+1427. [bug] marcin
+ Resolved multiple problems causing slow synchronization of
+ leases in the HA hooks library, including adjusting
+ timeouts in control channel and improving performance of
+ responses sent by the Command Manager to Control Agent.
+ Also, introduced 'sync-timeout' configuration parameter
+ into HA hooks library to control lease database
+ synchronization timeout.
+ (Trac #5649, git cbc29128863916a13364749bf681586aea2aa51e)
+
1426. [func] fdupont
Added KNOWN and UNKNOWN built-in client classes: after host lookup
if a matching host entry is found the incoming packet is added to