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1 / 1980 / 80- / /scalability/ mainframe /! "! # $ " fail sharing %! " 90-!! 12! /! database! /DBMS/ /!! RPC SQL "!/file sharing/!-!- "!! - / SMB SMB Server Message Block!! named pipes /&
2 ! / mailslots / / SMB '!- SMB 1987 IBM " Microsoft Digital Equipment Data General SCO Network Appliance Corp " 1987 Microsoft LAN Manager 1988 IBM OS/2 LAN SMB " SMB Microsoft Common Internet File Systems /CIFS/ SMB SMB "! ' $ SMB! SMB!!! "!!! ' SMB! $ DCERPC SMB named pipes DCERPC SMB named pipes ; SMB CIFS SMB $ SMB "! host- SMB Firewall- ' SMB / / SMB ( $ SMB SMB SMB '! SMB ( -
3 SMB Event Viewer!- SMB NetBIOS! host SMB ) - OSI SMB!!! : NetBIOS! Server Message Block /SMB/ Common Internet File System /CIFS/ Novell Netware NetBIOS Frame Protocol /NBF/ NetBIOS NetBIOS!!! NetBIOS Sytec Inc / Hughes LAN Systems/ IBM 1983! Sytec IBM LAN NetBIOS 72 80! NetBIOS IBM Token Ring NetBIOS! 1985 NetBEUI /NetBIOS Extened User Interface/ ' SMB OSI : " SMB TCP/IP ( - NetBIOS CP/IP) NetB#UI IPX/SPX (SMB)! $!
4 ! " SMB SMB! DECnet Digital ( Compaq) PATHWAYS SMB SMB SMB! ' SMB! (SMB ) -$ # SMB! NetBIOS ( SMB CIFS SMB $ ; NetBIOS ) NBF NetBT! " ) negprot 1 SMB! 0xFFFF! * - (! ) sesssetupx SMB +! #!- UID UID SMB (logged on) tcon tconx SMB!! TID SMB $! SMB 1 + negotiate protocol
5 " SMB $!!! Samba SMB Unix -! Samba!! Samba - '! SMB!! $ - (! SMB (! $! " challengeresponse SMB!! guest access!!! ) guest access $! SMB " SMB Workgroups/ / Domains// Workgroups -! " Windows Workgroups
6 + Domains ) & / domain controllers/ + & () : Samba Samba SMB UNIX OpenVMS Andrew Tridgell Samba UNIX (Linux Solaris SunOS HP-UX ULTRIX DEC OSF/1 Digital UNIX Dynix (Sequent) IRIX (SGI) SCO Open Server DG-UX UNIXWARE AIX BSDI NetBSD NEXTSTEP A/UX Samba NT LM 012 Samba PDC browsing / / browse master Samba! etc Microsoft Windows Servers Microsoft SMB Windows Windows ' Control Panel- Windows 95 Windows NT SMB SMB! Microsoft ( Windows Workgroups Windows 95 ) Windows Workgroups 311 Windows Workgroups 30 Windows 95 Windows NT NT LM 012 LAN Manager LAN Manager UNIX (LM/X) Microsoft AT&T GIS LAN Manager UNIX LM/X for SCO LM Server HP-UX (Advanced Server/9000) " LAN Manager UNIX 22 LANMAN21
7 VisionFS VisionFS SMB SCO! Solaris 2x HP-UX SCO TotalNET Advanced Server Syntax! SMB! SMB UNIX * AppleShare NetWare Advanced Server for UNIX LM/X NCR ($ ATT GIS) / Microsoft/ Windows NT SMB PATHWORKS PATHWORKS Digital equipment corporation : VAX and Alpha VMS VAX and MIPS ULTRIX DEC OSF/1 for AXP and Digital UNIX (DEC OSF/1 renamed) OS/2 ( DOS Windows Windows for Workgroups Windows NT Windows 95 LAN Server OS/2 IBM! Microsoft's LAN Manager SMB # SMB : Microsoft o Windows NT o Windows 95 o Windows for Workgroups 311 Digital's PATHWORKS Samba's smbclient Linux's smbfs SMBlib
8 " - Microsoft! Sun History Network File System - Sun Microsystems 80- " mainframe $ $ / * $!!! #!!!! $ ( $ (mount)! $ $ " (transparent ) $ 0 $ Sun Microsystems 1984 /stateless/!! '! !-! RFC ( 40 + $ " $ $ /! $ / exporting / (!!
9 / mount point /! )! $! UID GID! " export * Unix Unix!-! $ $ ) / stateless/ *! $ " 2 ( $ ' #!- $ Stale File Handle / reboote/ " filehandles /!! / " filehandle /unmounte/ /remount/ filehandles - filehandles! filehandles Unix!! filehandle-!!
