openvpn ¿¬°áÀÌ À©µµ¿ì¿¡¼­¸¸ ¾ÈµË´Ï´Ù(feat ovpn ÆÄÀÏ ³»¿ëÁú¹®)

osthek83   
   Á¶È¸ 2987   Ãßõ 0    

1. 회사에서 1228; 1665;1004;/196; vpn 연결1012; Ȣ16;/140;lj16;데,  맥에서lj16; 1221;상1201;1004;/196; vpn 연결1060; .104;lj16;데, 회사 윈도우 컴터에서lj16; 안.121;니다..컴터 1088;체 문1228;lj16; 아닌,144; 같1008;,172; 다른 회사 고ᄶ1; 관/144; vpn 1008; 1096;.121;니다...에러 메시1648;lj16; 다1020;과 같습니다. 

2021-10-05 08:42:49 DEPRECATED OPTION: --cipher set to 'AES-128-CBC' but missing in --data-ciphers (AES-256-GCM:AES-128-GCM). Future OpenVPN version will ignore --cipher for cipher negotiations. Add 'AES-128-CBC' to --data-ciphers or change --cipher 'AES-128-CBC' to --data-ciphers-fallback 'AES-128-CBC' to silence this warning.

2021-10-05 08:42:49 Flag 'def1' added to --redirect-gateway (iservice is in use)

2021-10-05 08:42:49 OpenVPN 2.5.3 x86_64-w64-mingw32 [SSL (OpenSSL)] [LZO] [LZ4] [PKCS11] [AEAD] built on Jun 17 2021

2021-10-05 08:42:49 Windows version 10.0 (Windows 10 or greater) 64bit

2021-10-05 08:42:49 library versions: OpenSSL 1.1.1k  25 Mar 2021, LZO 2.10

Enter Management Password:

2021-10-05 08:42:54 TCP/UDP: Preserving recently used remote address: [AF_INET]88.125.10.133:48901

2021-10-05 08:42:54 UDP link local: (not bound)

2021-10-05 08:42:54 UDP link remote: [AF_INET]88.125.10.133:48901

2021-10-05 08:42:54 [Freebox OpenVPN server 639b5a73ac52022f9a87cf7f2afba338] Peer Connection Initiated with [AF_INET]88.125.10.133:48901

2021-10-05 08:42:54 There is a problem in your selection of --ifconfig endpoints [local=192.168.27.65, remote=212.27.38.253].  The local and remote VPN endpoints must exist within the same 255.255.255.252 subnet.  This is a limitation of --dev tun when used with the TAP-WIN32 driver.  Try 'openvpn --show-valid-subnets' option for more info.

2021-10-05 08:42:54 Exiting due to fatal error


2 bridged mode /196; 1217;속Ȣ16;면 연결1008; .104;lj16;데 처1020;에 아1060;피를 169.254.x.x 를 0155;아오길래(여기서 ǥ12;터도 1060;0120; 문1228;1064;,144; 같습니다 dhcp 1064;식1012; 못Ȣ16;니까요) 강1228;/196; lan local 영역1060;랑 같1008; 192.168.7.x /196; 0148;ǂ12;1500;lj16;데 1204;혀 영역1004;/196; 나가1656; 못합니다...



3, ovpn 파1068; 내용 1088;체에 대한 1656;문1077;니다. 

1064;1613;서에 보면 

<ca>

-----BEGIN CERTIFICATE-----

-----END CERTIFICATE-----

</ca>

<cert>

-----BEGIN CERTIFICATE-----

-----END CERTIFICATE-----

</cert>

<extra-certs>

-----BEGIN CERTIFICATE-----

-----END CERTIFICATE-----

</extra-certs>

<key>

-----BEGIN PRIVATE KEY-----

-----END PRIVATE KEY-----

</key>


1060;/111;,172; .104;Ǻ12;1080;lj16;데, ca ǥ12;ǥ16;1060;야 최상위 1064;1613;서 0156;급기관1060;고, 그 다1020; cert lj16; vpn server 에서 공개Ȗ12;를 1204;달Ȣ16;lj16; ǥ12;ǥ16;1004;/196; 알고 1080;습니다.

extra certs lj16; 뭔가요? 그리고 더 1060;해가 안 가lj16; ǥ12;ǥ16;1008; private key 가 왜 들Ǻ12;1080;lj16;,148;1648; 모르,192;네요. vpn server 1901;에서 ,148;내1456; 공개Ȗ12;를 1060;용해, DŽ12;수만들Ǻ12;서 서/196; 교환Ȣ16;고 그 다1020;에 대칭Ȗ12;를 만들Ǻ12;서 그 다1020;ǥ12;터 ǹ16;호화 통신Ȣ16;lj16;,152;/196; 알고 1080;lj16;데 1200; 개1064;Ȗ12;lj16; Ǻ12;떤 용도1064;1648;요?




