Slrn setup on ubuntu

"M.R.P. zensky via Slrn-user" <[email protected]> Tue, 18 May 2021 12:47:08 -0700

Newsgroups	gmane.network.slrn.user
Message-ID	<[email protected]>

Hello I am wanting to configure slrn on ubuntu. For the newsserver where do I enter     export NNTPSERVER=my.news.server   should I enter this in .slrn file?