I configured my first gateway (with no experience) exactely as it is written here
When you start to install
$ git clone -b spi https://github.com/ttn-zh/ic880a-gateway.git ~/ic880a-gateway
$ cd ~/ic880a-gateway
$ sudo ./install.sh spi
You Gateway UEI is displayed. Wrote it to a paper. You will need it later
This tuto help me as well
You also have to send a json file as this exemple
Rename the json file with your Gateway UIE.
Change the following line
with you Gateway UEI and make sure to write it in uppercase
and modify those lines with your location information
You will have to wait some time (I waited 1 days),.
You can check this page
and when your file is listed, reboot your gateway and it should works
I also recommand you to setup the Wifi network
Make sure to keep the "
I am novice, and I followed, step by step, the wiki and the video,