User contributions for Saurabh
From Notes_Wiki
- 04:44, 9 November 2012 diff hist +1,457 N Tracing physical location of IP address in network using switches Created page with "=Tracing physical location of IP address in network using switches= To trace where is particular IP switch port by switch port we can make use of two different types of table..."
- 04:42, 9 November 2012 diff hist +71 m Switch configuration notes
- 04:41, 9 November 2012 diff hist +1,550 N Loading IOS on Cisco switch which has no existing IOS Created page with "=Loading IOS on Cisco switch which has no existing IOS= It is possible while upgrading IOS on switch that we upload some corrupted / wrong version of image. In that case swit..."
- 04:40, 9 November 2012 diff hist +59 m Switch configuration notes
- 04:40, 9 November 2012 diff hist +1,014 N Upgrading Cisco switch IOS using tftp server Created page with "=Upgrading switch IOS from telnet and tftp server= Normally if the previous image of switch IOS has web interface (flash:/html directory present) then we can use Cisco Networ..."
- 04:38, 9 November 2012 diff hist +50 m Switch configuration notes
- 04:36, 9 November 2012 diff hist +1,007 N Reset enable password on Cisco switch Created page with "=Reset enable password on Cisco switch= If we do not know enable / console / telnet etc. password of switch and have physical access to switch then, we can reset the password..."
- 04:36, 9 November 2012 diff hist +72 N Switch configuration notes Created page with "=Switch configuration notes= *Reset enable password on Cisco switch"
- 04:35, 9 November 2012 diff hist +71 m Main Page
- 10:02, 8 November 2012 diff hist +960 N Backing up and restoring MySQL database Created page with "=Backing up and restoring MySQL database= ==MySQL database backup== To backup MySQL database one can use '<tt>mysqldump</tt>' program. Syntax for mysqldump is: <pre> mysqldu..."
- 09:56, 8 November 2012 diff hist +45 m Mariadb configuration
- 09:55, 8 November 2012 diff hist +969 N Restoring mediawiki from database backup Created page with "=Restoring mediawiki from database backup= Most of the times during restore the latest version of mediawiki available would be never then version of mediawiki from which back..."
- 09:54, 8 November 2012 diff hist +626 N Installing PdfExport extension for mediawiki Created page with "=Installing PdfExport extension for mediawiki= *First install `<tt>htmldoc</tt>' package using yum. *You can get the source code for extension from http://www.mediawiki.org/..."
- 09:53, 8 November 2012 diff hist +2,397 N Enabling and using file uploads with mediawiki Created page with "=Enabling and using file uploads with mediawiki= ==Configuring mediawiki== You can add following lines to LocalSettings.php file to enable uploads quicky <pre> #Setting local..."
- 09:53, 8 November 2012 diff hist +490 N Changing logo displayed by mediawiki Created page with "=Changing logo displayed by mediawiki= To change logo displayed by mediawiki, change value of '$wgLogo' variable in file 'LocalSettings.php'. Sample value is listed below. <p..."
- 09:52, 8 November 2012 diff hist +1,691 N Blocking registration on mediawiki Created page with "=Blocking registration on mediawiki= There are various user groups in MediaWiki. One of the groups is '*' which includes all users (including anonymous users). Registered use..."
- 09:52, 8 November 2012 diff hist +2,430 N Configuring new mediawiki Created page with "=Configuring new mediawiki= #Download latest mediawiki source code from Internet #Extract mediawiki source in some folder (preferably <tt>/usr/share/mediawiki-<name></tt>) #O..."
- 09:51, 8 November 2012 diff hist +29 m Mediawiki configuration
- 09:50, 8 November 2012 diff hist +372 N Mediawiki configuration Created page with "=mediawiki configuration= *Configuring new mediawiki *Blocking registration on mediawiki *Changing logo displayed by mediawiki *[[Enabling and using file uploads]..."
- 09:49, 8 November 2012 diff hist +29 m Main Page
- 09:49, 8 November 2012 diff hist +980 N Removing banned IP from denyhosts Created page with "=Removing banned IP from denyhosts= To remove banned IP from denyhosts follow these steps: Check whether IP is present in "/etc/hosts.deny" or not. If IP is not present in t..."
- 09:48, 8 November 2012 diff hist +1,297 N Configuring new denyhosts server from source Created page with "=Configuring new denyhosts server from source= # Download latest source code for denyhosts from Internet. # Extract file using something like '<tt>tar xzf DenyHosts-2.6.tar.g..."
- 09:48, 8 November 2012 diff hist +12 m Denyhosts configuration
- 09:48, 8 November 2012 diff hist +103 N Denyhosts configuration Created page with "=Denyhosts configuration= *Configuring new denyhosts server *Removing banned IP from denyhosts"
- 09:47, 8 November 2012 diff hist +29 m Main Page
- 09:46, 8 November 2012 diff hist +1,017 N Troubleshooting zimbra issues Created page with "=Troubleshooting zimbra issues= ==ldap fails to start== Zimbra ldap may fail to start if domain to IP address mapping is incorrect. Ensure that if primary domain in example...."
