os

SUSE 15

See also: suse_15 (class)

SUSE Linux Enterprise Server 15, the current SLES major version, released 2018 with regular service packs.

In your infrastructure, you have SUSE 15 installed on 1 host, and these hosts are listening to 2 different ports.

Read more: "SUSE Linux Enterprise" on Wikipedia, suse.com/products/server