samba的连接和关闭很频繁，是否正常

tocer

samba的连接和关闭很频繁，连上1分多钟后，就断开了。虽然客户端好像比较正常，但是这种现象是否正常？先谢谢。下面是一个客户端的日志，客户端是win2000，samba 3.0.2

[2004/07/12 17:04:04, 1] smbd/service.c:close_cnum(801)
  szf (192.168.0.198) closed connection to service tfsoft
[2004/07/12 17:04:07, 1] smbd/service.c:make_connection_snum(619)
  szf (192.168.0.198) connect to service tfsoft initially as user nobody (uid=99, gid=99) (pid 16346)
[2004/07/12 17:04:07, 1] smbd/service.c:close_cnum(801)
  szf (192.168.0.198) closed connection to service tfsoft
[2004/07/12 17:04:09, 1] smbd/service.c:close_cnum(801)
  szf (192.168.0.198) closed connection to service tfsoft
[2004/07/12 17:05:41, 1] smbd/service.c:make_connection_snum(619)
  szf (192.168.0.198) connect to service tfsoft initially as user nobody (uid=99, gid=99) (pid 16398)
[2004/07/12 17:06:51, 1] smbd/service.c:make_connection_snum(619)
  szf (192.168.0.198) connect to service public initially as user nobody (uid=99, gid=99) (pid 16398)
[2004/07/12 17:07:57, 1] smbd/service.c:close_cnum(801)
  szf (192.168.0.198) closed connection to service public