Raspian OS for Raspberry Pi enables headless startup with SSH on fresh OS load. You can find out further here on how to enable SSH on fresh OS load. In order to SSH you device, we need Raspberry Pi ip address. Follow steps below to find your Raspberry Pi ip address.
- Connect LAN cable to you PC.
- Boot Raspberry Pi
- Open a Terminal and type in ping
raspberrypi.local(Raspberry Pi comes with multicast DNS thus we can use hostname to find the device ip)
- Then use the ip address to ssh into you Pi
To find more details visit Raspberry Pi official webpage here