The ARM EABI port (armel) is the default port in Debian for ARM architecture versions 4T, 5T, and 6. From Debian 10 (buster), 4T is no longer supported and the armel baseline was updated to 5T. If you have 4T hardware, please use Debian stretch or upgrade your hardware. Other ports to ARM hardware exist / have existed in Debian - see ArmPorts for more links and an overview In a nutshell EABI is th