- 09:46, 8 November 2012 diff hist +4,442 N Basic zimbra configuration Created page with "=Zimbra= ==Installation== #Zimbra setup can be downloaded from http://www.zimbra.com/downloads/os-downloads.html #Verify md5sum and then extract download archive #<tt>servic..."
- 09:46, 8 November 2012 diff hist +97 N Zimbra server configuration Created page with "=Zimbra server configuration= *Basic zimbra configuration *Troubleshooting zimbra issues"
- 09:45, 8 November 2012 diff hist +33 m Main Page
- 09:44, 8 November 2012 diff hist +2,997 N SNMP server configuration for Linux hosts Created page with "=SNMP server configuration for Linux hosts= Steps: #Ensure that packages '<tt>net-snmp</tt>' and '<tt>net-snmp-utils</tt>' are installed. #Start snmpd service and enable it o..."
- 09:44, 8 November 2012 diff hist +75 N SNMP server configuration Created page with "=SNMP server configuration= *SNMP server configuration for Linux hosts"
- 09:44, 8 November 2012 diff hist +31 m Main Page
- 09:43, 8 November 2012 diff hist +801 N Cache peer configuration for squid Created page with "=Cache peer configuration for squid= ==Configuring cache peer for some specific domains== We can configure parent proxy for few specific domains. This can be useful if paren..."
- 09:42, 8 November 2012 diff hist +732 N Squid ACL notes Created page with "=Squid ACL notes= ==Blocking domains== We can use following lines to block domains youtube.com, youtube.co.uk, etc. from 10.2.48.0/24 IP range: <pre> acl youtube_facebook_s..."
- 09:41, 8 November 2012 diff hist +1,142 N Using encrypted channels to communicate with squid proxy server Created page with "=Using encrypted channels to communicate with squid proxy server= We can use <pre> https_port 8081 cert=/etc/squid/squid.pem </pre> in '<tt>squid.conf</tt>' to allow clients ..."
- 09:41, 8 November 2012 diff hist +1,602 N Configuring proxy authentication for squid Created page with "=Configuring proxy authentication for squid= ==Enabling proxy authentication using custom plugin== We can configure a program for basic authentication using lines like: <pre..."
- 09:40, 8 November 2012 diff hist +3,332 N Configuring squid cache Created page with "=Configuring squid cache= ==Configurable parameters related to squid cache== ===Configuring structure of squid_cache directory and amount of data stored=== We can configure..."
- 09:40, 8 November 2012 diff hist +1,643 N Configuring squid cache manager Created page with "=Configuring squid cache manager= ==Configure web interface of squid cache manager== Squid comes with cache manager CGI application which can be used to see cache statistics..."
- 09:39, 8 November 2012 diff hist +279 N Squid proxy server configuration Created page with "=squid proxy server configuration= *Configuring squid cache manager *Configuring squid cache *Configuring proxy authentication for squid *[[Using encrypted channe..."
- 09:39, 8 November 2012 diff hist +38 m Main Page
- 10:30, 7 November 2012 diff hist +153 N Generating new ssh host keys for openSSH server Created page with "=Generating new SSH host keys for openSSH server= To generate new SSH host keys use command: <pre> ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key </pre>"
- 10:30, 7 November 2012 diff hist +1,198 N Improving openSSH server performance Created page with "=Improving SSH server performance= There are various ways of improving SSH server performance. For example on local LAN disabling all types of DNS checks both on server and o..."
- 10:29, 7 November 2012 diff hist +675 N Disabling reverse DNS lookup for openSSH Created page with "=Disabling reverse DNS lookup for openSSH= Sometimes SSH to servers takes considerable time. This can be due to delay problems with DNS servers. If we are on local LAN and th..."
- 10:29, 7 November 2012 diff hist +1,117 N Passphrase for ssh-keys Created page with "=Passphrase for ssh-keys= When our public key, private key etc. can be used to access some sensitive information that it makes sense to protect our keys with some passphrase...."
- 10:28, 7 November 2012 diff hist +844 N Sharing multiple ssh connections Created page with "=Sharing multiple ssh connections= It is possible that once ssh connection is established with the machine, the same gets used for all additional ssh, scp, rsync etc. connect..."
- 10:28, 7 November 2012 diff hist +2,854 N Chrooting sftp users to home directory with openSSH Created page with "=Chrooting sftp users to home directory with openSSH= In shared hosting environment it might be desired that users can only do sftp and cannot execute shell commands. Also it..."
- 10:27, 7 November 2012 diff hist +577 N Configuring idle timeout for openSSH Created page with "=Configuring idle timeout for openSSH= We can configure idle timeout for ssh so that if there is no activity for given period, the user is automatically logged out. To config..."
- 10:27, 7 November 2012 diff hist +2 m OpenSSH server configuration
- 10:26, 7 November 2012 diff hist +336 N OpenSSH server configuration Created page with "=OpenSSH server configuration= *Configuring idle timeout for shell *Chrooting sftp users to home directory with openSSH *Sharing multiple ssh connections *[[Passp..."
- 10:25, 7 November 2012 diff hist +34 m Main Page