{"id":968,"date":"2015-09-15T18:49:24","date_gmt":"2015-09-16T03:49:24","guid":{"rendered":"http:\/\/blog.box.kr\/?p=968"},"modified":"2015-09-15T18:49:24","modified_gmt":"2015-09-16T03:49:24","slug":"windowshow-to-reduce-of-time_wait","status":"publish","type":"post","link":"https:\/\/blog.box.kr\/?p=968","title":{"rendered":"windows)how to reduce of time_wait"},"content":{"rendered":"<p>after &#8220;regedit&#8221; and find key as below<\/p>\n<p>HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesTcpipParameters<\/p>\n<p>and make key as DWORD, name is &#8220;TcpTimeWaitDelay&#8221; and value is 30 ( recommend )<\/p>\n<p>&nbsp;<\/p>\n<p>and additional information as below&#8230;<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"http:\/\/sangchul.kr\/4857329\">http:\/\/sangchul.kr\/4857329<\/a><\/p>\n<p>====== \uc708\ub3c4\uc6b0\uc5d0\uc11c TCP \ud30c\ub77c\ubbf8\ud130 \ud29c\ub2dd ======<\/p>\n<p>&nbsp;<\/p>\n<p>\uacb0\uad6d \uc708\ub3c4\uc6b0\uc5d0\uc11c TCP \uc5f0\uacb0\uc758 \uac1c\uc218\ub97c \ucd5c\ub300\ud55c \ub298\uc774\uae30 \uc704\ud55c \ubc29\ubc95\uc740 TcpTimedWaitDelay, MaxUserPort, MaxFreeTcbs, MaxHashTableSize \ud30c\ub77c\ubbf8\ud130\ub97c \ub298\uc5ec\uc8fc\ub294 \uac83\uc774\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Windows\uc5d0\uc11c TcpTimedWaitDelay\ub97c \uc124\uc815<\/strong><\/p>\n<p>TCP \ud30c\ub77c\ubbf8\ud130\ub294 \ubb3c\ub860 \ud50c\ub7ab\ud3fc \ubcc4\ub85c \ub9ce\uc740 \ud30c\ub77c\ubbf8\ud130\uac00 \uc874\uc7ac\ud558\uc9c0\ub9cc, Windows\uc5d0\uc11c\uc758 TcpTimedWaitDelay \uc640 Solaris\uc758 tcp_time_wait_interval \uc740 \ub3d9\uc77c\ud55c<\/p>\n<p>\ud30c\ub77c\ubbf8\ud130\ub85c\uc11c, \ucee4\ub125\uc158\uc774 \uc885\ub8cc \ub418\uc5c8\uc744 \ub54c TIME_WAIT \uc0c1\ud0dc\ub85c \uba38\ubb3c\uac8c \ub418\ub294 \uc2dc\uac04\uc744 \uc124\uc815\ud55c\ub2e4.<\/p>\n<p>\uc774 \uac12\uc758 \ub514\ud3f4\ud2b8\ub294 4\ubd84\uc73c\ub85c \uc9e7\uc740 \uc2dc\uac04\uc5d0 \ub9ce\uc740 \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \uc811\uc18d\uc744 \ud558\uba74 \ub124\ud2b8\uc6cd(Network) \ud37c\ud3ec\uba3c\uc2a4\uc5d0 \uc601\ud5a5\uc744 \uc904 \uc218 \uc788\uae30 \ub54c\ubb38\uc5d0 60\ucd08\ub85c \uc81c\ud55c\uc744 \ub450\ub3c4\ub85d<\/p>\n<p>\uad8c\uace0\ud55c\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<p>\ub808\uc9c0\uc2a4\ud2b8\ub9ac \uc704\uce58 : HKEY_LOCAL_MACHINESystemCurrentControlSetServicesTcpipParameters<br \/>\n\uc720\ud6a8\ud55c \ubc94\uc704 : 030~300\ucd08<br \/>\n\uac12 \uc774\ub984 : TcpTimedWaitDelay<br \/>\n\uac12 \uc885\ub958: DWORD<br \/>\n\uae30\ubcf8\uac12: 240\ucd08<br \/>\n\ucd94\ucc9c \uac12: 60<\/p>\n<p>&nbsp;<\/p>\n<p><strong>MaxUserPort<\/strong><\/p>\n<p>\uc11c\ubc84\uc5d0 \uc5f0\uacb0\ub418\ub294 Port\uc758 \uc22b\uc790\uac00 5000\uac1c \uc774\uc0c1 (Exchange 60000) \ub420 \uacbd\uc6b0 \uc11c\ubc84\uc5d0\uc11c\u00a0\ub124\ud2b8\uc6cc\ud06c \uc7a5\uc560\uac00 \ubc1c\uc0dd\ub420 \uc218 \uc788\uc74c.<br \/>\n\uc77c\ubc18\uc801\uc73c\ub85c WAS\uc640 \uc5f0\uacb0\ub418\ub294 Windows \uc11c\ubc84\ub098\u00a0Exchange \uc11c\ubc84\uc5d0\uc11c \uc8fc\ub85c \ubc1c\uc0dd\ub428.<\/p>\n<p>&nbsp;<\/p>\n<p>\ub808\uc9c0\uc2a4\ud2b8\ub9ac \uc704\uce58: HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesTcpipParameters<br \/>\n\uc720\ud6a8\ud55c \ubc94\uc704: 5000~65534<\/p>\n<p>\uac12 \uc774\ub984 : MaxUserPort<br \/>\n\uac12 \uc885\ub958: DWORD<\/p>\n<p>\uae30\ubcf8\uac12: 5000<br \/>\n\ucd94\ucc9c \uac12: 65534<\/p>\n<p>&nbsp;<\/p>\n<p><strong>MaxFreeTcbs<\/strong><\/p>\n<p>\uc2dc\uc2a4\ud15c\uc774 TCP \uc5f0\uacb0 \uc720\uc9c0\ub97c \uc704\ud574 \uc0dd\uc131\ud558\ub294 TCP Control Blocks(TCBs)\uc758 \uc22b\uc790\ub97c \uacb0\uc815\ud55c\ub2e4. \ud558\ub098\uc758 \uc5f0\uacb0\uc740 \ud558\ub098\uc758 \ube14\ub85d\uc744 \uc694\uad6c\ud558\uae30 \ub54c\ubb38\uc5d0, \uc774 \uac12\uc740 TCP\uac00 \ub3d9\uc2dc\uc5d0 \uba87 \uac1c\uc758 \uc5f0\uacb0\uc744 \ucc98\ub9ac\ud560 \uc218 \uc788\ub290\ub0d0\ub97c \uacb0\uc815\ud558\uac8c \ub41c\ub2e4. \ubaa8\ub4e0 \ube14\ub85d\uc774 \uc0ac\uc6a9 \uc911\uc778 \uc0c1\ud669\uc5d0\uc11c \uc0c8\ub85c\uc6b4 \uc5f0\uacb0\uc774 \ub4e4\uc5b4\uc624\uac8c \ub418\uba74, TCP\ub294 TIME_WAIT \uc0c1\ud0dc\uc778 \uc5f0\uacb0 \uc911\uc5d0 \ud558\ub098\ub97c \uac15\uc81c\ub85c \ub04a\uc5b4\ubc84\ub9ac\uace0, \ube14\ub85d\uc744 \ud574\uc81c\ud55c \ud6c4, \uadf8 \ube14\ub85d\uc744 \uc0c8\ub85c\uc6b4 \uc5f0\uacb0\uc5d0 \uc0ac\uc6a9\ud558\uac8c \ub41c\ub2e4.