Managing Certificate is always interesting topic when we need to secure device communication. Having valid certificates is always good option but sometimes not justify for personal / testing purpose. Here […]
no password sudoers in ubuntu 22.04
it is general topic and dream for many IT admins, where they no longer required to key in frustrating password for any admin job. but is below syntax correct? have […]
Hyper V detect Ubuntu VM’s IP Address
When we run Windows VM on Hyper-V, it is easy detect the VM IP Address, but when the VM is ubuntu, by default the IP Address info is not available. […]
HA Proxy NGINX in Portainer
Dealing with Docker Swarm will be easier if we are using portainer. The UI is very intuitive and easy to use. Now we will focus at container level how to […]
Asterisk WebRTC client
To make asterisk work with WebRTC client, ensure following modules are installed (will be easier if you compile from source code). res_crypto res_http_websocket res_pjsip_transport_websocket codec_opus (optional but highly recommended […]
Raspberry Pi Asterisk (Ubuntu version)
Asterisk Installation In previous article i install the Asterisk on Raspbian Bullseye and now will install on Ubuntu 20.0.4 runs on Raspberry Pi 4 hardware. Asterisk is well knows […]
Ubuntu on Raspberry Pi 4
My Raspberry Pi 4 8 GB has changed the function as my dedicated Server where i host Web Server and LDAP Server. As replacement i ordered another Raspberry Pi 4 […]