锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲福利电影一区二区?,国产精品亚洲AV三区,成人亚洲网站www在线观看http://www.tkk7.com/leekiang/archive/2010/07/20/326590.htmlleekiangleekiangMon, 19 Jul 2010 18:33:00 GMThttp://www.tkk7.com/leekiang/archive/2010/07/20/326590.htmlhttp://www.tkk7.com/leekiang/comments/326590.htmlhttp://www.tkk7.com/leekiang/archive/2010/07/20/326590.html#Feedback0http://www.tkk7.com/leekiang/comments/commentRss/326590.htmlhttp://www.tkk7.com/leekiang/services/trackbacks/326590.html

leekiang 2010-07-20 02:33 鍙戣〃璇勮
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TCP: SYN ACK FIN RST PSH URGhttp://www.tkk7.com/leekiang/archive/2010/04/14/318360.htmlleekiangleekiangWed, 14 Apr 2010 10:43:00 GMThttp://www.tkk7.com/leekiang/archive/2010/04/14/318360.htmlhttp://www.tkk7.com/leekiang/comments/318360.htmlhttp://www.tkk7.com/leekiang/archive/2010/04/14/318360.html#Feedback0http://www.tkk7.com/leekiang/comments/commentRss/318360.htmlhttp://www.tkk7.com/leekiang/services/trackbacks/318360.html涓夋鎻℃墜Three-way Handshake

涓涓櫄鎷熻繛鎺ョ殑寤虹珛鏄氳繃涓夋鎻℃墜鏉ュ疄鐜扮殑

1. (B) --> [SYN] --> (A)

鍋囧鏈嶅姟鍣ˋ鍜屽鎴鋒満B閫氳. 褰揂瑕佸拰B閫氫俊鏃訛紝B棣栧厛鍚慉鍙戜竴涓猄YN (Synchronize) 鏍囪鐨勫寘錛屽憡璇堿璇鋒眰寤虹珛榪炴帴.

娉ㄦ剰: 涓涓?SYN鍖呭氨鏄粎SYN鏍囪璁句負1鐨凾CP鍖?鍙傝TCP鍖呭ごResources). 璁よ瘑鍒拌繖鐐瑰緢閲嶈錛屽彧鏈夊綋A鍙楀埌B鍙戞潵鐨凷YN鍖咃紝鎵嶅彲寤虹珛榪炴帴錛岄櫎姝や箣澶栧埆鏃犱粬娉曘傚洜姝わ紝濡傛灉浣犵殑闃茬伀澧欎涪寮冩墍鏈夌殑鍙戝線澶栫綉鎺ュ彛鐨凷YN鍖咃紝閭d箞浣犲皢涓? 鑳借澶栭儴浠諱綍涓繪満涓誨姩寤虹珛榪炴帴銆?

2. (B) <-- [SYN/ACK] <--(A)

鎺ョ潃錛孉鏀跺埌鍚庝細鍙戜竴涓SYN鍖呯殑紜鍖?SYN/ACK)鍥炲幓錛岃〃紺哄絎竴涓猄YN鍖呯殑紜錛屽茍緇х畫鎻℃墜鎿嶄綔.

娉ㄦ剰: SYN/ACK鍖呮槸浠匰YN 鍜?ACK 鏍囪涓?鐨勫寘.

3. (B) --> [ACK] --> (A)

B鏀跺埌SYN/ACK 鍖?B鍙戜竴涓‘璁ゅ寘(ACK)錛岄氱煡A榪炴帴宸插緩绔嬨傝嚦姝わ紝涓夋鎻℃墜瀹屾垚錛屼竴涓猅CP榪炴帴瀹屾垚

Note: ACK鍖呭氨鏄粎ACK 鏍囪璁句負1鐨凾CP鍖? 闇瑕佹敞鎰忕殑鏄綋涓夋鎻℃墜瀹屾垚銆佽繛鎺ュ緩绔嬩互鍚庯紝TCP榪炴帴鐨勬瘡涓寘閮戒細璁劇疆ACK浣?

