Resources, Articles, Tricks, and Solutions in connection to Server Management Service

Deploy Node js Application to DigitalOcean Server

This article will guide you on how to  deploy node.js application to #DigitalOcean Server.  

To Deploying #Node . js application to DigitalOcean — Setting up the #server:

1. Getting familiar with Digital Ocean and creating your first #droplet.

2. Setting up #SSH and connecting to your server from your local #machine.

3. Setting up a simple Express.js web-server in local machine.

4. Using #Git to deploy your code to server.

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Lets encrypt new auth status 429 error

This article will guide you on methods to troubleshoot and fix 429 error which occurs due to creation of multiple #SSL #certificates for a #domain. 

1. 429 means you went over the rate #limits. 

2. You issued 5 certificates in the last week.  This is why you get a #429 answer.

3. You need to wait two days to get another one. do you have access to the certificates you issued?

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451 qq trouble in home directory 4 3 0 email error

This article will guide you on steps to fix 451 qq trouble in home directory #email #error which occurs when the #SPF check for the sender fails. #SMTP #error from remote #mail server after end of data.

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Captcha Option error in DNN Websites

This article will guide you on how to fix #Captcha Option #error in DNN Websites. We resolved the image not visible error even after enabling the Captcha option by editing the web.config file and checking the ASP.net version in DNN websites. 

#DNN #websites have systematically been targeted for #Spam New User Registrations. There has been some discussion around the how and why, and as much as we can tell, the problem is this:

1. Some script kiddy has bothered to write a bot that finds DNN websites. It is not even a good bot, because it is not capable of validating registrations to automated active email addresses. (If you are the creator of the bot… “YOU ARE DOING IT WRONG” as it is not going to bring the Google results you are looking for.)

2. The bot will attempt access to:  www.yoursite.com /?ctl=Register

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Nagios Web interface not working after upgrade

This article will guide you on how to fix #Nagios web interface not #loading #issue as well as its cause.

Before fixing, First, you need to make sure you have installed all required nagios #packages like nagios3, nagios3-core, and nagios3-cgi. Ensure you did not miss any required package.

If you are still not able to login, you can look at apache configuration and use htpasswd tool to add new username/password to be authorized. You need to find a file like /etc/nagios3/htpasswd.users. This may also be different on redhat. You can recreate the file or create another username/password.

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Error code 15 in VestaCP

This article will guide you on different methods to resolve #VestaCP #error code 15 which happens when trying to add #Lets #Encrypt SSL to a domain which already had Lets Encrypt set up.

To Fix SSL/TLS Certificate Error – Invalid SSL #Certificate Error:

1. First, verify whether the #Firewall or #Antivirus program is interrupting #SSL connection. 

2. Clear #cache files, internet browsing history, and cookies.

3. Verify whether the system's date is correct, whether it matches the current time zone.

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