Ngoprek Tech | Tips, Tools, Dan Tutorial IT

Centos

Welcome to emergency mode! Give root password for maintenance after logging in – Centos 7

January 3, 2020October 2, 2020admin

Problem : Welcome to emergency mode! Give root password for maintenance after logging in – Centos 7 Biasanya dikarenakan ada HDD yang di mounting namun […]

The mail server detected your messages as spam and has prevented delivery (80)

December 26, 2019December 26, 2019admin

Postfix Zimbra

status=deferred (host xx.com[x.x.x.x] refused to talk to me: 451 4.7.1 Please try again later) – Postfix

December 6, 2019December 6, 2019admin

Exim Cpanel/WHM

Deferred due to greylisting. Host: ‘x.x.x.x’ From: ‘[email protected]’ To: ‘[email protected]’ SPF: ‘unchecked’

November 13, 2019November 13, 2019admin

Cpanel/WHM Exim

How to fix SMTP Transaction Time timeouts in cPanel

November 13, 2019November 13, 2019admin

Email Server

Membuat smtp gmail supaya bisa di pake untuk outgoing autentikasi

October 29, 2019October 29, 2019admin

Email Server DNS

Membuat Record DMARC untuk domain

October 25, 2019October 25, 2019admin

Google Apps

Range IP Google + Gsuite

October 25, 2019October 25, 2019admin

Debian

Getting error while opening /etc/profile: Error reading lock file ./.profile.swp: Not enough data read

October 10, 2019October 10, 2019admin