Monthly Archive: March 2010

DomainKeys and SPF

If you want to add DomainKeys and SPF for every new account created on Cpanel, then do the following. ———————————————————– Add DomainKeys for single user /usr/local/cpanel/bin/domain_keys_installer username ———————————————————– Add DomainKeys for all CPanel users....

Mailbox quota shown wrong on cPanel

On your cPanel dedicated server, for an email the mailbox quota is displayed wrong ,Go through the following steps: Login to your server as rootcd /home/username/mail/domain.com/emailaccountrm -rf maildirsize Now, login to cPanelGo to email...

repquota 100% with high load

The root process repquota is running with high cpu usage . #ps afuxww | grep -i quota ->root 10966 0.0 0.0 3276 528 ? D 05:14 0:00 | _ /usr/sbin/repquota -auvroot 10556 0.0 0.0...

Apache Optimization

Apache Optimization 1. Make a back up of your httpd.conf with following commandcp /user/local/apache/conf/httpd.conf /user/local/apache/conf/httpd.conf-backup 2. vi /user/local/apache/conf/httpd.conf 3. Make the following changes : ( you’d find these near the start ) Timeout 250KeepAlive...

DNS recursive

DNS recursive For who have recently notice that now DNSreport do verify if your DNS is recursive lookup or not, here is the tip on how to set it up. open you named.conf and...

close your open DNS servers For who have recently notice that now DNSreport do verify if your DNS is recursive lookup or not, here is the tip on how to set it up. open...

close your open DNS servers

Howto: Check and close your open DNS servers I just noticed www.dnsreport.com seems to have new check: it checks for open DNS server. This is how you check: 1) Go to http://www.dnsreport.com/tools/dnsreport.ch?domain=yourdoamin.com2) Check for...

recursion restrictions for named.conf

Check /etc/named.conf for recursion restrictionsI’m getting this warning from check server security option in csf : You have a local DNS server running but do not have any recursion restrictions set in /etc/named.conf. This...

Mysql optimization

=========================================[mysqld]set-variable = max_connections=500safe-show-databaselocal-infile=0===========================================[mysqld]max_connections = 500key_buffer = 32Mmyisam_sort_buffer_size = 32Mjoin_buffer_size = 1Mread_buffer_size = 1Msort_buffer_size = 2Mtable_cache = 4000thread_cache_size = 286interactive_timeout = 25wait_timeout = 7000connect_timeout = 10max_allowed_packet = 16Mmax_connect_errors = 10query_cache_limit = 4Mquery_cache_size = 12Mquery_cache_type =...

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