pfSense

Fall back to routing via the interface for dynamic gateway monitoring IPs

It's possible that when setup_gateways_monitor() is called, the gateway
address is not yet available. To avoid routing the monitoring address via
another gateway, fall back to routing via the gateway's interface instead.

Don't set invalid config value for ntpd interfaces. Fix #16063

This regressed after the config access refactor. To keep the same behavior
from before the refactor, simply set the correct values.

Fix clobbered cron configuration on upgrade

Fix typo in Firewall State Policy description

Clarify failover state-killing behavior for gateway groups

Properly quote these variables and use the built-in echo

Remove SED as it is now unused

Simplify clearing the arp table by using functionality built into arp(1)

Properly quote these variables and avoid using test -o

Avoid using test -o and use || instead