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CentOS Web Panel error “503 backend fetch failed” – Here’s how to fix it
CentOS Web Panel is a free control panel that allows quick and easy management of servers. It allows to improve server performance and website speed with web applications like Varnish Cache. But, enabling Varnish Cache often creates the error "503 backend fetch...
Backup Mail Exchanger – Here’s how to setup it up
For website owners, emails play a crucial role in their business. So, they prefer to use a correctly configured Backup mail exchanger, as a part of their disaster recovery plan. However, this requires some extra work to configure the server as a Backup Mail Exchanger....
cPanel www not working – How to fix it instantly!
My website is domain.com and it doesn't load up if I place the www. The address with the www gives a "Cannot find server" page message in Firefox and IE. In our role as Technical Support Services for web hosting companies, such website related errors are common...
CentOS vs CloudLinux – Which is the right choice ?
Linux presents various types of servers like Cloudlinux, CentOS, Ubuntu etc. Every server type has its own merits and demerits. And, the choice of the server type depends on factors like purpose of the server, number of accounts etc. This often confuses new server...
“554 no smtpd here” – Here’s how to fix it
Email errors can be frustrating, especially if they are cryptic, like "554 no smtpd here". You know that the recipient rejected the message, but why? Here at Bobcares, we often help website owners to resolve such email errors as part of our Outsourced Technical...
Instant fix for Exim4 ‘mailing to remote domains not supported’ error
A message that you sent could not be delivered to one or more of its recipients. This is a permanent error. The following address(es) failed: user@domain.com . Mailing to remote domains not supported. This is a commonly noticed error in new servers or servers...
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