榪欏氨鏄負浣曡繛鎺ヨ窡韙緢閲嶈鐨勫師鍥犱簡. 娌℃湁榪炴帴璺熻釜,闃茬伀澧欏皢鏃犳硶鍒ゆ柇鏀跺埌鐨凙CK鍖呮槸鍚﹀睘浜庝竴涓凡緇忓緩绔嬬殑榪炴帴.涓鑸殑鍖呰繃婊?Ipchains)鏀跺埌ACK鍖呮椂,浼氳瀹冮氳繃(榪欑粷瀵逛笉鏄釜 濂戒富鎰?. 鑰屽綋鐘舵佸瀷闃茬伀澧欐敹鍒版縐嶅寘鏃訛紝瀹冧細鍏堝湪榪炴帴琛ㄤ腑鏌ユ壘鏄惁灞炰簬鍝釜宸插緩榪炴帴錛屽惁鍒欎涪寮冭鍖?

鍥涙鎻℃墜Four-way Handshake

鍥涙鎻℃墜鐢ㄦ潵鍏抽棴宸插緩绔嬬殑TCP榪炴帴

1. (B) --> ACK/FIN --> (A)

2. (B) <-- ACK <-- (A)

3. (B) <-- ACK/FIN <-- (A)

4. (B) --> ACK --> (A)

娉ㄦ剰: 鐢變簬TCP榪炴帴鏄弻鍚戣繛鎺? 鍥犳鍏抽棴榪炴帴闇瑕佸湪涓や釜鏂瑰悜涓婂仛銆侫CK/FIN 鍖?ACK 鍜孎IN 鏍囪璁句負1)閫氬父琚涓烘槸FIN(緇堢粨)鍖?鐒惰? 鐢變簬榪炴帴榪樻病鏈夊叧闂? FIN鍖呮繪槸鎵撲笂ACK鏍囪. 娌℃湁ACK鏍囪鑰屼粎鏈塅IN鏍囪鐨勫寘涓嶆槸鍚堟硶鐨勫寘錛屽茍涓旈氬父琚涓烘槸鎭舵剰鐨?

榪炴帴澶嶄綅Resetting a connection

鍥涙鎻℃墜涓嶆槸鍏抽棴TCP榪炴帴鐨勫敮涓鏂規(guī)硶. 鏈夋椂,濡傛灉涓繪満闇瑕佸敖蹇叧闂繛鎺?鎴栬繛鎺ヨ秴鏃?绔彛鎴栦富鏈轟笉鍙揪),RST (Reset)鍖呭皢琚彂閫? 娉ㄦ剰鍦紝鐢變簬RST鍖呬笉鏄疶CP榪炴帴涓殑蹇呴』閮ㄥ垎, 鍙互鍙彂閫丷ST鍖?鍗充笉甯CK鏍囪). 浣嗗湪姝e父鐨凾CP榪炴帴涓璕ST鍖呭彲浠ュ甫ACK紜鏍囪

璇鋒敞鎰廟ST鍖呮槸鍙互涓嶈鏀跺埌鏂圭‘璁ょ殑?

鏃犳晥鐨凾CP鏍囪Invalid TCP Flags

鍒扮洰鍓嶄負姝紝浣犲凡緇忕湅鍒頒簡 SYN, ACK, FIN, 鍜孯ST 鏍囪. 鍙﹀錛岃繕鏈塒SH (Push) 鍜孶RG (Urgent)鏍囪.

鏈甯歌鐨勯潪娉曠粍鍚堟槸SYN/FIN 鍖? 娉ㄦ剰:鐢變簬 SYN鍖呮槸鐢ㄦ潵鍒濆鍖栬繛鎺ョ殑, 瀹冧笉鍙兘鍜?FIN鍜孯ST鏍囪涓璧峰嚭鐜? 榪欎篃鏄竴涓伓鎰忔敾鍑?

