added "client use spnego = no" in smb.conf and I've got : [root@c4dev samba]# smbclient -d 6 -L spare110-lt -U c4dev INFO: Current debug levels: all: True/6 tdb: False/0 printdrivers: False/0 lanman: False/0 smb: False/0 rpc_parse: False/0 rpc_srv: False/0 rpc_cli: False/0 passdb: False/0 sam: False/0 auth: False/0 winbind: False/0 vfs: False/0 idmap: False/0 quota: False/0 acls: False/0 lp_load: refreshing parameters Initialising global parameters params.c:pm_process() - Processing configuration file "/etc/samba/smb.conf" Processing section "[global]" doing parameter workgroup = MYDOMAIN doing parameter server string = Samba Server doing parameter client use spnego = no doing parameter hosts allow = 192.168.1.65 192.168.1.68 192.168.2. 192.168.1. 127. doing parameter printcap name = /etc/printcap doing parameter load printers = yes doing parameter log file = /var/log/samba/%m.log doing parameter max log size = 50 doing parameter security = user doing parameter encrypt passwords = yes doing parameter smb passwd file = /etc/samba/smbpasswd doing parameter socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192 doing parameter interfaces = 127.0.0.1 eth0 192.168.1.65/24 doing parameter dns proxy = no doing parameter idmap uid = 16777216-33554431 doing parameter idmap gid = 16777216-33554431 doing parameter template shell = /bin/false doing parameter winbind use default domain = no doing parameter disable spoolss = yes pm_process() returned Yes Attempting to register new charset UCS-2LE Registered charset UCS-2LE Attempting to register new charset UTF-16LE Registered charset UTF-16LE Attempting to register new charset UCS-2BE Registered charset UCS-2BE Attempting to register new charset UTF-16BE Registered charset UTF-16BE Attempting to register new charset UTF8 Registered charset UTF8 Attempting to register new charset UTF-8 Registered charset UTF-8 Attempting to register new charset ASCII Registered charset ASCII Attempting to register new charset 646 Registered charset 646 Attempting to register new charset ISO-8859-1 Registered charset ISO-8859-1 Attempting to register new charset UCS2-HEX Registered charset UCS2-HEX Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE Substituting charset 'UTF-8' for LOCALE added interface ip=127.0.0.1 bcast=127.255.255.255 nmask=255.0.0.0 added interface ip=192.168.1.65 bcast=192.168.1.255 nmask=255.255.255.0 not adding duplicate interface 192.168.1.65 Netbios name list:- my_netbios_names[0]="C4DEV" Client started (version 3.0.10-1.4E.9). Opening cache file at /var/cache/samba/gencache.tdb name spare110-lt#20 found. Connecting to 192.168.1.68 at port 445 socket option SO_KEEPALIVE = 0 socket option SO_REUSEADDR = 0 socket option SO_BROADCAST = 0 socket option TCP_NODELAY = 1 socket option IPTOS_LOWDELAY = 0 socket option IPTOS_THROUGHPUT = 0 socket option SO_SNDBUF = 16384 socket option SO_RCVBUF = 16384 socket option SO_SNDLOWAT = 1 socket option SO_RCVLOWAT = 1 socket option SO_SNDTIMEO = 0 socket option SO_RCVTIMEO = 0 session request ok write_socket(4,183) write_socket(4,183) wrote 183 size=117 smb_com=0x72 smb_rcls=0 smb_reh=0 smb_err=0 smb_flg=136 smb_flg2=49153 smb_tid=0 smb_pid=21991 smb_uid=0 smb_mid=1 smt_wct=17 smb_vwv[ 0]= 8 (0x8) smb_vwv[ 1]= 2567 (0xA07) smb_vwv[ 2]= 256 (0x100) smb_vwv[ 3]= 1024 (0x400) smb_vwv[ 4]= 17 (0x11) smb_vwv[ 5]= 0 (0x0) smb_vwv[ 6]= 256 (0x100) smb_vwv[ 7]= 0 (0x0) smb_vwv[ 8]= 0 (0x0) smb_vwv[ 9]=64768 (0xFD00) smb_vwv[10]= 227 (0xE3) smb_vwv[11]= 7168 (0x1C00) smb_vwv[12]=20272 (0x4F30) smb_vwv[13]= 1573 (0x625) smb_vwv[14]=51111 (0xC7A7) smb_vwv[15]=50177 (0xC401) smb_vwv[16]= 2303 (0x8FF) smb_bcc=48 size=117 smb_com=0x72 smb_rcls=0 smb_reh=0 smb_err=0 smb_flg=136 smb_flg2=49153 smb_tid=0 smb_pid=21991 smb_uid=0 smb_mid=1 smt_wct=17 smb_vwv[ 0]= 8 (0x8) smb_vwv[ 1]= 2567 (0xA07) smb_vwv[ 2]= 256 (0x100) smb_vwv[ 3]= 1024 (0x400) smb_vwv[ 4]= 17 (0x11) smb_vwv[ 5]= 0 (0x0) smb_vwv[ 6]= 256 (0x100) smb_vwv[ 7]= 0 (0x0) smb_vwv[ 8]= 0 (0x0) smb_vwv[ 9]=64768 (0xFD00) smb_vwv[10]= 227 (0xE3) smb_vwv[11]= 7168 (0x1C00) smb_vwv[12]=20272 (0x4F30) smb_vwv[13]= 1573 (0x625) smb_vwv[14]=51111 (0xC7A7) smb_vwv[15]=50177 (0xC401) smb_vwv[16]= 2303 (0x8FF) smb_bcc=48 Serverzone is -3600 Password: SMB signing enabled! write_socket(4,166) write_socket(4,166) wrote 166 size=35 smb_com=0x73 smb_rcls=109 smb_reh=0 smb_err=49152 smb_flg=136 smb_flg2=49157 smb_tid=0 smb_pid=21991 smb_uid=0 smb_mid=2 smt_wct=0 smb_bcc=0 client_check_incoming_message: BAD SIG: wanted SMB signature of [000] 5E EE 63 03 25 4E CC ED ^.c.%N.. client_check_incoming_message: BAD SIG: got SMB signature of [000] 5B 2C C0 59 77 46 09 7E [,.YwF.