Para 16.0 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:duwe:N1SDP-longterm/16.0/home:duwe:N1SDP-longterm.repo
zypper refresh
zypper install kernel-longterm
Para 15.7 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:duwe:N1SDP-longterm/15.7/home:duwe:N1SDP-longterm.repo
zypper refresh
zypper install kernel-longterm
Para 15.6 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:duwe:N1SDP-longterm/15.6/home:duwe:N1SDP-longterm.repo
zypper refresh
zypper install kernel-longterm