SAP Web Dispatcher is an important component in a SAP landscape. While have been treated as optional for many years and found mainly in SAP Portal scenarios, with the increase adoption of Fiori, having a reverse proxy in the landscape Read more…
In a previous blog, I showed how to download files using wget. The interesting part of this blog was to pass the authentication cookies to the server as well as using the file name given by the Content-Disposition directive when Read more…
In my previous blog I showed how wget can be used to download a file from a server using HTTP headers for authentication and how to use Content-Disposition directive send by the server to determine the correct file name. With Read more…
SAPinst is used to install SAP software. You can run the installation with its graphical user interface (GUI) directly on the target host, or use a remote installation. Remote installation is normally used when the target host offers no GUI Read more…
A 5xx error code is returned by a web server when something went wrong: The server was not able to process the request. For a reverse proxy, a common 5xx error message is 503, meaning that the backend server is not Read more…
A tool for download web resources is wget. It comes with a feature to mirror web sites, but you can also use it to download specific files, like PDFs. This is very easy and straightforward to do: wget <url> Example: Read more…
Recently I restarted one of my Linux servers and the computer did not start up as expected. No external accessible service was running, like apache or SSH. This made the computer inaccessible from remote and left me in the dark. Read more…
The overall process is: Create CA Private CA key Create private key Check private key Public CA certificate Create public certificate Check public certificate Sign CSR SHA-1 Create CSR using SHA-1 Check CSR Sign CSR enforcing SHA-256 Check signed certificate Read more…
The overall process is: Create CA Private CA key Create private key Check private key Public CA certificate Create public certificate Check public certificate Sign CSR SHA-1 Create CSR using SHA-1 Check CSR Sign CSR enforcing SHA-256 Check signed certificate Read more…
The overall process is: Create CA Private CA key Create private key Check private key Public CA certificate Create public certificate Check public certificate Sign CSR SHA-1 Create CSR using SHA-1 Check CSR Sign CSR enforcing SHA-256 Check signed certificate Read more…