Quota Errors in Exim’s Panic Log

In cPanel 11.25, you may be seeing errors like this in /var/log/exim_paniclog:
2010-04-15 12:33:27 failed to expand condition "${if exists {$home/etc/$domain/quota}{${if > {${lookup{$local_part}lsearch{$home/etc/$domain/quota}{$value}{0}}}{0}{${if eq {${if exists {$home/mail/$domain/$local_part/maildirsize}{1}{0}}}{0}{${if > {${run {/usr/local/cpanel/bin/eximwrap GETDISKUSED $local_part $domain}}}{${lookup{$local_part}lsearch{$home/etc/$domain/quota}{$value}{0}}}{true}{false}}}{${perl{checkuserquota}{$domain}{$local_part}{$message_size}{${lookup{$local_part}lsearch{$home/etc/$domain/quota}{$value}}}{$home/mail/$domain/$local_part/maildirsize}}}}}{false}}}{false}}" for virtual_user_maildir_overquota router: absolute value of integer "10485760000" is too large (overflow)
To fix this, run :

/scripts/reset_mail_quotas_to_sane_values –force –confirm –verbose

Roundcube: MySQL or SQLite?

cPanel 11.25 introduces a new feature: The ability to have RoundCube use SQLite instead of MySQL. After benchmarking resource usage and performance, I’ve come to the conclusion that SQLite is definitely the best way to go for Roundcube. Having trou
ble making the decision? This article may help clear things up for you.

10 Tips for Improving Email Delivery

One of the most common problems that hosting providers face is the issue of user email not being delivered to other mail servers. Not only does it annoy the end user, but it’s extremely frustrating for the server administrator to deal with since there’s not always a clear indication of why email doesn’t get delivered successfully. In this post I’ll explain a few tips for helping improve the reliability of your mail server, and some tips you can give to your end users that send mailing lists.’

Copy Outgoing Email on a cPanel Server with Exim

A common request we get is how a user can automatically BCC outgoing email to another address. This is most often requested by law firms that need to be able to retain copies of communication. Forwarding incoming email is easy – there’s already a section in cPanel for it. However, if you want to forward outgoing email there’s a small twist.

Exclude Domains from RBL Checks for Incoming Email

Update: This feature is automatically enabled as of cPanel 11.36.1.4
If you have RBL’s enabled globally on your server, there may be times when you want to keep certain domains from having their mail scanned against an RBL. While cPanel supports excluding sender IP addresses from these checks, some manual Exim modifications are needed to exclude recipient domains.

Implementing SendGrid with Exim on cPanel

Setting up your cPanel server to send through a third-party mail server is very easy to do, if you understand the basics of how cPanel builds its Exim configs. You never want to edit your exim.conf file directly – your changes will be wiped out any time a cPanel update runs or someone makes a change via the Exim Configuration Editor in WHM.  Below is a quick guide on setting up a custom mail router with a provider like SendGrid, which in turn will route all outbound email through the external mail service.

Email marketing: its types, method and benefits

One on the most effective and up-to-date modes of marketing and advertisement is email marketing. It has tremendously revolutionized the world of marketing and has proved to be a great tool in achieving high profits and great benefits. Almost every business today needs a well-developed email marketing mechanism to maintain its place in the industrial cut-throat competition. Here we’ll discuss the details, types and benefits of this amazing marketing mode that has given a new direction to businesses all over the world.