OPNSense/core d1d255a — src/etc/inc/plugins.inc.d dpinger.inc, src/opnsense/scripts/routes gateway_status.php gateway_watcher.php
system: improve monitoring of down gateways #6728
(cherry picked from commit 15d993af50197f2ef6cc83636d286cc461e8275c)
(cherry picked from commit 26ddbd1e752a7e9666774a96e9898ffb6a891d2c)
(cherry picked from commit cf61c3d1e9ae789385c2bc6277905392f880eedf)
(cherry picked from commit 8967be64c5b698b17adc4958dd98ebb0c99003ab)
(cherry picked from commit 1e74ff3b3d5bc601df0cc0d365fb23081b15542b)
(cherry picked from commit 457f6bedf51d7c081d1e4812ce1b9ccc48befb9f)
(cherry picked from commit 4ecbd9240dd74c29e6b5f39228ffff946084db0f)
(cherry picked from commit 3844bc5014f6bb4d1035483a30834ed73f9f7e44)
(cherry picked from commit 77ac3f5c938e3000e92161fe48e737cf88a424c3)
(cherry picked from commit 93f8b70cbdbe1f42c856cd979ebfa9fffe26f14b)
UnifiedSplitRaw