<br \/>\n\ubcf4\ud1b5 TCP\ub294 TcpTimedWaitDelay\uc5d0 \uc9c0\uc815\ub418\uc5b4 \uc788\ub294 \uc2dc\uac04\uc774 \uc9c0\ub098\uc9c0 \uc54a\uc740 \uacbd\uc6b0, \uc5f0\uacb0\uc744 \ud574\uc81c\ud558\uc9c0\ub3c4 \uc54a\uace0, \uadf8 \uc5f0\uacb0\uc5d0 \uc0ac\uc6a9\ub41c \uc790\uc6d0\uc744 \uc7ac\uc0ac\uc6a9\ud558\uc9c0\ub3c4 \uc54a\ub294\ub2e4. \uc774 \uc2dc\uac04\uc740 \ubcf4\ud1b5 TIME_WAIT \ub610\ub294 2MSL (2 x maximum segment lifetime) \uc0c1\ud0dc\ub77c\uace0 \ubd88\ub9b0\ub2e4. \ud558\uc9c0\ub9cc \uc2dc\uc2a4\ud15c\uc774 \ub9e4\uc6b0 \ub9ce\uc740 \uc5f0\uacb0\uc744 \ubc1b\uc544\ub4e4\uc5ec \uc790\uc6d0\uc774 \ubc14\ub2e5\ub0a0 \uc0c1\ud669\uc5d0 \uc774\ub974\uba74,TcpTimedWaitDelay\uc5d0 \uc9c0\uc815\ub41c \uc2dc\uac04\uc774 \uc544\uc9c1 \ub0a8\uc544\uc788\ub294 \uacbd\uc6b0\uc5d0\ub3c4 \uc5f0\uacb0\uc5d0 \ud560\ub2f9\ub418\uc5b4 \uc788\ub294 \uc790\uc6d0\uc744 \ud574\uc81c\ud558\uac8c \ub41c\ub2e4.<br \/>\n\ub808\uc9c0\uc2a4\ud2b8\ub9ac \uc704\uce58: HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesTcpipParameters<\/p>\n<p>\uc720\ud6a8\ud55c \ubc94\uc704: 1\u20130xFFFFFFFF<\/p>\n<p>\uac12 \uc774\ub984 : MaxFreeTcbs<br \/>\n\uac12 \uc885\ub958: DWORD<\/p>\n<p>\uae30\ubcf8\uac12: 0x1388 (\uc2ed\uc9c4\uac12\uc73c\ub85c 5000)<br \/>\n\ucd94\ucc9c \uac12: 2000<\/p>\n<p>&nbsp;<\/p>\n<p><strong>MaxHashTableSize<\/strong><\/p>\n<p>TCP Control block\uc774 \uc800\uc7a5\ub418\ub294 \ud574\uc26c \ud14c\uc774\ube14\uc758 \ud06c\uae30\ub97c \uacb0\uc815\ud55c\ub2e4.<\/p>\n<p>TCP\ub294 \ucee8\ud2b8\ub864 \ube14\ub85d\ub4e4\uc744 \ube60\ub974\uac8c \uac80\uc0c9\ud558\uae30 \uc704\ud574 \ud574\uc26c \ud14c\uc774\ube14\uc5d0\ub2e4 \uc800\uc7a5\ud55c\ub2e4. \ub9cc\uc77c \uc2dc\uc2a4\ud15c\uc774 \ub3d9\uc2dc\uc5d0 \uc0dd\uc131\ud560 \uc218 \uc788\ub294 TCB\uc758 \uc22b\uc790\ub97c \ubcc0\uacbd\ud55c\ub2e4\uba74(MaxFreeTcbs \uac12\uc744 \ubcc0\uacbd\ud55c\ub2e4\uba74), \uc774 \ud56d\ubaa9\uc758 \uac12 \ub610\ud55c \uadf8\uc5d0 \ube44\ub840\ud574\uc11c \ubcc0\uacbd\ud574\uc918\uc57c\ud55c\ub2e4.<\/p>\n<p>\uc774 \ud56d\ubaa9\uc758 \uac12\uc740 \ubc18\ub4dc\uc2dc 2\uc758 \uc2b9\uc218\uc5ec\uc57c\ud55c\ub2e4. \ub9cc\uc77c 2\uc758 \uc2b9\uc218\ub97c \uc785\ub825\ud558\uc9c0 \uc54a\ub294\ub2e4\uba74, \uc2dc\uc2a4\ud15c\uc740 \uc790\ub3d9\uc73c\ub85c \uc785\ub825\ud55c \uc218\ubcf4\ub2e4 \ud070 2\uc758 \uc2b9\uc218 \uc911\uc5d0 \uac00\uc7a5 \uc791\uc740 \uac83\uc744 \ucc3e\uc544 \uc0ac\uc6a9\ud55c\ub2e4.