鐢變簬鐜板湪澶у鏁伴槻鐏宸茬煡 SYN/FIN 鍖? 鍒殑涓浜涚粍鍚?渚嬪SYN/FIN/PSH, SYN/FIN/RST, SYN/FIN/RST/PSH銆傚緢鏄庢樉錛屽綋緗戠粶涓嚭鐜拌繖縐嶅寘鏃訛紝寰堜綘鐨勭綉緇滆偗瀹氬彈鍒版敾鍑諱簡銆?

鍒殑宸茬煡鐨勯潪娉曞寘鏈塅IN (鏃燗CK鏍囪)鍜?NULL"鍖呫傚鍚屾棭鍏堣璁虹殑錛岀敱浜嶢CK/FIN鍖呯殑鍑虹幇鏄負浜嗗叧闂竴涓猅CP榪炴帴錛岄偅涔堟甯哥殑FIN鍖呮繪槸甯︽湁 ACK 鏍囪銆?NULL"鍖呭氨鏄病鏈変換浣昑CP鏍囪鐨勫寘(URG,ACK,PSH,RST,SYN,FIN閮戒負0)銆?

鍒扮洰鍓嶄負姝紝姝e父鐨勭綉緇滄椿鍔ㄤ笅錛孴CP鍗忚鏍堜笉鍙兘浜х敓甯︽湁涓婇潰鎻愬埌鐨勪換浣曚竴縐嶆爣璁扮粍鍚堢殑TCP鍖呫傚綋浣犲彂鐜拌繖浜涗笉姝e父鐨勫寘鏃訛紝鑲畾鏈変漢瀵逛綘鐨勭綉緇滀笉鎬濂芥剰銆?br />
鏉ユ簮:http://doubao.javaeye.com/blog/267207
http://hi.baidu.com/abcserver/blog/item/aa1a347310c335148601b07c.html


leekiang 2010-04-14 18:43 鍙戣〃璇勮
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LDAP絎旇http://www.tkk7.com/leekiang/archive/2010/02/11/312584.htmlleekiangleekiangThu, 11 Feb 2010 07:49:00 GMThttp://www.tkk7.com/leekiang/archive/2010/02/11/312584.htmlhttp://www.tkk7.com/leekiang/comments/312584.htmlhttp://www.tkk7.com/leekiang/archive/2010/02/11/312584.html#Feedback0http://www.tkk7.com/leekiang/comments/commentRss/312584.htmlhttp://www.tkk7.com/leekiang/services/trackbacks/312584.html

CN,OU,DC閮芥槸LDAP榪炴帴鏈嶅姟鍣ㄧ殑绔瓧絎︿覆涓殑鍖哄埆鍚嶇О錛圖N,distinguished聽聽聽 name錛?
LDAP榪炴帴鏈嶅姟鍣ㄧ殑榪炴帴瀛椾覆鏍煎紡涓猴細ldap://servername/DN聽聽聽
聽聽 鍏朵腑DN鏈変笁涓睘鎬э紝鍒嗗埆鏄疌N,OU,DC聽聽聽
聽聽 LDAP鏄竴縐嶉氳鍗忚錛屽鍚孒TTP鏄竴縐嶅崗璁竴鏍風(fēng)殑錛?/p>

鍦犅犅犅?LDAP聽聽聽聽 鐩綍涓偮犅犅犅犅犅犅犅犅犅犅?br />聽聽聽 DC聽聽聽聽 (Domain聽聽聽聽 Component)聽聽聽聽聽聽聽
聽聽聽 CN聽聽聽聽 (Common聽聽聽聽 Name)聽聽聽聽聽聽聽
聽聽聽 OU聽聽聽聽 (Organizational聽聽聽聽 Unit)聽聽聽聽聽聽聽
聽聽 涓涓?LDAP聽聽聽聽 鐩綍綾諱技浜庢枃浠剁郴緇熺洰褰?聽聽聽聽 涓嬪垪鐩綍:聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽 DC=redmond,DC=wa,DC=microsoft,DC=com聽聽聽聽聽聽聽
聽聽聽 濡傛灉鎴戜滑綾繪瘮鏂囦歡緋葷粺鐨勮瘽錛屽彲琚湅浣滃涓嬫枃浠惰礬寰?聽聽聽聽
聽聽聽聽聽聽聽聽聽 Com\Microsoft\Wa\Redmond聽聽聽

