samba - Dec 2002 - master browser election between samba bdc ang nt pdc

Hi!,

I have several samba machine on my NT domain, they are all configured to be 
the BDC for the NT4 PDC.
Just recent I notice on the event log of my PDC  that the samba BDC are 
announcing that they believe to
the master browser for my domain. what seems to be the problem and only the 
two of them when there 4 of them.
Below is a copy of the smb.conf of the two servers.

# Global parameters
[global]
	workgroup = NCCC.COM
	netbios name = DATASERVER
	server string = NCCC Data Server Samba %v (RedHat 7.3)
	security = DOMAIN
	encrypt passwords = Yes
	password server = davao davao2 inventory replicator
	log file = /var/log/samba/%m.log
	max log size = 0
	socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
	dns proxy = No
	wins server = 10.33.33.1
	winbind uid = 10000-20000
	winbind gid = 10000-20000
	winbind separator = +
	printing = lprng

Thanks,

Jhun Bacala