\u00a0 \uc989 128 * (\uc2dc\uc2a4\ud15c cpu \uac1c\uc218)\uc758 \uc81c\uacf1<\/p>\n<p>\uc608\ub97c \ub4e4\uc5b4 cpu 4\uc7a5\uc774\ub77c\uba74, 128 * 4^2 = 2048<\/p>\n<p>\ucd5c\ub300 \uac12\uc740 0x10000 (65,536)\uc785\ub2c8\ub2e4. \uc5f0\uacb0 \ubd80\ud558\uac00 \ud074 \uac83\uc73c\ub85c \uc608\uc0c1\ub418\ub294 \ub300\uaddc\ubaa8 \uc11c\ubc84\uc5d0\uc11c\ub294 \ucd5c\ub300 \uac12\uc744 \uc124\uc815\ud558\ub294 \uac83\uc774 \uad8c\uc7a5\ub429\ub2c8\ub2e4. \uc774 \ud14c\uc774\ube14\uc740 \ud398\uc774\uc9c0 \uc548 \ub418\ub294 \ud480\uc744\uc0ac\uc6a9\ud558\ubbc0\ub85c \uc11c\ubc84\uc758 \uac00\uc6a9\ud55c \ud398\uc774\uc9c0 \uc548 \ub418\ub294 \ud480\uc774 \ub9ce\uc9c0 \uc54a\uac70\ub098 \uc5f0\uacb0 \ubd80\ud558\uac00 \ud06c\uc9c0 \uc54a\uc740 \uacbd\uc6b0\uc5d0\ub294 \uc774 \uac12\uc744 \ub108\ubb34 \ud06c\uac8c \uc124\uc815\ud558\uba74 \uc548 \ub41c\ub2e4\ub294 \uc0ac\uc2e4\uc744 \uba85\uc2ec\ud558\uc2ed\uc2dc\uc624.<\/p>\n<p>&nbsp;<\/p>\n<p>\ub808\uc9c0\uc2a4\ud2b8\ub9ac \uc704\uce58: HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesTcpipParameters<\/p>\n<p>\uc720\ud6a8\ud55c \ubc94\uc704: 64 ~ 65536<\/p>\n<p>\uac12 \uc774\ub984 : MaxHashTableSize<br \/>\n\uac12 \uc885\ub958: DWORD<\/p>\n<p>\uae30\ubcf8\uac12: 512<\/p>\n<p>\ucd94\ucc9c \uac12: 2048<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><strong>KeepAliveTime<\/strong><\/p>\n<p>TCP-HandShake\ub97c \ud1b5\ud574 \uc5f0\uacb0\uc774 \ub418\uba74 \ud574\ub2f9 \uc138\uc158\uc740 \uc5f0\uacb0\uc774 \uc720\uc9c0\ub418\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n<p>\ud558\uc9c0\ub9cc, \uc77c\uc815 \uc2dc\uac04\ub3d9\uc548 Connection\uc5d0 \ub300\ud574 \uc2e4\uc81c \ud1b5\uc2e0\uc774 \uc5c6\ub294 \uacbd\uc6b0 Session\uad00\ub9ac\ub97c \uc704\ud574<\/p>\n<p>\ud2b9\uc815 \uc2dc\uac04\uc774 \uc9c0\ub098\uba74 \ud574\ub2f9 Session\uc744 OS\uc5d0\uc11c \ub04a\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<p>NT\uc5d0\uc11c \ud574\ub2f9 \uc5ed\ud65c\uc744 \ud574\uc8fc\ub294 \uac83\uc740 KeepAliveInterval\uc5d0 \uc124\uc815\ub418\uc5b4\uc9c4 \uac12\uc5d0 \uc758\ud574 \uacb0\uc815\ub418\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<p>KeepAliveTime\uc744 \ud1b5\ud574 \ud574\ub2f9 \uc2dc\uac04\ub9cc\ud07c ACK(\uc751\ub2f5)\uc774 \uc5c6\ub294 \uacbd\uc6b0 Session\uc774 \uc885\ub8cc\ub418\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>\ub808\uc9c0\uc2a4\ud2b8\ub9ac \uc704\uce58: HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesTcpipParameters<\/p>\n<p>\uc720\ud6a8\ud55c \ubc94\uc704: 0x1\u20130xFFFFFFFF ms<\/p>\n<p>\uac12 \uc774\ub984 : KeepAliveTime<br \/>\n\uac12 \uc885\ub958: DWORD<\/p>\n<p>\uae30\ubcf8\uac12: 7,200,000 ms &#8211;&gt; 2hr<\/p>\n<p>\ucd94\ucc9c \uac12: 1800000 ms &#8211;&gt;30\ubd84<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>\ucc38\uace0:<\/p>\n<p>\uc708\ub3c4\uc6b0\uc5d0\uc11c TCP\/IP \ud30c\ub77c\ubbf8\ud130<\/p>\n<p><a href=\"http:\/\/technet.microsoft.com\/en-us\/library\/cc739819(WS.10).aspx\">http:\/\/technet.microsoft.com\/en-us\/library\/cc739819(WS.10).aspx<\/a><\/p>\n<p>&nbsp;<\/p>\n<p>TCP \ub3d9\uc2dc \uc5f0\uacb0 \uc218\ub97c \ucd5c\ub300\ud55c \ub298\uc774\uae30\uc704\ud55c \ud30c\ub77c\ubbf8\ud130<\/p>\n<p><a href=\"http:\/\/lishiqiang2003.wordpress.com\/2010\/12\/24\/configure-the-max-limit-for-concurrent-tcp-connections\/\">http:\/\/lishiqiang2003.wordpress.com\/2010\/12\/24\/configure-the-max-limit-for-concurrent-tcp-connections\/<\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>and&#8230;informations for \u00a0other os<\/p>\n<p>&nbsp;<\/p>\n<p><strong>For AIX:<\/strong><br \/>\nTo see the current TCP_TIMEWAIT value, run the following command:<br \/>\n\/usr\/sbin\/no | grep tcp_timewait<\/p>\n<p>To set the TCP_TIMEWAIT values to 15 seconds, run the following command:<br \/>\n\/usr\/sbin\/no tcp_timewait =1<\/p>\n<p>The tcp_timewait option is used to configure how long connections are kept in the timewait state. It is given in 15-second intervals, and the default is 1.<\/p>\n<p><strong>For Linux:<\/strong><br \/>\nSet the timeout_timewait paramater using the following command:<br \/>\n\/sbin\/sysctl -w net.ipv4.vs.timeout_timewait=30<\/p>\n<p>This will set TME_WAIT for 30 seconds.