Bobcares Blog
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Physical Vs Virtual server : Which one should you choose?
Virtualization is the new normal in building IT infrastructure. VPSs and Cloud servers are increasingly used to run business applications. However, there’s still a robust demand for physical servers, and many IT directors still swear by the efficiency and...
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How to mitigate VMware vIDM local privilege escalation vulnerability CVE-2016-5335 and vRA remote code execution vulnerability CVE-2016-5336
VMWare has issued a latest security advisory VMSA-2016-0013, which addresses two critical vulnerabilities of VMWare products – CVE-2016-5335 and CVE-2016-5336. These are severe vulnerabilities that affect VMware Identity Manager and vRealize Automation software....
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Setting up AWS for HTTP/2 support
As per recent statistics, websites adopting HTTP/2 protocol are rapidly increasing and around 68% of HTTPS traffic is now attributed to HTTP/2. HTTP/2 uses techniques to minimize the number of connections and proactively serve page resources to improve site speed and...
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What is Rkt (Rocket) container technology? Should you use it?
rkt (aka Rocket) is the latest entrant to the container ecosystem. With special focus on security, portability and extendability, rkt is worth a look.
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Docker vs Virtual machines – What’s best for your business?
Though Docker containers are sometimes referred as ‘light-weight VMs’, they are not VMs (virtual machines). Both serve different purposes, and hence one cannot replace the other. While VMs are based on server virtualization technology, Docker uses...
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Speeding up WordPress Workflow – How we used Docker to prevent project delays
A typical WordPress development workflow starts with setting up development environment to uploading the bug-free code to the live website. WordPress environment may vary with each project requirement. The version, features, plugins, web applications, content,...
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How to fix error ‘Could not access KVM kernel module’ in Proxmox, Virtualizor, SolusVM, Redhat, CentOS and Ubuntu
KVM is a Linux virtualization technology that’s used in many virtualization solutions such as Proxmox, Virtualizor and SolusVM. All major Linux systems like RedHat, CentOS, Debian and Ubuntu have in-built support for KVM. Bobcares helps VPS providers and server...
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550 Relay Not Permitted – How to fix it in Exim, cPanel, Outlook, Thunderbird and Outlook Express
‘550 Relay Not Permitted’ is a commonly noted error message in email programs when users attempt to send mails without proper authentication. Relaying an email means using a mail server to send mails from one destination to another – local or remote....
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How to fix email error ‘403 4.7.0 TLS handshake failed’ in cPanel, Plesk, Exim, Qmail, Exchange and SendMail servers
Debugging and fixing email errors is a common task we perform in our Outsourced Web Hosting Support services provided to shared server owners. Among the common mail server errors, ‘403 4.7.0 TLS handshake failed’ error happens when a sender tries to send...
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How to fix “550 Requested action not taken: mailbox unavailable or not local” in Plesk servers
In Plesk Windows servers, the default mail server is MailEnable. Plesk account owners in these servers sometimes report the MailEnable error SMTP server response: 550 Requested action not taken: mailbox unavailable or not local when trying to send out mails or when...
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Docker vs Virtual machines – What’s best for your business?
Though Docker containers are sometimes referred as ‘light-weight VMs’, they are not VMs (virtual machines). Both serve different purposes, and hence one cannot replace the other. While VMs are based on server virtualization technology, Docker uses...
read more
Speeding up WordPress Workflow – How we used Docker to prevent project delays
A typical WordPress development workflow starts with setting up development environment to uploading the bug-free code to the live website. WordPress environment may vary with each project requirement. The version, features, plugins, web applications, content,...
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How to fix ‘SMTP AUTH is required for message submission on port 587’ error in cPanel/WHM servers
Mail servers have an SMTP authentication feature enabled in them, to validate users who try to send mails through that server. The ‘SMTP AUTH’ error usually happens when users try to send mails without properly authenticating their mail account in email...
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Speeding up WordPress Workflow – How we used Docker to prevent project delays
A typical WordPress development workflow starts with setting up development environment to uploading the bug-free code to the live website. WordPress environment may vary with each project requirement. The version, features, plugins, web applications, content,...
read more
WordPress v4.5.3 vulnerable to Denial of Service (DoS) exploits via CVE-2016-6896 and CVE-2016-6897 – Here’s how to fix it
If your website runs on WordPress v4.5.3 website, attackers can now bring down your site through a Denial of Service attack. This is possible through two vulnerabilities that were disclosed on 22nd Aug: CVE-2016-6897 – This is a Cross Site Request Forgery...
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How to fix Fatal error: Class ‘PDO’ not found in PHP apps like Drupal, Prestashop, Joomla, etc
Fatal error: Class ‘PDO’ not found is an error seen in websites running PHP applications such as Drupal, Prestashop, WordPress, etc. It’ll look something like this: Fatal error: Class 'PDO' not found in...
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Top 5 reasons to use Live Chat for customer support
Suppose your server is down. What would you do? Would you rather email the support team and keep checking your mails or contact their live chat for instant updates? Surveys show that customers prefer live chat over other phone or email. Here we’ll see the 5...
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Case study : How a UK web host turned brickbats into bouquets using 24/7 support and preventive server maintenance
Spring 2013 – Domino Host* (name changed), a UK based web hosting company was getting pounded by bad reviews in popular webmaster forums. “Worst service ever! Mail’s been down for 10 hours now, and no response yet from Domino support. Are these guys...
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How Bobcares outsourced customer support helps companies build customer loyalty and accelerate growth
We believe that it is not enough to make customers happy, but to make them truly delighted with the support experience, so that they’ll spread the word around and help our clients grow.
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