]> http://www.cyberciti.biz/faq/mac-osx-unix-get-an-alert-when-my-disk-is-full/feed/ 24 http://www.cyberciti.biz/faq/linux-unix-bind-snmpd-to-specific-ip-address-interfaces/ http://www.cyberciti.biz/faq/linux-unix-bind-snmpd-to-specific-ip-address-interfaces/#comments Thu, 06 Aug 2009 12:54:09 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=4617 How do I force SNMP (Simple Network Management Protocol) network management software to listen on public interfaces under RHEL / RedHat / Fedora / CentOS Linux server?]]> http://www.cyberciti.biz/faq/linux-unix-bind-snmpd-to-specific-ip-address-interfaces/feed/ 6 http://www.cyberciti.biz/faq/centos-fedora-linux-multi-router-traffic-grapher-tutorial/ http://www.cyberciti.biz/faq/centos-fedora-linux-multi-router-traffic-grapher-tutorial/#comments Thu, 30 Jul 2009 08:52:58 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=4561 How do I install and configure MRTG under Fedora Linux or CentOS Linux v5.x server to monitor the traffic load on network-links including routers?]]> http://www.cyberciti.biz/faq/centos-fedora-linux-multi-router-traffic-grapher-tutorial/feed/ 7 http://www.cyberciti.biz/faq/linux-bastion-host/ http://www.cyberciti.biz/faq/linux-bastion-host/#comments Fri, 26 Jun 2009 21:13:58 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=4230 What is bastion host? How do I configure bastion host under Linux? How do I create a firewall for a bastion host under any Linux distribution?]]> http://www.cyberciti.biz/faq/linux-bastion-host/feed/ 10 http://www.cyberciti.biz/faq/freebsd-device-polling-network-polling-tutorial/ http://www.cyberciti.biz/faq/freebsd-device-polling-network-polling-tutorial/#comments Tue, 23 Jun 2009 00:30:33 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=4163 I've Intel PRO/1000 Gigabit Ethernet adapter installed in my server. How do I set network card (NIC) polling and disable interrupts under FreeBSD operating systems to boost network performance for 100M and 1000M network links?]]> http://www.cyberciti.biz/faq/freebsd-device-polling-network-polling-tutorial/feed/ 5 http://www.cyberciti.biz/faq/cpu-usage-limiter-for-linux/ http://www.cyberciti.biz/faq/cpu-usage-limiter-for-linux/#comments Sat, 23 May 2009 07:13:48 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=3844 I don't want background process to eat all my CPU. I know how to find out CPU utilization but how do I limit the cpu usage of a process under Linux operating system? How do I force a process to limit itself to 25% only? ]]> http://www.cyberciti.biz/faq/cpu-usage-limiter-for-linux/feed/ 24 http://www.cyberciti.biz/faq/fedora-rhel-install-cacti-monitoring-rrd-software/ http://www.cyberciti.biz/faq/fedora-rhel-install-cacti-monitoring-rrd-software/#comments Mon, 20 Apr 2009 11:35:26 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=3626 Cacti is a network graphing tool similar to MRTG. How do I install and configure common options to collect SNMP data and various other data (such as system load, network link status, hard disk space, logged in users etc) into an RRD?]]> http://www.cyberciti.biz/faq/fedora-rhel-install-cacti-monitoring-rrd-software/feed/ 63 http://www.cyberciti.biz/faq/linux-unix-login-bash-shell-force-time-outs/ http://www.cyberciti.biz/faq/linux-unix-login-bash-shell-force-time-outs/#comments Tue, 24 Feb 2009 20:16:49 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=3379 My development and testing webserver is used by over 100s of users. These users login from Windows XP, Linux, Mac OS X system via ssh. How do I set or automatically log users out after a period of inactivity under CentOS Linux server to improve server security and save some resources?]]> http://www.cyberciti.biz/faq/linux-unix-login-bash-shell-force-time-outs/feed/ 12 http://www.cyberciti.biz/faq/freebsd-bind-named-bindgraph-installtion-configuration/ http://www.cyberciti.biz/faq/freebsd-bind-named-bindgraph-installtion-configuration/#comments Thu, 12 Feb 2009 09:20:35 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=3277 How do I install bindgraph to make pretty query statistics about BIND servers?]]> http://www.cyberciti.biz/faq/freebsd-bind-named-bindgraph-installtion-configuration/feed/ 5 http://www.cyberciti.biz/faq/red-hat-centos-fedora-send-package-update-notification-via-email/ http://www.cyberciti.biz/faq/red-hat-centos-fedora-send-package-update-notification-via-email/#comments Thu, 05 Feb 2009 13:19:27 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=3230 I know how to send package update email notification under Debian / Ubuntu Linux. How do I send Automatic Email Notification under RHEL v4/5, CentOS, Red Hat and Fedora Linux, when security & package updates available? How do I force yum to send an email when upgrades available? ]]> http://www.cyberciti.biz/faq/red-hat-centos-fedora-send-package-update-notification-via-email/feed/ 8 http://www.cyberciti.biz/faq/linux-display-date-and-time-of-login/ http://www.cyberciti.biz/faq/linux-display-date-and-time-of-login/#comments Wed, 28 Jan 2009 19:24:47 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=5597 How do I display user last login date and time under Linux operating systems?]]> http://www.cyberciti.biz/faq/linux-display-date-and-time-of-login/feed/ 0 http://www.cyberciti.biz/faq/solaris-unix-display-routing-table-status-with-netstat/ http://www.cyberciti.biz/faq/solaris-unix-display-routing-table-status-with-netstat/#comments Tue, 27 Jan 2009 06:42:09 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=5560 How do I show networking routing table information under Solaris UNIX operating systems using a shell prompt?]]> http://www.cyberciti.biz/faq/solaris-unix-display-routing-table-status-with-netstat/feed/ 0 http://www.cyberciti.biz/faq/linux-unix-ping-a-block-of-hosts-netblock/ http://www.cyberciti.biz/faq/linux-unix-ping-a-block-of-hosts-netblock/#comments Thu, 08 Jan 2009 09:05:37 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=3055 Q. How do I ping a block of hosts such as 192.168.1.0/24?]]> http://www.cyberciti.biz/faq/linux-unix-ping-a-block-of-hosts-netblock/feed/ 6 http://www.cyberciti.biz/faq/unix-ping-command-examples/ http://www.cyberciti.biz/faq/unix-ping-command-examples/#comments Fri, 02 Jan 2009 16:35:21 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=5638 How do I use UNIX ping command to troubleshoot UNIX networking problems?]]> http://www.cyberciti.biz/faq/unix-ping-command-examples/feed/ 0