<\/p>\n<p><strong>For Solaris:<br \/>\n<\/strong>Set the tcp_time_wait_interval to 30000 milliseconds as follows:<br \/>\n\/usr\/sbin\/ndd -set \/dev\/tcp tcp_time_wait_interval 30000<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>after &#8220;regedit&#8221; and find key as below HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesTcpipParameters and make key as DWORD, name is &#8220;TcpTimeWaitDelay&#8221; and value is 30 ( recommend ) &nbsp; and additional information as below&#8230; &nbsp; http:\/\/sangchul.kr\/4857329 ====== \uc708\ub3c4\uc6b0\uc5d0\uc11c TCP \ud30c\ub77c\ubbf8\ud130 \ud29c\ub2dd ====== &nbsp; \uacb0\uad6d \uc708\ub3c4\uc6b0\uc5d0\uc11c TCP \uc5f0\uacb0\uc758 \uac1c\uc218\ub97c \ucd5c\ub300\ud55c \ub298\uc774\uae30 \uc704\ud55c \ubc29\ubc95\uc740 TcpTimedWaitDelay, MaxUserPort, MaxFreeTcbs, MaxHashTableSize \ud30c\ub77c\ubbf8\ud130\ub97c \ub298\uc5ec\uc8fc\ub294 \uac83\uc774\ub2e4. &nbsp; Windows\uc5d0\uc11c TcpTimedWaitDelay\ub97c \uc124\uc815 TCP \ud30c\ub77c\ubbf8\ud130\ub294 \ubb3c\ub860 \ud50c\ub7ab\ud3fc \ubcc4\ub85c \ub9ce\uc740 \ud30c\ub77c\ubbf8\ud130\uac00 \uc874\uc7ac\ud558\uc9c0\ub9cc, Windows\uc5d0\uc11c\uc758 TcpTimedWaitDelay \uc640 Solaris\uc758 tcp_time_wait_interval \uc740 \ub3d9\uc77c\ud55c \ud30c\ub77c\ubbf8\ud130\ub85c\uc11c, \ucee4\ub125\uc158\uc774 \uc885\ub8cc \ub418\uc5c8\uc744 \ub54c TIME_WAIT \uc0c1\ud0dc\ub85c \uba38\ubb3c\uac8c \ub418\ub294 \uc2dc\uac04\uc744 \uc124\uc815\ud55c\ub2e4. \uc774 \uac12\uc758 \ub514\ud3f4\ud2b8\ub294 4\ubd84\uc73c\ub85c \uc9e7\uc740 \uc2dc\uac04\uc5d0 \ub9ce\uc740 \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \uc811\uc18d\uc744 \ud558\uba74 \ub124\ud2b8\uc6cd(Network) \ud37c\ud3ec\uba3c\uc2a4\uc5d0 \uc601\ud5a5\uc744 \uc904 \uc218 \uc788\uae30 \ub54c\ubb38\uc5d0 60\ucd08\ub85c \uc81c\ud55c\uc744 \ub450\ub3c4\ub85d \uad8c\uace0\ud55c\ub2e4. &nbsp; \ub808\uc9c0\uc2a4\ud2b8\ub9ac \uc704\uce58 : HKEY_LOCAL_MACHINESystemCurrentControlSetServicesTcpipParameters \uc720\ud6a8\ud55c \ubc94\uc704 : 030~300\ucd08 \uac12 \uc774\ub984 : TcpTimedWaitDelay \uac12 \uc885\ub958: DWORD \uae30\ubcf8\uac12: 240\ucd08 \ucd94\ucc9c \uac12: 60 &nbsp; MaxUserPort \uc11c\ubc84\uc5d0 \uc5f0\uacb0\ub418\ub294 Port\uc758 \uc22b\uc790\uac00 5000\uac1c \uc774\uc0c1 (Exchange 60000) \ub420 \uacbd\uc6b0 \uc11c\ubc84\uc5d0\uc11c\u00a0\ub124\ud2b8\uc6cc\ud06c \uc7a5\uc560\uac00 \ubc1c\uc0dd\ub420 \uc218 \uc788\uc74c. \uc77c\ubc18\uc801\uc73c\ub85c WAS\uc640 \uc5f0\uacb0\ub418\ub294 Windows \uc11c\ubc84\ub098\u00a0Exchange \uc11c\ubc84\uc5d0\uc11c \uc8fc\ub85c \ubc1c\uc0dd\ub428. &nbsp; \ub808\uc9c0\uc2a4\ud2b8\ub9ac \uc704\uce58: HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesTcpipParameters \uc720\ud6a8\ud55c \ubc94\uc704: 5000~65534 \uac12 \uc774\ub984 : MaxUserPort \uac12 \uc885\ub958: DWORD \uae30\ubcf8\uac12: 5000 \ucd94\ucc9c \uac12: 65534 &nbsp; MaxFreeTcbs \uc2dc\uc2a4\ud15c\uc774 TCP \uc5f0\uacb0 \uc720\uc9c0\ub97c \uc704\ud574 \uc0dd\uc131\ud558\ub294 TCP Control Blocks(TCBs)\uc758 \uc22b\uc790\ub97c \uacb0\uc815\ud55c\ub2e4. \ud558\ub098\uc758 \uc5f0\uacb0\uc740 \ud558\ub098\uc758 \ube14\ub85d\uc744 \uc694\uad6c\ud558\uae30 \ub54c\ubb38\uc5d0, \uc774 \uac12\uc740 TCP\uac00 \ub3d9\uc2dc\uc5d0 \uba87 \uac1c\uc758 \uc5f0\uacb0\uc744 \ucc98\ub9ac\ud560 \uc218 \uc788\ub290\ub0d0\ub97c \uacb0\uc815\ud558\uac8c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"ngg_post_thumbnail":0,"spay_email":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true},"categories":[2],"tags":[],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p5q9Zn-fC","jetpack-related-posts":[{"id":164,"url":"https:\/\/blog.box.kr\/?p=164","url_meta":{"origin":968,"position":0},"title":"\ud504\ub85c\uc138\uc2a4 \uac04\uc758 \ud1b5\uc2e0","date":"2014-07-08","format":false,"excerpt":"\ud504\ub85c\uc138\uc2a4 \uac04\uc758 \ud1b5\uc2e0(IPC)\uc740 \ud504\ub85c\uc138\uc2a4 \uac04\uc5d0 \uc815\ubcf4\ub97c \uc8fc\uace0 \ubc1b\uc744 \uc218 \uc788\ub3c4\ub85d \ud558\ub294 \ud1b5\uc2e0 \uae30\ubc95\uc785\ub2c8\ub2e4. \ud504\ub85c\uc138\uc2a4 \uac04\uc758 \ud1b5\uc2e0 \ubc29\ubc95\uc740 \uc11c\ub85c \uac04\uc5d0 \uba54\uc2dc\uc9c0\ub97c \uc804\ub2ec\ud558\ub294 \ubc29\ubc95\uacfc \uacf5\uc720 \uba54\ubaa8\ub9ac\ub97c \uc774\uc6a9\ud558\ub294 \ubc29\ubc95 \uadf8\ub9ac\uace0 \ud074\ub9bd\ubcf4\ub4dc\ub97c \uc774\uc6a9\ud558\ub294 \ubc29\ubc95 \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4. 1. \ud504\ub85c\uc138\uc2a4 \uc0ac\uc774\uc758 \uba54\uc2dc\uc9c0 \uc804\ub2ec 1)\ub3d9\uc77c\ud55c \ud504\ub85c\uadf8\ub7a8\uc774 \uc5ec\ub7ec \uac1c \uc2e4\ud589 \uc911\uc77c \ub54c \uba54\uc2dc\uc9c0 \uc804\uc1a1 RegisterWindowMessage \uc774\uc6a9 \ud504\ub85c\uc138\uc2a4 \ub610\ub294\u2026","rel":"","context":"In &quot;MFC &amp; 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