SMBD(8) SMBD(8) (NAME) smbd - SMB/CIFS (SYNOPSIS) smbd [-D|--daemon] [-i|--interactive] [-F|--foreground] [--no-process-group] [-b|--build-options] [-p ] [-P ] [-d ] [--debug-stdout] [--configfile=] [--option==] [-l|--log-basename ] [--leak-report] [--leak-report-full] [-V|--version] (DESCRIPTION) samba(7) . smbd Windows . SMB ( CIFS) . LanManager LanManager . MSCLIENT 3.0 DOS Windows for Workgroups Windows 95/98/ME Windows NT Windows 2000 OS/2 DAVE Macintosh smbfs Linux . ( smb.conf(5)). . smb.conf(5) . . . . . . SIGHUP . . smbd . SIGHUP smbcontrol(1) . (OPTIONS) -D|--daemon . . smbd . smbd . -i|--interactive <<>> . . smbd . -S . -F|--foreground smbd double-fork . . smbd supervise svscan daemontools Daniel J. Bernstein AIX . --no-process-group smbd . -b|--build-options Samba . -p|--port port number(s) TCP smbd . ports /etc/samba/smb.conf . 139 ( SMB NetBIOS TCP) 445 ( SMB TCP) . -P|--profiling-level profiling level . 0 1 2 3 . -d|--debuglevel=level level 0 10 . 0 . . 0 . 1 . 1 . 3 . log level /etc/samba/smb.conf (override) . --debug-stdout STDOUT . . --configfile=CONFIGFILE . printcap . /etc/samba/smb.conf. . --option== smb.conf(5) <<>> <<>> . . --option=name=value . -l|--log-basename=logdirectory . ".progname" ( log.smbclient log.smbd ). . --leak-report talloc . --leak-report-full talloc . -V|--version . -?|--help . --usage . (FILES) /etc/inetd.conf - inetd - . /etc/rc ( ). . /etc/services - inetd ( netbios-ssn) ( 139) ( tcp) . /usr/local/samba/lib/smb.conf smb.conf(5) . /usr/samba/lib/smb.conf /etc/samba/smb.conf . . smb.conf(5). (LIMITATIONS) smbd setuid() uid root . trapdoor uid . ( ) . access denied . (ENVIRONMENT VARIABLES) PRINTER ( lp ) . . PAM (PAM INTERACTION) Samba PAM ( ) ( ) . samba PAM SMB obey pam restrictions smb.conf(5) . : o (Account Validation): samba PAM . . o (Session Management): (share level security) PAM . . pam . (VERSION) 4.24.6 Samba . (DIAGNOSTICS) . . (debug level) . 3 . . . grep . TDB (TDB FILES) TDB ( / Trivial Database) /var/lib/samba . (*) ( ). account_policy.tdb* NT . brlock.tdb (byte range locks) browse.dat (browse lists) gencache.tdb group_mapping.tdb* locking.tdb (oplocks) login_cache.tdb* messages.tdb Samba netsamlogon_cache.tdb* net_info_3 net_samlogon() ( ) ntdrivers.tdb* ntforms.tdb* ntprinters.tdb* printing/ tdb lpq registry.tdb ( regedit.exe) smbXsrv_session_global.tdb ( 'utmp = yes') smbXsrv_tcon_global.tdb ( ) smbXsrv_open_global.tdb ( ) share_info.tdb* (acl) winbindd_cache.tdb winbindd winbindd_idmap.tdb* idmap winbindd wins.dat* wins 'wins support = yes' (SIGNALS) SIGHUP smbd smb.conf . smbd SIGKILL (-9) . smbd SIGTERM (-15) . smbd smbcontrol(1) ( SIGUSR[1|2] Samba 2.2 ). . smbd (re-entrant) . smbd SMB . select . (SEE ALSO) hosts_access(5), inetd(8), nmbd(8), smb.conf(5), smbclient(1), testparm(1), RFC rfc1001.txt, rfc1002.txt. CIFS ( SMB) : https://www.samba.org/cifs. (AUTHOR) Samba Andrew Tridgell . Samba Samba Team . Samba 4.24.6 08/16/2026 SMBD(8)