Aarvi

cPanel – Can’t change hostname

While setting hostname from WHM  >>  Change Hostname We were seeing below error “The hostname was already set to server1k.online.net, syncing configuration only. Error setting new hostname: Could not execute hostname binary Could not set property: Connection timed out” After googling found a alternate solution to this via cli The command was   /usr/local/cpanel/bin/set_hostname  <hostname> It […]
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Error: exim logged Undefined subroutine &main::user2uid called. LOG: MAIN

Exim error : LOG: MAIN cwd=/root 4 args: /usr/sbin/exim -i -v testemail@gmail.com LOG: MAIN REJECT F=<root@darkmatter.dnsprotect.com> rejected by non-SMTP ACL: failed to expand ACL string "${if eq{$originator_uid}{${perl{user2uid}{nobody}}}{1}{0}}": Undefined subroutine &main::user2uid called. LOG: MAIN cwd=/var/spool/exim 8 args: /usr/sbin/exim -v -t -oem -oi -f <> -E1UY3r2-000 root@server-web [~]# /scripts/buildeximconf Configuration file passes test! New configuration file was […]
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Disable Mails from single cPanel account

We were having an issue where spams emails were sent from single cpanel account We could not suspend the account and disable emails So the solution to this was to keep website online and disable only emails we use the below method to disable emails for a single cPanel account. SSH to server and use […]
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softaculous License refresh from command line

Softacalous license from GUI interface is just click of mouse work However if you are doing it from cli You need to run below cron to refresh the softacalous license root@vps [~]# /usr/local/cpanel/3rdparty/bin/php /usr/local/cpanel/whostmgr/docroot/cgi/softaculous/cron.php root@vps [~]#  
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view external: query (cache) ‘.in-addr.arpa/PTR/IN’ denied

While working on some issue on clients server I could see large number of DNS request in /var/log/messages which were flooding DNS server Jul 27 12:48:55 oklahoma named[14354]: client 74.125.72.2#33485: view external: query (cache) ‘192.245.129.104.in-addr.arpa/PTR/IN’ denied Jul 27 12:48:55 oklahoma named[14354]: client 173.194.103.8#53106: view external: query (cache) ‘31.249.129.104.in-addr.arpa/PTR/IN’ denied Jul 27 12:48:55 oklahoma named[14354]: client […]
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Disable Ipv6 on Centos-5

On up-to-date RHEL5 or CentOS5 (currently that means 5.10 aka 5U10) Add the following line to /etc/sysctl.conf: net.ipv6.conf.all.disable_ipv6 = 1 1 net.ipv6.conf.all.disable_ipv6 = 1 On a live system you can disable it with: echo 1 > /proc/sys/net/ipv6/conf/all/disable_ipv6 1 echo 1 > /proc/sys/net/ipv6/conf/all/disable_ipv6
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Disable Strict Mode mysql mariadb

While working on WHMCS I was not able to generate tickets I found out issue was due to mysql being in strict mode I tried disabling mysql strict mode  by adding entries in  /etc/my.cnf sql_mode=”” However it didnt work out. I have found that there is a /usr/my.cnf file that is enabling strict mode on  […]
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SSL connect attempt failed error

While working on one of clients server I was getting below error while updating cpanel license in server root@hoskb [~]# /usr/local/cpanel/cpkeyclt Updating cPanel license…Done. Update Failed! Error message: Transition to SSL failed: SSL connect attempt failed error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed also while debugging did try yum update however I got an error as well root@host113 […]
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No route to host: AH00056: connect to listener on [::]:443

While working on one of clients server I came across one of  the errors in Apache error logs root@hosting [/usr/local/apache/logs]# tail -n 10 error_log [Thu Jul 07 23:28:49.791175 2016] [core:warn] [pid 1845] (113)No route to host: AH00056: connect to listener on [::]:443 The error was due to basically iptables blocking I went ahead and flushed […]
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