渚嬪錛欳N=test,OU=developer,DC=domainname,DC=com

鍦ㄤ笂闈㈢殑浠g爜涓璫n=test聽聽聽聽 鍙兘浠h〃涓涓敤鎴峰悕錛?ou=developer 浠h〃涓涓?active聽聽聽聽 directory涓殑聽聽聽聽 緇勭粐鍗曚綅銆傝繖鍙ヨ瘽鐨勫惈涔夊彲鑳藉氨鏄鏄巘est榪欎釜瀵硅薄澶勫湪domainname. com鍩熺殑developer緇勭粐鍗曞厓涓?/p>


杞嚜
http://stevenit.bokee.com/viewdiary.30578007.html

鎿嶄綔ldap鐨勫寘鏈?br />SUN鐨凩DAP API
mozilla鐨剆dk,瑙乭ttp://www.mozilla.org/directory/javasdk.html
novell鐨刯ldap,瑙乭ttp://www.openldap.org/jldap/
涓嶈繃spring ldap鐨刲daptemplate鏇村ソ鐢?br />http://wangyaodi.javaeye.com/blog/202514
http://junewolf.javaeye.com/blog/52091


leekiang 2010-02-11 15:49 鍙戣〃璇勮
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http鍗忚絎旇http://www.tkk7.com/leekiang/archive/2009/03/11/258955.htmlleekiangleekiangTue, 10 Mar 2009 19:29:00 GMThttp://www.tkk7.com/leekiang/archive/2009/03/11/258955.htmlhttp://www.tkk7.com/leekiang/comments/258955.htmlhttp://www.tkk7.com/leekiang/archive/2009/03/11/258955.html#Feedback0http://www.tkk7.com/leekiang/comments/commentRss/258955.htmlhttp://www.tkk7.com/leekiang/services/trackbacks/258955.htmlKeep-Alive鍔熻兘浣垮鎴風(fēng)鍒版湇鍔″櫒绔殑榪炴帴鎸佺畫鏈夋晥錛屽綋鍑虹幇瀵規(guī)湇鍔″櫒鐨勫悗緇ц姹傛椂錛孠eep-Alive鍔熻兘閬垮厤浜嗗緩绔嬫垨鑰呴噸鏂板緩绔嬭繛鎺ャ傚競鍦轟笂 鐨勫ぇ閮ㄥ垎Web鏈嶅姟鍣紝鍖呮嫭iPlanet銆両IS鍜孉pache錛岄兘鏀寔HTTP Keep-Alive銆傚浜庢彁渚涢潤鎬佸唴瀹圭殑緗戠珯鏉ヨ錛岃繖涓姛鑳介氬父寰堟湁鐢ㄣ備絾鏄紝瀵逛簬璐熸媴杈冮噸鐨勭綉绔欐潵璇達紝榪欓噷瀛樺湪鍙﹀涓涓棶棰橈細铏界劧涓哄鎴蜂繚鐣欐墦寮鐨勮繛 鎺ユ湁涓瀹氱殑濂藉錛屼絾瀹冨悓鏍峰獎鍝嶄簡鎬ц兘錛屽洜涓哄湪澶勭悊鏆傚仠鏈熼棿錛屾湰鏉ュ彲浠ラ噴鏀劇殑璧勬簮浠嶆棫琚崰鐢ㄣ傚綋Web鏈嶅姟鍣ㄥ拰搴旂敤鏈嶅姟鍣ㄥ湪鍚屼竴鍙版満鍣ㄤ笂榪愯鏃訛紝Keep- Alive鍔熻兘瀵硅祫婧愬埄鐢ㄧ殑褰卞搷灝ゅ叾紿佸嚭銆?姝ゅ姛鑳戒負HTTP 1.1棰勮鐨勫姛鑳斤紝HTTP 1.0鍔犱笂Keep-Alive header涔熷彲浠ユ彁渚汬TTP鐨勬寔緇綔鐢ㄥ姛鑳姐?img src ="http://www.tkk7.com/leekiang/aggbug/258955.html" width = "1" height = "1" />

