Explore Our Latest Updates
Stay informed and inspired with our blogs to navigate and resolve any technical challenges that you may encounter.
IPTables NAT Masquerade – How we do it?
Ever wondered how private networks can share a single public IP without breaking a sweat? Enter iptables NAT masquerade, a powerful tool that makes this possible. Essentially, it functions as a router, cleverly hiding the access of private networks while sharing a...
Postfix error mail transport unavailable – How we figured it out
There are lots of undelivered outgoing emails in my server and I see an error message as Postfix error mail transport unavailable! . What I need to do? One of the typical postfix errors which creates a problem for many of our customers. Mail transport unavailable...
Fail2ban ignoreip – Easy way to whitelist trusted IPs
Fail2ban ignoreip is a default feature to whitelist trusted IPs. Usually, fail2ban bans IPs that are suspicious while monitoring logs. But if the user wants to whitelist a trusted IP, we edit ignoreip in the conf file. At Bobcares, we use fail2ban to whitelist IPs, as...
Fail2ban blacklist IP – Easy way to do it!!
Have you ever wondered how fail2ban blacklist IP? Fail2ban protects our server mainly from brute-force attacks. It bans suspicious IP addresses in the server firewall. At Bobcares, we often receive requests to blacklist IP addresses as part of our Server Management...
Moodle SMTP error could not authenticate- Quick Resolution!!
Are you frustrated with "Moodle SMTP error could not authenticate"? Though moodle comes with many standard features, it is never free of errors. An SMTP authentication error is a tricky moodle error. This occurs mainly due to errors in SMTP fields in moodle...
Postfix queue file size limit exceeded – Quick fix!
Is your server reporting Postfix queue file size limit exceeded error? This can be simply resolved by changing the message size limit in the config file. Mails are so crucial today and so are the mail errors. Hence, at Bobcares we provide an immediate fix for Postfix...
No Results Found
The page you requested could not be found. Try refining your search, or use the navigation above to locate the post.
No Results Found
The page you requested could not be found. Try refining your search, or use the navigation above to locate the post.
No Results Found
The page you requested could not be found. Try refining your search, or use the navigation above to locate the post.
No Results Found
The page you requested could not be found. Try refining your search, or use the navigation above to locate the post.
VPN error 800 VPN tunnels failed – Top 5 causes and fixes
VPN is a quick way to ensure a secure connection to the server. However, it often shows errors like VPN error 800: VPN tunnels failed. Usually, VPN error 800 occurs due to incorrect server details, network or connectivity errors, firewall restrictions, etc. So, at...
Rsync error code 23 – How we sort it out?
Rsync error: some files could not be transferred (code 23). Got this error message and looking for a fix? Basically, the rsync error code 23 denotes 'partial transfer due to error'. This happens due to file permission problems. At Bobcares, we often get requests to...
How to unblock IP in DirectAdmin – The quick way!
IP blocks are always frustrating when it denies access to your DirectAdmin server. Such security restrictions protect the server from unauthorized logins, hack attempts, etc. To regain access, users need to know how to unblock the IP in DirectAdmin. At Bobcares, we...
Restore database using MDF and LDF file – The smart way
Databases often crash and end up in restore. Restoring a database from a .BAK file is a simple task from the MS SQL management studio. However, restoring the database using .mdf and .ldf can be confusing for the database user. At Bobcares, we often get requests to...
rsync error 24 – Causes and fixes!!
Are you stuck with rsync error 24? Errors are common while executing Rsync commands. When the Rsync command fails, it returns error codes with a predefined error description. The error code 24 mainly happens when there is a partial transfer due to vanished source...
ooops! ionCube Loader not found – How we fix it?
Am just trying to install a plugin on my WordPress website. But it shows "Ooops! ionCube Loader not found." Please fix! That was a recent HelpDesk request we received in our Server Management Services. Ioncube errors often confuse users and they will be clueless about...
Never Again Lose Customers To Poor
Server Speed! Let Us Help You.

