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Zimbra Server Status shows all failed services

Feri Setyawan - 0
Step by step guide to solve problem zimbra some services are not running the following: To fix this issue:Check...
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How to stop bad bots from visiting your website

Feri Setyawan - 0
Recently I noticed in Google Analytics a lot of referral to the page https://www.mydomain-name.com//h/1486338.html that doesn’t exist on one of my website....
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Disk Utility

Cannot access disk on zfs, Don’t Panic!!

Feri Setyawan - 0
I was having an issue with one of my Proxmox 5.0 version. When I was trying to start my VM it states...
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Database

Set-Up Master-Slave Replication for PostgreSQL 9.6 on Ubuntu 16.04

Feri Setyawan - 0
What we will do: Install PostgreSQL 9.6.Configure MASTER Server.Configure SLAVE Server.Copy PostgreSQL Data from MASTER to SLAVE.Testing.
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Zimbra XXE / SSRF Vulnerability Disclosure

Feri Setyawan - 0
At March 18, 2019 , Rene Ottom, Vice President Product eMail and Collaboration announced that The Zimbra Security team has been...
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How To Install Elasticsearch, Logstash, and Kibana (Elastic Stack) on Ubuntu 16.04

Feri Setyawan - 0
Introduction The Elastic Stack — formerly known as the ELK Stack — is a collection...
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How to stop using TLS-SNI-01 with Certbot

Feri Setyawan - 0
Let’s Encrypt is removing support for domain validation with TLS-SNI-01. If you’re using Certbot and received an email titled “Action required: Let’s...
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How To Make Changes In resolv.conf Permanent in Ubuntu

Feri Setyawan - 0
When you change the DNS configuration using /etc/resolv.conf file, you must have noticed that the changes are not permanent. A reboot and...
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How to Setup FTP with ProFTPD in Webmin

Feri Setyawan - 0
After installing Webmin on a VPS or Dedicated Server, you may be wondering how to add and...
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How to

How to install and use snmpwalk

Feri Setyawan - 0
Snmpwalk is a great tool for Linux boxes. You can easily list all OIDs an SNMP host has to offer then filter...
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How To Fix “Device eth0 does not seem to be present, delaying initialization” Error on Centos

How to Feri Setyawan - 0
check network: # ifconfig lo        Link encap:Local Loopback           inet addr:127.0.0.1  Mask:255.0.0.0           inet6 addr: ::1/128 Scope:Host           UP...
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Create Blocking Bad Bots Through Apache in WHM/cPanel

How to Feri Setyawan - 0
we see a lot of traffic from 'bad robots', these bots cause problems such as high server load, server instability and can...
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Tools for load-testing HTTP servers

How to Feri Setyawan - 0
Knowing how much traffic your web server can handle when under stress is essential for planning future grow of your website or...
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Set Up Routing with ip Command in Linux

How to Feri Setyawan - 0
Can you explain the ip command to setup routing on Linux based systems? How do I use the ip command to configure the routing...
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