Telnet is the easiest way to test if a network port is opened or closed on a remote computer. You can even test sending an email with telnet, but we won’t get into that here. For now, we will stick to testing ports. Open ports with no reason to be open are a security risk…
If you buy a certificate that’s a private key in PEM or another format, you must convert it to PKCS#12 to import it to your Fortinet Firewall, or Windows Server. Certificate files can often be obtained in different formats. For example, the PEM format is often used in a Linux environment. Your files might have…
Solr is highly reliable, scalable, and fault-tolerant, providing distributed indexing, replication, and load-balanced querying, automated failover and recovery, centralized configuration, and more. Solr powers the search and navigation features of many of the world’s largest internet sites. Solr powers some of the most heavily trafficked websites and applications in the world. Here we will show…
It happens we all lose passwords at times, or perhaps you joined an organization, and someone else set the password, and it didn’t get passed along to you. At this point, you have only one option. You must recover the password. To accomplish this, you will have to have access to the firewall and have…
Addresses Host Netmask Amount of Class C /30 4 2 255.255.255.252 1/64 /29 8 6 255.255.255.248 1/32 /28 16 14 255.255.255.240 1/16 /27 32 30 255.255.255.224 1/8 /26 64 62 255.255.255.192 1/4 /25 128 126 255.255.255.128 1/2 /24 256 254 255.255.255.0 1 /23 512 510 255.255.254.0 2 /22 1024 1022 255.255.252.0 4 /21 2048 2046…
1. Click the Start button in the bottom left corner of the screen. 2. Type Command Prompt in the Search bar. Then right-click on the Command Prompt icon, and select Run as administrator. 3. If prompted, select Yes to allow changes to be made to computer. 4. Type in netsh int ip reset, and press…
Set up the wp-config.php file to work with CloudFront. CF distributions have HTTPS enabled by default for their default domain, something like yadayadayada.cloudfront.net. We will be configuring our WordPress instance to use HTTP as the origin of our distribution and configure our distribution to terminate SSL/TLS and forward all content requests to your instance using…
We are all chasing low site load times. We also know that one of the best ways to help accomplish this is to use a CDN. What is a CDN, you might be asking? A CDN is a content delivery network. Cloudfront is AWSs’ CDN. Wikipedia says this: Amazon Cloudfront is a content delivery network…
One of the things I find myself looking for often is where my content is being served. In most cases, I want it to be coming from Cloudfront or some other CDN. I also want to be able to see this quickly. So here, we will show you how to set up your Chrome Browser…
With the arrival of PHP 8.0, you will no doubt have a web server along the way get upgraded to the latest version and break one of the sites it’s hosting. Since you are reading this I am going to assume this has happened to you. If so don’t worry in just a few minutes…