~ srv_check_incoming_message: signing negotiated but not required and peer isn't sending correct signatures. Turning off. session setup failed: NT_STATUS_LOGON_FAILURE [root@c4dev samba]# ifconfig eth0 Link encap:Ethernet HWaddr 00:0C:29:BC:BB:3C inet addr:192.168.1.65 Bcast:192.168.1.255 Mask:255.255.255.0 inet6 addr: fe80::20c:29ff:febc:bb3c/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:19596 errors:0 dropped:0 overruns:0 frame:0 TX packets:18850 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:1853958 (1.7 MiB) TX bytes:2597000 (2.4 MiB) Interrupt:185 Base address:0x1400 lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:203774 errors:0 dropped:0 overruns:0 frame:0 TX packets:203774 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:28609694 (27.2 MiB) TX bytes:28609694 (27.2 MiB) WINDOWS LOG Logon Failure: Reason: Unknown user name or bad password User Name: c4dev Domain: MYDOMAIN Logon Type: 3 Logon Process: NtLmSsp Authentication Package: Wave Authentication Package Workstation Name: C4DEV [root@c4dev samba]# smbclient -d 3 -L spare110-lt -U c4dev lp_load: refreshing parameters Initialising global parameters params.c:pm_process() - Processing configuration file "/etc/samba/smb.conf" Processing section "[global]" added interface ip=127.0.0.1 bcast=127.255.255.255 nmask=255.0.0.0 added interface ip=192.168.1.65 bcast=192.168.1.255 nmask=255.255.255.0 not adding duplicate interface 192.168.1.65 Client started (version 3.0.10-1.4E.9). Connecting to 192.168.1.68 at port 445 Password: Doing spnego session setup (blob length=115) got OID=1 2 840 48018 1 2 2 got OID=1 2 840 113554 1 2 2 got OID=1 2 840 113554 1 2 2 3 got OID=1 3 6 1 4 1 311 2 2 10 got principal=spare110-lt$@UK.IOKO365.COM Got challenge flags: Got NTLMSSP neg_flags=0x62890215 NTLMSSP: Set final flags: Got NTLMSSP neg_flags=0x60080215 NTLMSSP Sign/Seal - Initialising with flags: Got NTLMSSP neg_flags=0x60080215 SPNEGO login failed: Logon failure session setup failed: NT_STATUS_LOGON_FAILURE SMB.CONF : # This is the main Samba configuration file. You should read the # smb.conf(5) manual page in order to understand the options listed # here. Samba has a huge number of configurable options (perhaps too # many!) most of which are not shown in this example # # Any line which starts with a ; (semi-colon) or a # (hash) # is a comment and is ignored. In this example we will use a # # for commentry and a ; for parts of the config file that you # may wish to enable # # NOTE: Whenever you modify this file you should run the command "testparm" # to check that you have not made any basic syntactic errors. # #======================= Global Settings ===================================== [global] # workgroup = NT-Domain-Name or Workgroup-Name workgroup = MYDOMAIN # server string is the equivalent of the NT Description field server string = Samba Server # This option is important for security. It allows you to restrict # connections to machines which are on your local network. The # following example restricts access to two C class networks and # the "loopback" interface. For more examples of the syntax see # the smb.conf man page ; hosts allow = 192.168.1. 192.168.2. 127. hosts allow = 192.168.1.65 192.168.1.68 192.168.2. 192.168.1. 127. # if you want to automatically load your printer list rather # than setting them up individually then you'll need this printcap name = /etc/printcap load printers = yes # It should not be necessary to spell out the print system type unless # yours is non-standard. Currently supported print systems include: # bsd, sysv, plp, lprng, aix, hpux, qnx ; printing = cups # This option tells cups that the data has already been rasterized #cups options = raw # Uncomment this if you want a guest account, you must add this to /etc/passwd # otherwise the user "nobody" is used ; guest account = pcguest # this tells Samba to use a separate log file for each machine # that connects log file = /var/log/samba/%m.log # all log information in one file # log file = /var/log/samba/smbd.log # Put a capping on the size of the log files (in Kb). max log size = 50 # Security mode. Most people will want user level security. See # security_level.txt for details. security = user # Use password server option only with security = server ; password server = # Password Level allows matching of _n_ characters of the password for # all combinations of upper and lower case. ; password level = 8 ; username level = 8 # You may wish to use password encryption. Please read # ENCRYPTION.txt, Win95.txt and WinNT.txt in the Samba documentation. # Do not enable this option unless you have read those documents encrypt passwords = yes smb passwd file = /etc/samba/smbpasswd # The following are needed to allow password changing from Windows to # update the Linux system password also. # NOTE: Use these with 'encrypt passwords' and 'smb passwd file' above. # NOTE2: You do NOT need these to allow workstations to change only # the encrypted SMB passwords. They allow the Unix password # to be kept in sync with the SMB password. ; unix password sync = Yes ; passwd program = /usr/bin/passwd %u ; passwd chat = *New*UNIX*password* %n\n *ReType*new*UNIX*password* %n\n *passwd:*all*authentication*tokens*updated*successfully* # Unix users can map to different SMB User names ; username map = /etc/samba/smbusers # Using the following line enables you to customise your configuration # on a per machine basis. The %m gets replaced with the netbios name # of the machine that is connecting ; include = /etc/samba/smb.conf.