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Guides from the NOC

Written from running the hardware — what breaks, why, and the command that fixes it.

197 posts matching “cpanel” · Clear

Troubleshooting Fix 'open_basedir Restriction in Effect' in cPanel & WordPress

PHP warning open_basedir restriction in effect blocking WordPress? Learn what causes it in cPanel and VPS hosting, and the exact fix for each case.

2 August 2026 · 5 min · 7 views
Hosting cPanel User Manager: Link Email, FTP, and Web Disk Right

Confused by cPanel User Manager? Learn how it differs from Email Accounts and FTP Accounts, and fix login, permission, and Web Disk errors fast.

30 July 2026 · 6 min · 3 views
Domains cPanel Zone Editor: Add, Edit, and Delete DNS Records

Learn how to add, edit, and delete DNS records in cPanel's Zone Editor, including record types, TTL tips, and why changes sometimes don't take effect.

30 July 2026 · 6 min · 4 views
Hosting cPanel Email Not Syncing? Fix POP3 vs IMAP Mismatches

Emails missing on one device or duplicated on another? Fix cPanel email sync issues caused by POP3/IMAP mismatches and corrupted Dovecot indexes.

30 July 2026 · 6 min · 4 views
Hosting How to Rename a cPanel Account Without Breaking Anything

Renaming a cPanel account can break email, cron jobs, and SSL if done the wrong way. Here is the safe WHM rename process and what to check before and after.

30 July 2026 · 6 min · 3 views
cPanel Softaculous Auto Backups Filling Your cPanel Disk Quota

Softaculous auto-backups quietly filling your cPanel disk quota? Learn where they're stored, how to clear them, and stop future quota warnings for good.

29 July 2026 · 6 min · 3 views
cPanel Addon Domain Showing the Wrong Site in cPanel? The Fix

Addon domain loading your main site, a blank 404, or an SSL warning in cPanel? Learn the real causes—DNS, document root, .htaccess—and how to fix each one fast.

29 July 2026 · 6 min · 4 views
cPanel cPanel PHP Handlers Explained: suPHP vs DSO vs LSAPI

Confused why permissions or PHP settings behave differently on cPanel? Learn what suPHP, DSO, FastCGI, and LSAPI do, and how to fix the errors they cause.

29 July 2026 · 5 min · 3 views
Troubleshooting Wrong Visitor IP in cPanel Logs? Fix It Behind Cloudflare

Cloudflare showing the same IP for every visitor in cPanel logs, AWStats, or WordPress? Learn how to restore the real client IP and stop bad Fail2Ban bans.

29 July 2026 · 5 min · 4 views
Troubleshooting Outlook Autodiscover Not Working? Fix Email Auto-Setup in cPanel

Outlook or Thunderbird stuck on 'Searching for your mail server settings'? Fix cPanel autodiscover and autoconfig so mail clients set up email automatically.

29 July 2026 · 6 min · 5 views
Troubleshooting cPanel 'Relay Access Denied': Why Your Server Won't Send Mail

cPanel Exim rejecting outbound mail with 'relay access denied'? Learn why it happens and how to fix envelope sender, SMTP auth, and ACL issues.

28 July 2026 · 6 min · 4 views
Troubleshooting cPanel Webmail Login Failed or Blank Screen? The Real Fix

cPanel Roundcube webmail stuck blank or rejecting your password? Learn the real causes — quota, cache, login format — and fix each one step by step.

28 July 2026 · 6 min · 6 views
Hosting Password Protecting a Directory in cPanel: Setup & Fixes

Lock a folder with cPanel Directory Privacy the right way. Fix login loops, caching conflicts, and .htpasswd path errors that break Basic Auth.

28 July 2026 · 6 min · 4 views
Hosting cPanel AWStats vs Webalizer: Why Your Visitor Stats Don't Match

AWStats, Webalizer, and Google Analytics all show different visitor counts for the same site. Learn why, and how to fix and read cPanel's traffic stats corre...

28 July 2026 · 6 min · 4 views
Hosting cPanel IP Blocker: Block or Allow Specific IP Addresses

Learn how cPanel's IP Blocker actually works, how to block or allow specific visitor IPs, and why it fails behind Cloudflare or with rotating bot traffic.

28 July 2026 · 6 min · 5 views
Hosting CloudLinux Symlink Protection: Fix 403/500 in cPanel

Getting a 403 or 500 error on a symlinked file in cPanel? Learn how CloudLinux's Symlink Race Condition Protection works and how to fix it the right way.

28 July 2026 · 5 min · 3 views
Hosting cPanel Default Address (Catch-All Email): Setup & Risks

cPanel catch-all email flooding your mailbox with junk? Learn what Default Address does, why it invites spam and backscatter, and how to turn it off safely.

28 July 2026 · 6 min · 4 views
Hosting Fix 'Invalid' Status in cPanel's Email Deliverability Tool

cPanel's Email Deliverability tool showing Invalid or Not Enabled for SPF, DKIM, or DMARC? Here's what each status means and how to fix local DNS conflicts.

28 July 2026 · 5 min · 2 views
Troubleshooting CloudLinux CageFS: Fix “Command Not Found” Errors in cPanel

CloudLinux CageFS hiding a binary from your cPanel account? Learn why CageFS isolates users and how to safely make new commands and extensions visible.

27 July 2026 · 6 min · 2 views
VPS Moving From Shared cPanel Hosting to a VPS: A Practical Guide

Outgrown shared cPanel hosting? Here's how to move your site, database, mail, and DNS to a VPS step by step without downtime or lost email.

27 July 2026 · 7 min · 5 views
Hosting How to Create a Mailing List in cPanel (and Fix Bounce Issues)

Set up a Mailman mailing list in cPanel, then fix messages stuck in moderation, silent unsubscribes from bounce handling, and DMARC delivery failures.

27 July 2026 · 6 min · 2 views
Hosting cPanel Email in Outlook, Thunderbird & Your Phone: Setup Guide

Configure your cPanel email in Outlook, Thunderbird, iPhone Mail or Gmail app the right way - correct IMAP/SMTP ports, SSL settings, and common login fixes.

22 July 2026 · 5 min · 4 views
Hosting cPanel AutoSSL Won't Cover Your Wildcard Subdomain? Fix It

Subdomain showing 'Not Secure' while your main domain is fine? Learn why cPanel AutoSSL skips wildcards and how to get real wildcard SSL coverage fast.

22 July 2026 · 6 min · 1 view
Hosting cPanel Mailbox Full: Fix 'Over Quota' Email Bounces

Emails bouncing with 'mailbox full' or 'over quota' in cPanel? Find the full mailbox, clear it via SSH or webmail, and stop it from recurring.

22 July 2026 · 5 min · 2 views