leekiang 2009-03-11 03:29 鍙戣〃璇勮
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ftp絎旇http://www.tkk7.com/leekiang/archive/2008/09/26/231313.htmlleekiangleekiangFri, 26 Sep 2008 08:02:00 GMThttp://www.tkk7.com/leekiang/archive/2008/09/26/231313.htmlhttp://www.tkk7.com/leekiang/comments/231313.htmlhttp://www.tkk7.com/leekiang/archive/2008/09/26/231313.html#Feedback0http://www.tkk7.com/leekiang/comments/commentRss/231313.htmlhttp://www.tkk7.com/leekiang/services/trackbacks/231313.html
2,ftp 鏂囦歡涓婁紶鏈嶅姟鍣ㄨ緗殑鍑犵偣緇忛獙鍜岀獚闂紒
http://hi.baidu.com/wgzx/blog/item/554976affaa3d1fffbed5098.html

3,FileZilla FTP Server瀹夎璁劇疆鏁欑▼
FileZilla Server Interface-->edit-->settings-->general settings-->Max.Number of users(鍏佽鏈澶у茍鍙戣繛鎺ュ鎴風(fēng)鐨勬暟閲?

4,http://www.tkk7.com/yegucheng/archive/2007/10/26/156008.html
鍦ㄤ嬌鐢╝pache鐨刵et鍖呭鐞哠erv-U鍜寈-lighgt鏃墮亣鍒扮殑鍑犵偣涓嶅悓
榪涘叆涓涓┖鐩綍錛?br /> 聽鍦╯erv-U涓嬶紝璋冪敤fTPClient.changeWorkingDirectory("")鏂規(guī)硶娌℃湁浠諱綍闂(鎸囧悜涓涓┖鐨勭洰褰?
聽鍦▁-light涓嬶紝璋冪敤鏂規(guī)硶錛屼細榪斿洖501淇℃伅
褰撲笅杞藉畬鏂囦歡鍚庯細
聽浣跨敤 fTPClient.retrieveFileStream(url)鏂規(guī)硶涓嬭澆鏂囦歡錛屽湪serv-U涓嬶紝鍙互鐩存帴涓嬭澆涓嬩竴涓枃浠?br /> 聽浣嗘槸鍦▁-light涓嬶紝璋冪敤 fTPClient.retrieveFileStream(url)鏂規(guī)硶鍚庯紝
聽蹇呴』鎵ц fTPClient.completePendingCommand()鏂規(guī)硶錛屽叧闂綋鍓嶄笅杞芥搷浣滐紝
聽鎵嶈兘鎵ц涓嬩竴涓笅杞戒換鍔★紙鍦╪et鍖呯殑API涓湁鐩稿叧鐨勮瀹氾級銆?br />
5,鎽樿嚜http://blog.csdn.net/wangjian5748/archive/2008/11/28/3404619.aspx
commons-net鐨凢TPClient錛屽湪浣跨敤public InputStream retrieveFileStream(String remote)
鏂規(guī)硶鏃墮渶瑕佺壒鍒敞鎰忥紝鍦ㄨ皟鐢ㄨ繖涓帴鍙e悗錛屼竴瀹氳鎵嬪姩close鎺夎繑鍥炵殑InputStream錛岀劧鍚庡啀璋冪敤completePendingCommand鏂規(guī)硶錛岃嫢涓嶆槸鎸夌収榪欎釜欏哄簭錛屽垯涓嶅錛屼吉浠g爜錛?/div>
  1. InputStream聽is聽=聽ftpClient.retrieveFileStream(remote);
  2. is.close();
  3. ftpClient.completePendingCommand();
retrieveFileStream鐨凙PI鏂囨。璇寸殑鏈夌偣緗楀棪錛岃繕鍙互浣跨敤涓嬪垪鏂規(guī)硶鏉ユ浛鎹笂榪頒嬌鐢ㄦ柟寮?/div>
浣跨敤涓涓腑闂存枃浠舵潵鍋氫竴涓漿鎺ワ紝榪欑鏂瑰紡姣斾笂榪版柟娉曠殑濂藉灝辨槸鑷繁瀹規(guī)槗鎺у埗錛屼笉瀹規(guī)槗鍑洪棶棰樸備吉浠g爜濡備笅錛?/div>
  1. File聽localFile聽=聽new聽File(localPath,聽localFileName);
  2. OutputStream聽output聽=聽new聽FileOutputStream(localFile);
  3. ftpClient.retrieveFile(remoteFileName,聽output);
  4. output.close();
  5. InputStream聽input聽=聽new聽FileInputStream(localFile);
鍏充簬鍘熷洜榪欓噷鏈夋瘮杈冨叿浣撶殑鍒嗘瀽:http://marc.info/?l=jakarta-commons-user&m=110443645016720&w=2
綆鍗曟潵璇達細completePendingCommand()浼氫竴鐩村湪絳塅TP Server榪斿洖226 Transfer complete錛屼絾鏄疐TP Server鍙湁鍦ㄦ帴鍙楀埌InputStream鎵цclose鏂規(guī)硶鏃訛紝鎵嶄細榪斿洖銆傛墍浠ュ厛瑕佹墽琛宑lose鏂規(guī)硶

