First of all: autoinstall works only on the first serial interface of the router, don't forget it. This is the topology for the small lab: "https://www.ifconfig.it/images/page4_blog_entry97-autoinstall_fr.jpg" R1 is a TFTP server, it stores R3 configuration in flash. R3 has no configuration. R2 interface is configured …

Autoinstall is a quite interesting topic, it deserves some labbing. Start from the DOC-CD as usual, we focus on the LAN implementation first. You can find HERE the flowchart of the autoinstall process. This guide is quite clear too: AutoInstall Using DHCP for LAN Interfaces This is the topology we'll use: R1 and R2 …