If keepalive is enabled and sort_order is 0, unavailable destinations are excluded from do_routing() resultset. You can view, comment on, or merge this pull request online at:
https://github.com/kamailio/kamailio/pull/1066
-- Commit Summary --
* drouting: use keepalive to monitor GW/destinations (sort_order 0 only)
-- File Changes --
M src/modules/drouting/README (38) M src/modules/drouting/doc/drouting_admin.xml (24) M src/modules/drouting/dr_load.c (3) M src/modules/drouting/drouting.c (61) M src/modules/drouting/prefix_tree.h (4) M src/modules/drouting/routing.c (2)
-- Patch Links --
https://github.com/kamailio/kamailio/pull/1066.patch https://github.com/kamailio/kamailio/pull/1066.diff