Re: [JSch-users] jsch-0.1.49
Status: Alpha
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ymnk
From: Usha L. <ula...@in...> - 2013-03-20 11:21:40
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Additionally these are logs INFO: Connecting to 9.113.213.171 port 41099 INFO: Connection established INFO: Remote version string: SSH-2.0-SFTP Server INFO: Local version string: SSH-2.0-JSCH-0.1.49 INFO: CheckCiphers: aes256-ctr,aes192-ctr,aes128-ctr,aes256-cbc,aes192-cbc,aes128-cbc,3des-ctr,arcfour,arcfour128,arcfour256 INFO: aes256-ctr is not available. INFO: aes192-ctr is not available. INFO: aes256-cbc is not available. INFO: aes192-cbc is not available. INFO: arcfour256 is not available. INFO: CheckKexes: diffie-hellman-group14-sha1 INFO: SSH_MSG_KEXINIT sent INFO: SSH_MSG_KEXINIT received INFO: kex: server: diffie-hellman-group1-sha1,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1 INFO: kex: server: ssh-rsa INFO: kex: server: aes256-cbc,3des-ctr,aes128-ctr,aes192-ctr,aes256-ctr,3des-cbc,blowfish-cbc,aes128-cbc,aes192-cbc,arcfour,arcfour128,arcfour256,twofish256-cbc,twofish192-cbc,twofish128-cbc,cast128-cbc INFO: kex: server: aes256-cbc,3des-ctr,aes128-ctr,aes192-ctr,aes256-ctr,3des-cbc,blowfish-cbc,aes128-cbc,aes192-cbc,arcfour,arcfour128,arcfour256,twofish256-cbc,twofish192-cbc,twofish128-cbc,cast128-cbc INFO: kex: server: hmac-sha256,hmac-sha1,hmac-md5,hmac-md5-96,hmac-sha1-96,hma...@ss... INFO: kex: server: hmac-sha256,hmac-sha1,hmac-md5,hmac-md5-96,hmac-sha1-96,hma...@ss... INFO: kex: server: none,zlib INFO: kex: server: none,zlib INFO: kex: server: INFO: kex: server: INFO: kex: client: diffie-hellman-group1-sha1,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1 INFO: kex: client: ssh-rsa,ssh-dss INFO: kex: client: 3des-cbc,aes128-cbc INFO: kex: client: aes128-ctr,aes128-cbc,3des-ctr,3des-cbc,blowfish-cbc INFO: kex: client: hmac-sha2-256 INFO: kex: client: hmac-md5,hmac-sha1,hmac-sha2-256,hmac-sha1-96,hmac-md5-96 INFO: kex: client: none INFO: kex: client: none INFO: kex: client: INFO: kex: client: INFO: Disconnecting from 9.113.213.171 port 41099 com.jcraft.jsch.JSchException: Algorithm negotiation fail Thanks and Regards, Usha From: Usha Ladkani/India/IBM To: ym...@jc... (Atsuhiko Yamanaka) Cc: jsc...@li... Date: 03/20/2013 04:20 PM Subject: Re: [JSch-users] jsch-0.1.49 Thank you for quick reply. This test code works . But if i add config.put("mac.c2s", "hmac-sha2-256"); session.setConfig(config); before session.connect(); . I get com.jcraft.jsch.JSchException: Algorithm negotiation fail I want to specifically use only hmac-sha2-256 and hmac-sha2-512. Thanks and Regards, Usha From: ym...@jc... (Atsuhiko Yamanaka) To: Usha Ladkani/India/IBM@IBMIN Cc: jsc...@li... Date: 03/20/2013 03:22 PM Subject: Re: [JSch-users] jsch-0.1.49 Hi, +-From: Usha Ladkani <ula...@in...> -- |_Date: Wed, 20 Mar 2013 14:05:49 +0530 _____ | |We found that jsch-0.1.49 supports both these algorithms. |I have implemented the code to have |config.put("cipher.c2s", "3des-cbc,aes192-cbc,aes128-cbc,aes256-cbc"); |config.put("mac.c2s", "hmac-sha2-256"); |session.setConfig(config); |session.connect(); |Some how It does not work with the SFTP server which supports this algo. |and gives error. |com.jcraft.jsch.JSchException: Algorithm negotiation fail | at com.jcraft.jsch.Session.receive_kexinit(Session.java:559) Try the following sample program, http://www.jcraft.com/jsch/examples/Logger.java You may find the reason for that problem in its outputs. Sincerely, -- Atsuhiko Yamanaka JCraft,Inc. 1-14-20 HONCHO AOBA-KU, SENDAI, MIYAGI 980-0014 Japan. Tel +81-22-723-2150 Skype callto://jcraft/ Twitter: http://twitter.com/ymnk Facebook: http://facebook.com/aymnk |