Remote Installation Service utilizes UDP port 4011 to provide clients the contents of each page the OS Chooser displays. Additionally, this service can provide drivers to clients; it is often used to provide the workstation's network card driver, which is required to launch the OS Chooser and mount the share where images are stored.
The Remote Installation Service utilizes UDP port 4011 to transmit content from the OS Chooser to clients. Additionally, this service can supply drivers to clients; it is frequently used to provide the network card driver for workstations, which is necessary to launch the OS Chooser and access the image storage share.