%m # Most people will find that this option gives better performance. # See speed.txt and the manual pages for details socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192 # Configure Samba to use multiple interfaces # If you have multiple network interfaces then you must list them # here. See the man page for details. ; interfaces = 192.168.12.2/24 192.168.13.2/24 interfaces = 127.0.0.1 eth0 192.168.1.65/24 # Configure remote browse list synchronisation here # request announcement to, or browse list sync from: # a specific host or from / to a whole subnet (see below) ; remote browse sync = 192.168.3.25 192.168.5.255 # Cause this host to announce itself to local subnets here ; remote announce = 192.168.1.255 192.168.2.44 # Browser Control Options: # set local master to no if you don't want Samba to become a master # browser on your network. Otherwise the normal election rules apply ; local master = no # OS Level determines the precedence of this server in master browser # elections. The default value should be reasonable ; os level = 33 # Domain Master specifies Samba to be the Domain Master Browser. This # allows Samba to collate browse lists between subnets. Don't use this # if you already have a Windows NT domain controller doing this job ; domain master = yes # Preferred Master causes Samba to force a local browser election on startup # and gives it a slightly higher chance of winning the election ; preferred master = yes # Enable this if you want Samba to be a domain logon server for # Windows95 workstations. ; domain logons = yes # if you enable domain logons then you may want a per-machine or # per user logon script # run a specific logon batch file per workstation (machine) ; logon script = %m.bat # run a specific logon batch file per username ; logon script = %U.bat # Where to store roving profiles (only for Win95 and WinNT) # %L substitutes for this servers netbios name, %U is username # You must uncomment the [Profiles] share below ; logon path = \\%L\Profiles\%U # All NetBIOS names must be resolved to IP Addresses # 'Name Resolve Order' allows the named resolution mechanism to be specified # the default order is "host lmhosts wins bcast". "host" means use the unix # system gethostbyname() function call that will use either /etc/hosts OR # DNS or NIS depending on the settings of /etc/host.config, /etc/nsswitch.conf # and the /etc/resolv.conf file. "host" therefore is system configuration # dependant. This parameter is most often of use to prevent DNS lookups # in order to resolve NetBIOS names to IP Addresses. Use with care! # The example below excludes use of name resolution for machines that are NOT # on the local network segment # - OR - are not deliberately to be known via lmhosts or via WINS. ; name resolve order = wins lmhosts bcast # Windows Internet Name Serving Support Section: # WINS Support - Tells the NMBD component of Samba to enable it's WINS Server ; wins support = yes # WINS Server - Tells the NMBD components of Samba to be a WINS Client # Note: Samba can be either a WINS Server, or a WINS Client, but NOT both ; wins server = w.x.y.z # WINS Proxy - Tells Samba to answer name resolution queries on # behalf of a non WINS capable client, for this to work there must be # at least one WINS Server on the network. The default is NO. ; wins proxy = yes # DNS Proxy - tells Samba whether or not to try to resolve NetBIOS names # via DNS nslookups. The built-in default for versions 1.9.17 is yes, # this has been changed in version 1.9.18 to no. dns proxy = no # Case Preservation can be handy - system default is _no_ # NOTE: These can be set on a per share basis ; preserve case = no ; short preserve case = no # Default case is normally upper case for all DOS files ; default case = lower # Be very careful with case sensitivity - it can break things! ; case sensitive = no #============================ Share Definitions ============================== idmap uid = 16777216-33554431 idmap gid = 16777216-33554431 template shell = /bin/false winbind use default domain = no disable spoolss = yes # This one is useful for people to share files [tmp] comment = Temporary file space path = /tmp read only = no public = yes [root] comment = root Home Directory path = /root/samba public = no writable = yes browseable = yes