6錛?br />Java瀹炵幇鐨刦tp鏈嶅姟鍣?婧愪唬鐮?/b>

7,java ftp
http://hi.baidu.com/montaojavahome/blog/item/d8d2691e1236241940341722.html

浣跨敤J-FTP涓婁紶涓嬭澆





leekiang 2008-09-26 16:02 鍙戣〃璇勮
]]>java ftp絎旇http://www.tkk7.com/leekiang/archive/2008/09/22/230329.htmlleekiangleekiangSun, 21 Sep 2008 20:03:00 GMThttp://www.tkk7.com/leekiang/archive/2008/09/22/230329.htmlhttp://www.tkk7.com/leekiang/comments/230329.htmlhttp://www.tkk7.com/leekiang/archive/2008/09/22/230329.html#Feedback0http://www.tkk7.com/leekiang/comments/commentRss/230329.htmlhttp://www.tkk7.com/leekiang/services/trackbacks/230329.htmlFTPFile[] 聽 ftpFiles 聽 = 聽 ftp.listFiles("a"); 聽
聽 System.out.println(ftpFiles.length);

2錛宧ttp://www.tkk7.com/sterning/archive/2007/10/22/154861.html

3,涔辯爜闂.
搴旂敤鏈嶅姟鍣ㄥ湪unix涓婏紝ftp鍦╳indow涓婏紝涓嬭澆鏃舵崲琛屽鍙兘鏈夐棶棰橈紝
聽瑙e喅:灝嗘枃浠朵紶杈撶被鍨嬭緗負浜岃繘鍒?br /> 聽聽聽聽 ftpClient.setFileType(
FTP.BINARY_FILE_TYPE);
聽瑙?br />public InputStreamretrieveFileStream(String path)鏂規(guī)硶鐨勬敞閲?
If the current file type is ASCII, the returned InputStream will convert line separators in the file to
the local representation.
commons.net鍖呬腑鐨凢TPClient.listFiles()鏂規(guī)硶榪斿洖null鐨勯棶棰樺強鍏惰В鍐蟲柟妗?/a>
http://hi.baidu.com/3seefans/blog/item/667e32afa0a58bc97cd92aa2.html
http://hi.baidu.com/hzwei206/blog/item/7c901d2debf7e136359bf7cd.html

6,
http://zjsoft.javaeye.com/blog/189874
http://topic.csdn.net/t/20050820/13/4220332.html
http://www.cnblogs.com/swingboat/archive/2005/05/31/165613.html
http://www.onflex.org/ted/2007/05/flexftp-ftp-client-in-flex-using.php
http://tech.it168.com/j/2007-10-18/200710182058687.shtml
http://hi.baidu.com/3seefans/blog/item/667e32afa0a58bc97cd92aa2.html



leekiang 2008-09-22 04:03 鍙戣〃璇勮
]]>
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