How to do this command. Im following this article. https://bastienbaranoff.wordpress.com/2018/08/10/gsm-base-station-with-two-osmocom-bb-compatible-phones-on-kali-rolling/
root@kali:~# osmo-bts-trx -c ~/.osmocom/osmo-bts.cfg -r 99 ((*)) | / \ OsmoBTS There is no such command. Error occurred during reading the below line: band GSM900 Failed to parse the config file: '/root/.osmocom/osmo-bts.cfg' *What should I do?*