3.2.2 Timers
Nonbrowser servers use the following timers:
HostAnnouncement timer: Used to periodically advertise itself to the local master browser for its machine group. For more information about the HostAnnouncement timer, see section 3.2.6.
AnnouncementRequest response timer: Used to delay responding to an AnnouncementRequest. For more information, see section 3.2.5.1.