About Linux FAQ

• So much to read, so little time! Read our FAQ to help you cut through the clutter of information overload. more »

• nixCraft welcomes readers' articles and guest blogging posts. We're interested in articles on programming, security, database, Linux and anything else related to technology.

7 FAQ tagged "fedora"

• Linux tar: /dev/st0: Cannot write: Invalid argument error and solution :

  Q. When I run tar command it fails with an error that read as follows:
  tar: /dev/st0: Cannot write: Invalid argument
  How do I fix this error under CentOS / Debian / Fedora / RHEL Linux HP server systems?

• Linux / FreeBSD: Multiple IP Addresses on One Interface :

  Can one Linux / BSD system respond to multiple IP address on a single Ethernet interface? I need to run multiple web sites and mod_ssl with a single server. How do I configure my box for multiple IP address?

• Block ip address of spammers with iptables under Linux :

  Q. How do I block ip address of spammers with iptables based firewall under CentOS Linux 5?
  A. You can simply block IP address of spammers by editing /etc/sysconfig/iptables file under:
  a) CentOS Linux
  b) Fedora Linux
  c) RHEL 4.x/5.x etc
  Open file /etc/sysconfig/iptables:
  # vi /etc/sysconfig/iptables
  Append ip address of spammers as follows:
  -A RH-Firewall-1-INPUT -s SPAMMER-IP -j DROP
  -A RH-Firewall-1-INPUT -s SPAMMER-SUBNET-BLOCK [...]

• Linux disable unneeded modules in Apache to save memory :

  Q. How do I disable unneeded Apache modules under Debian Linux?
  A. You can disable all unneeded modules in Apache to save memory and improve performance. This may also result into improved security. Different Linux distribution follows different methods for disabling modules.
  Debian / Ubuntu Linux disable a module
  Debian / Ubuntu Linux comes with two scripts:
  (a) a2enmod [...]

• Turn on or enable BIND DNS server logging to see all queries or for troubleshooting problem :

  Q. How do I turn on DNS server logging so that I can see all the queries on my CentOS 4.0 server?
  A. You can use rndc command which controls the operation of a name server. It supersedes the ndc utility that was provided in old BIND releases. If rndc is invoked with no command [...]

• Linux Machine not authorized to use this PPP address error :

  Q. I’m using Fedora Core Linux. Recently I changed my ISP. Now I get error as follows when I try to start PPP:

  PPP authorization failed
  Machine not authorized to use this PPP address
  How do I fix this problem?
  A. PPP is the protocol used for establishing internet links over dial-up modems, DSL connections, [...]

• PHP not connecting to a MySQL database server :

  Q. I have Apache Web server and MySQL configured. Everything works fine except I am not able to connect to a MySQL database server (I am able to connect mysql server with mysql client). So how do I configure or connect PHP scripts?
  A. You need to install MySQL module for php4 or php5. Without php-mysql [...]

Search FAQs

Advertisements

Archives

• Select Month July 2008 June 2008 May 2008 April 2008 March 2008 February 2008 January 2008 December 2007 November 2007 October 2007 September 2007 August 2007 July 2007 June 2007 May 2007 April 2007 March 2007 February 2007 January 2007 December 2006 November 2006 October 2006 September 2006 August 2006 July 2006 June 2006 May 2006 April 2006 March 2006 February 2006 January 2006

more ~/options

• About us
• Testimonials
• Contact us

nixCraft RSS Feeds

Copyright © 2006-2008 nixCraft. All rights reserved - TOS/Disclaimer - Privacy policy - Sitemap - Powered by Open source software.