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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 common error message in email programs when users attempt to send mails without proper authentication. This is a security measure to protect mail server from open relay. In our role as Support Engineers for web hosting companies, we see...
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 mail to a...
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 owners...
‘Login to Proxmox host failed’ – Why it happens and how to fix it?
The error 'Login to Proxmox host failed' can happen in different scenarios: When you try to access the Proxmox VE management console directly While integrating a third party module such as WHMCS into your Proxmox server During the management of a cluster of Proxmox...
Proxmox change IP address in 3 simple steps
Today we'll discuss how to change the IP address in Proxmox with just 3 steps. At Bobcares, with our Proxmox Support, we can handle your issues. Overview More on Proxmox Steps to change IP address of Proxmox server Lookup the current IP in Proxmox console Change the...
Unable to add multiple IP addresses in Proxmox LXC containers? Here’s how to fix it
By default, when an LXC container is created in Proxmox, it is assigned a single static IP to access it. Many a times, users require additional IPs in their containers. Multiple IP addresses are required in cases such as multi-site WordPress hosting, multiple websites...
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