I would appreciate any ideas on how to correct the problem that we are having that is outlined below. Thanks for your help. I have been running samba for a long time. Currently we are having problems with it filling up /var/log/messages with Feb 7 10:45:02 servername smbd[2157]: Can't become connected user! Feb 7 10:45:02 servername smbd[2158]: [2008/02/07 10:45:02, 0] smbd/ service.c:make_connec tion_snum(928) In doing the list of checks on samba and nmbd, I find that only smbclient -L servername -N Anonymous login successful Domain=[DEPT] OS=[Unix] Server=[Samba 3.0.25b-1.el4_6.4] tree connect failed: NT_STATUS_LOGON_FAILURE doesn't work. smbclient -L servername -U username works fine. rpm -aq | grep samba samba-common-3.0.25b-1.el4_6.4 samba-client-3.0.25b-1.el4_6.4 system-config-samba-1.2.21-1.el4.1 samba-3.0.25b-1.el4_6.4 samba-swat-3.0.25b-1.el4_6.4 uname -r 2.6.9-67.0.1.ELsmp Our guest account, chemug in samba, cannot log into the system. Regular accounts on samba are having no problems connecting to and printing through our server. more smb.conf # Global parameters [global] workgroup = DEPT netbios name = servername server string = servername - DEPT Samba Server interfaces = 128.148.nn.nn/24 127.0.0.1 security = user smb passwd file = /etc/samba/smbpasswd log file = /var/log/samba/log.%m max log size = 50 socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192 dns proxy = yes os level = 255 preferred master = yes domain master = yes # Added 1/7/06 local master = yes wins proxy = no wins support = yes # Added 9/06 password server = yes # # Added to reduce network traffic name resolve order = host wins bcast remote announce = 128.148.nn.255/DEPT 128.148.mmm.255/DEPT 128.148.ooo.255/DEPT 128.148.ppp.255/DEPT 128.148.qqq.255/DEPT invalid users = bin daemon sys adm tty disk lp mem kmem wheel mail news uucp m an games gopher dip ftp floppy utmp xfs console pppusers popusers slipusers slocate gd m filesystem root valid users = @deptusers @dept2users @users @stockroom @guest username map = /etc/samba/smbusers domain logons = yes guest ok = yes guest account = chemug hosts allow = 128.148.mmm. 128.148.nn. 128.148.ooo. 128.148.ppp. 128.148.qqq. 128.148.rrr.31 128.148.rrr.10 127. dos filetimes = Yes dos filetime resolution = Yes ## Changes for cups load printers = yes printing = cups printcap name = /etc/printcap # Helps to eliminate "Access Denied" # on Windows NT, 2000, and XP # password server = None use client driver = yes # Add 9/06 disable spoolss = yes [homes] comment = Home Directories writeable = yes [printers] comment = All Printers path = /var/spool/samba guest ok = Yes printable = Yes [1-Mac] comment = Distributed Software for MacIntoshes path = /chemusers/1-Mac volume = Utilities for MacIntoshes guest ok = yes [1-Win] comment = Distributed Software for Windows path = /chemusers/1-Win volume = Utilities for Window Computers guest ok = yes [Milling] comment = Contains the drop boxes for Milling requests path = /chemusers/milling volume = Milling Drop Box writeable = yes valid users = @chemusers force group = chemusers [Stockroom] comment = Database for the Stockroom Applications path = /home/stockroom volume = Database for the Stockroom valid users = @stockroom writeable = yes create mask = 660 directory mask = 0770 netstat -nlp | grep LISTEN| grep -v LISTENING tcp 0 0 0.0.0.0:905 0.0.0.0:* LISTEN 4115/rpc.statd tcp 0 0 0.0.0.0:781 0.0.0.0:* LISTEN 4418/rpc.mountd tcp 0 0 0.0.0.0:111 0.0.0.0:* LISTEN 4095/portmap tcp 0 0 0.0.0.0:445 0.0.0.0:* LISTEN 29710/smbd tcp 0 0 0.0.0.0:767 0.0.0.0:* LISTEN 4403/rpc.rquotad