10 $ Stale File Handle filehandle-! Filehandles Unix filehandles! SCSI SCSI SCSI $!-! 4 Remote Procedure Calls(RPC) portmap ( rpcportmap) 1 / / : nfs!! nfsd mountd nfs mountd! nsm (Network Status Monitor) nlm (Network Lock Manager) $( ) '! )!!! statd lockd * knfsd Unix nfs nlm + mountd nsm NFC!" RPC RPC RPC!! ( $
11 ! XDR 2 16 RPC-! RPC UDP UDP TCP RPC!!! " 8k 5 (retrans) timeout (timeo) ( taimout!! $! /stateless/ $ "!!! ( "soft" RPC / ( $ "hard" "intr" " RPC! /cached/ - ( timeout! $ (actimeo 30 ) timeout-! #!! 3 IRIX 53+ SunOS TCP +!! -!! $ 3 8 kb 4 GB $ 64KB! UDP TCP " - TCP UDP $ TCP ' -! 2049 UDP TCP /etc/services # 22- RPC 3 :
12 RPC version 3 version 2 void null # GETATTR getattr!! :! SETATTR setattr )!! LOOKUP lookup! ACCESS " READLINK readlink 1 READ read 1! WRITE write )! CREATE create! MKDIR mkdir SYMLINK symlink MKNOD! REMOVE remove "! ( ) RMDIR rmdir " ( ) RENAME rename "! LINK link READDIR readdir 1 READDIRPLUS -$ FSSTAT statfs! FSINFO! PATHCONF POSIX! COMMIT * $ ( ) # " $" NFC :
13 + portmapper /!! / /mountd/ /d/ '! / / /users/ballard/ /users/ballard/scheduledoc: 1 portmapper- ")!!?" ' ")!! 923" ")!! filehandle- : /users/ballard?" filehandle 3 filehandle portmapper- ")! portmapper!! /users/ballard?"! 4 "# filehandle- scheduledoc" filehandle- $!! filehandle /stateless/
14 ! Nightmare File System ' Sun Network File System Sun /!/ ' $! $ " $ $ " $ -$ $ $!-$ /abort/!! DES /Data Encryption Standard/ time stamp/ / Remote Procedure Call (RPC) $! RPC "! / / Unix ) secure! % " # Secure/%"/ publickeybyname 1 DES login// /keylogin/ RPC " yppasswd
15 DES # DES / public key cryptography/ ) ( B ( : K AB = PK B SK A K PK SK 128- : K AB = PK A SK B!! conversation key (CK)! DES RPC -: Error! Unknown switch argument ( + K(CK) CK DES K " RPC (A) CK win (window) CK (- 30 ) win + 1 A Conversation key CK " - replayed The index ID- CK! # RPC
16 ID- CK &%$ " # " $ Root! root -$ root-!! &%$ Secure Secure : RPC! RPC $ $ RPC DES : ! secure % Network File System!-! Unix Windows Macintosh Unix " Unix Network Information Service (NIS) 2 Unix : /automount tables / 3!!
17 UID Unix * NIS autohomemap (! $ $ $! '!! cshrc! cross-platform!! Windows NT e e 4 : High Availability / HA (Highly Available ) HA :! $! HA HA :
18 !! *!!!!! IP $ *! $! ( IP!!!! ) $ $! $ $ '
19 #!!!! " / /! OK + root portmap- ( ID ' '! " Filehandles!! : 5! $ ' $ $ )! CDROM $ Unix SMB icrosoft $ # CIFS Unix: CIFS (SMB)
20 " Sun Mycrosystems 80-! UNIX $ PC-!- $! " " UNIX- ( ) UNIX $ UNIX TCP/IP SMB Microsoft 80- ) Microsoft $! $ $ CIFS! UNIX CIFS " CIFS UNIX Windows UNIX # CIFS UNIX '! CIFS (SMB) Windows Microsoft! Windows - UNIX
21 " " " $ : $! : " wite - 3 : # :! CIFS UNIX : CIFS $
22 ( lockup!! Unix! Unix - Novell NetWare Novell 70-!-$ " $! LAN Novell NetWare $ - heterogeneous " NetWare NetWare 5 IPX IP Web NetWare Novell Directory Services (NDS) Domain Name System (DNS) Dynamic Host Configuration Protocol (DHCP) NetWare Java Common Object Request Broker Architecture (COBRA) Object Request Broker (ORB) '! Secure Authentication Services SAS Andrew File System IBM o! Coda File System! * Appletalk Banyan Vines Decnet etc - Remote File System - V3 Unix DFS - Distributed File System OSF % :
23
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