max ttl

This option tells nmbd
8 what the default 'time to live'
of NetBIOS names should be (in seconds) when nmbd is
requesting a name using either a broadcast packet or from a WINS server. You should never need to change this parameter. The default is 3 days.

Registry Hive	HKEY_LOCAL_MACHINE
Registry Path	Software\Policies\Samba\smb_conf\max ttl
Value Name	max ttl
Value Type	REG_DWORD
Default Value	259200
Min Value
Max Value