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Ubuntu1804L¡¦ 2021-10
1. ÇØ´ç ¹®Á¦´Â https://forums.openvpn.net/viewtopic.php?t=13557 ÀÌ ±ÛÀ» Âü°íÇϼ¼¿ä.
2. Ŭ¶óÀ̾ðÆ® ¿¬°áÀÌ Á¦´ë·Î ¾ÈµÈ »óÅÂÀ̱⶧¹®¿¡ ´ç¿¬ÇÑ °á°úÀÎ °Í °°½À´Ï´Ù.
3. extra certs´Â intermediate CA ÁöÁ¤¿¡ ¾²ÀÌ´Â °ÍÀ¸·Î º¸ÀÔ´Ï´Ù. / Private key´Â ¾ÏȣȭÅë½ÅÀÌ ¾Æ´Ñ Ŭ¶óÀ̾ðÆ® ÀÎÁõ¿¡ ¾²ÀÔ´Ï´Ù.
     
osthek83 2021-10
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Èæ±â»ç 2021-10
ovpn°ú ÀÎÁõ¼­´Â º°°³ÀÔ´Ï´Ù.
ovpnÀº VPN Á¢¼Ó°ü·Ã ¼³Á¤(¼­¹ö´Â ¾îµð, ³»°¡ ¼­¹ö¸é IP´ë¿ªÀº ¹«¾ù »ç¿ë...)ÀÌ°í ÀÎÁõ¼­´Â VPN¿¡ ¿¬°áµÈ °¢ ¼­¹ö Ŭ¶óÀ̾ðÆ®¸¦ ±¸ºÐÇÏ°í ¾Ïȣȭ Åë½ÅÇϴµ¥ ¾¹´Ï´Ù.
ovpnµµ ¼­¹ö¿ë°ú Ŭ¶óÀ̾ðÆ®¿ëÀÌ Æ²¸®°í ±× ¿Ü¿¡ P2P µî ´Ù¸¥ ¿ëµµ·Î ¾²ÀÌ´Â °Íµéµµ ÀÖ½À´Ï´Ù.
±×¸®°í ovpnÀº À©µµ¿ì¿ë openvpn¿¡¼­¸¸ ¾²´Â È®ÀåÀÚÀÌ°í, ´Ù¸¥ os¿¡¼­´Â .conf µîµî ´Ù¸¥ ÇüÅ·Π¾¹´Ï´Ù.

openvpn¿¡¼­ »ç¿ëÇÏ´Â ÀÎÁõ¼­´Â vpn¿¡ ¿¬°áµÇ´Â ¸ðµç Ŭ¶óÀ̾ðÆ®¿Í ¼­¹ö°¡ °øÀ¯ÇÏ´Â CAÀÎÁõ¼­(*.crt)¿Í °¢ ¼­¹ö/Ŭ¶óÀ̾ðÆ®º°·Î µ¶¸³ÀûÀ¸·Î °¡Áö´Â °ø°³Å° (*.crt), ºñ¹ÐÅ°(*.key) ·Î ±¸¼ºµË´Ï´Ù. CAÀÎÁõ¼­´Â »õ·Î¿î ¼­¹ö/Ŭ¶óÀ̾ðÆ® Ãß°¡ÇÒ ¶§¿¡µµ ÇÊ¿äÇÕ´Ï´Ù. easy-rsa·Î ¸¸µé ¼ö ÀÖÀ½.

¿¡·¯ ¸Þ½ÃÁö·Î º¸¾Æ¼­´Â Ŭ¶óÀ̾ðÆ® ovpn ¿­¾î¼­ ip ÁÖ¼Ò ÁöÁ¤ÇØ ³õÀº°Å ÀÖ´ÂÁö È®ÀÎÇØ º¸½Ã°í, ¼­¹öÂÊ vpn ¼³Á¤ÆÄÀÏ¿¡¼­ Ŭ¶óÀ̾ðÆ®¿¡°Ô »Ñ¸± ip ´ë¿ªµµ È®ÀÎÇϼ¼¿ä.
ip ´ë¿ªÀº ¼­¹öÃø ovpn¿¡¼­¸¸ ÁöÁ¤ÇÏ°í, Ŭ¶óÀ̾ðÆ®´Â Á¢¼ÓÇÒ¶§ ¼­¹ö·ÎºÎÅÍ ip ¹Þ½À´Ï´Ù.

±×¸®°í vpn¿¡ ºÎ¿©µÇ´Â ³Ý¸¶½ºÅ©·Î º¸¾Æ¼­´Â ±¸½ÄÀÎ topology net30À» ¾²°í Àִ°Š°°³×¿ä. ¿äÁòÀº topology subnet ¸¹ÀÌ ¾¹´Ï´Ù.
     
osthek83 2021-10
´äº¯ °¨»çÇÕ´Ï´Ù. topology subnet À¸·Î ÇØ°áÇß½À´Ï´Ù. ^^


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