So far, this test only convered redundant paths to one ABR, now it checks
redundant paths to redundant ABRs, covering both cases. Useful as a
regression test for #15777.
Signed-off-by: Martin Buck <mb-tmp-tvguho.pbz@gromit.dyndns.org>
Now OSPF6 shares the /128 prefix by default. Adjusting the expected
number of next hops according to that.
Signed-off-by: Adriano Marto Reis <adrianomarto@gmail.com>