Error “The RPC server is unavailable” – Part 2

Remote Procedure Call (RPC) is an inter-process communication technique to allow client and server software to communicate on a network. The RPC protocol is based on a client/server model. The client makes a procedure call that appears to be local but is actually run on a remote computer. Read More …

Configuring Let’s Encrypt TLS Certificates

Let’s Encrypt® has revolutionized the way to obtain, install and use TLS/SSL certificates for websites and other services. With its Read More …

Microsoft SQL Server – TCP Port vs TCP Dynamic Ports

The default instance of SQL Server will listen on port 1433 (unless you’ve changed it to something else). However, by default, named instances will use a dynamic port, and SQL Server Browser will determine which port has been allocated and direct traffic accordingly. Read More …

Set up Port Forwarding (Windows)

Port Forwarding is a technique that allows remote computers, usually computers or systems on the Internet, to connect to a specific system or service within a private local-area network (LAN), so an internal network. Read More …

Segment a LAN into VLANs

VLANs or virtual LANs, are a great tool to segment LANs without having to build a complex and costly network infrastructure. Even with only a unique switch you can build a network with multiple broadcast domains. Read More …

Test network Speed, Performance, Bandwidth

Testing network performance in terms of speed and bandwidth is a norm in both production and non-production environment. A detailed Read More …

Configure SQL Server Database Mail to send email

If you are using SQL Server 2005 or higher, you might have noticed that there is now a “Database Mail” Read More …

Citrix – An error occurred when processing incoming CGP downstream data

The following error message is displayed in the Application Event Log: Event ID: 103 – “An error occurred when processing Read More …