zebra: Set link-detect on by default

Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Reviewed-by: Dinesh G Dutt <ddutt at cumulusnetworks.com>
Reviewed-by: Scott Feldman <sfeldma at cumulusnetworks.com>

Edited by Christian Franke: Fix OSPF Virtual Links
Edited by Donald Sharp: Add NEWS notification

Signed-off-by: Christian Franke <chris@opensourcerouting.org>
Acked-By: paul@jakma.org
3 files changed