Hi, I am using libssh2-1.2.7 in WINDOWS and try to connect to a server that is using SSH-2.0-SSHD. I am trying the same sftp.c to fetch a file from the server and am getting an error - "Unable to send KEX init message" Find attached the trace logs. Please help!!!!1
-Sriram
[libssh2] 0.461173 Conn: Setting blocking mode ON [libssh2] 0.461173 Transport: session_startup for socket 916 [libssh2] 0.461173 Transport: Sending Banner: SSH-2.0-libssh2_1.2.7 [libssh2] 0.461173 Socket: Sent 23/23 bytes at 100339A0+0 [libssh2] 0.461173 Socket: Error recving 1 bytes to 0012F884: 11 [libssh2] 0.461173 Failure Event: -37 - Failed getting banner [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Socket: Recved 1 bytes to 0012F884 [libssh2] 0.508048 Transport: Received Banner: SSH-2.0-SSHD [libssh2] 0.648673 Key Ex: Sent KEX: diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1,diffie-hellman-group1-sha1 [libssh2] 0.648673 Key Ex: Sent HOSTKEY: ssh-rsa,ssh-dss [libssh2] 0.648673 Key Ex: Sent CRYPT_CS: aes128-ctr,aes192-ctr,aes256-ctr,aes256-cbc,[email protected],aes192-cbc,aes128-cbc,blowfish-cbc,arcfour128,arcfour,cast128-cbc,3des-cbc [libssh2] 0.648673 Key Ex: Sent CRYPT_SC: aes128-ctr,aes192-ctr,aes256-ctr,aes256-cbc,[email protected],aes192-cbc,aes128-cbc,blowfish-cbc,arcfour128,arcfour,cast128-cbc,3des-cbc [libssh2] 0.648673 Key Ex: Sent MAC_CS: hmac-sha1,hmac-sha1-96,hmac-md5,hmac-md5-96,hmac-ripemd160,[email protected] [libssh2] 0.648673 Key Ex: Sent MAC_SC: hmac-sha1,hmac-sha1-96,hmac-md5,hmac-md5-96,hmac-ripemd160,[email protected] [libssh2] 0.648673 Key Ex: Sent COMP_CS: none [libssh2] 0.648673 Key Ex: Sent COMP_SC: none [libssh2] 0.648673 Key Ex: Sent LANG_CS: [libssh2] 0.648673 Key Ex: Sent LANG_SC: => libssh2_transport_write plain (636 bytes) 0000: 14 A3 E3 89 FD B8 AD 62 69 F9 C3 73 DB 9F AC AE : .......bi..s.... 0010: 4A 00 00 00 59 64 69 66 66 69 65 2D 68 65 6C 6C : J...Ydiffie-hell 0020: 6D 61 6E 2D 67 72 6F 75 70 31 34 2D 73 68 61 31 : man-group14-sha1 0030: 2C 64 69 66 66 69 65 2D 68 65 6C 6C 6D 61 6E 2D : ,diffie-hellman- 0040: 67 72 6F 75 70 2D 65 78 63 68 61 6E 67 65 2D 73 : group-exchange-s 0050: 68 61 31 2C 64 69 66 66 69 65 2D 68 65 6C 6C 6D : ha1,diffie-hellm 0060: 61 6E 2D 67 72 6F 75 70 31 2D 73 68 61 31 00 00 : an-group1-sha1.. 0070: 00 0F 73 73 68 2D 72 73 61 2C 73 73 68 2D 64 73 : ..ssh-rsa,ssh-ds 0080: 73 00 00 00 92 61 65 73 31 32 38 2D 63 74 72 2C : s....aes128-ctr, 0090: 61 65 73 31 39 32 2D 63 74 72 2C 61 65 73 32 35 : aes192-ctr,aes25 00a0: 36 2D 63 74 72 2C 61 65 73 32 35 36 2D 63 62 63 : 6-ctr,aes256-cbc 00b0: 2C 72 69 6A 6E 64 61 65 6C 2D 63 62 63 40 6C 79 : ,rijndael-...@ly 00c0: 73 61 74 6F 72 2E 6C 69 75 2E 73 65 2C 61 65 73 : sator.liu.se,aes 00d0: 31 39 32 2D 63 62 63 2C 61 65 73 31 32 38 2D 63 : 192-cbc,aes128-c 00e0: 62 63 2C 62 6C 6F 77 66 69 73 68 2D 63 62 63 2C : bc,blowfish-cbc, 00f0: 61 72 63 66 6F 75 72 31 32 38 2C 61 72 63 66 6F : arcfour128,arcfo 0100: 75 72 2C 63 61 73 74 31 32 38 2D 63 62 63 2C 33 : ur,cast128-cbc,3 0110: 64 65 73 2D 63 62 63 00 00 00 92 61 65 73 31 32 : des-cbc....aes12 0120: 38 2D 63 74 72 2C 61 65 73 31 39 32 2D 63 74 72 : 8-ctr,aes192-ctr 0130: 2C 61 65 73 32 35 36 2D 63 74 72 2C 61 65 73 32 : ,aes256-ctr,aes2 0140: 35 36 2D 63 62 63 2C 72 69 6A 6E 64 61 65 6C 2D : 56-cbc,rijndael- 0150: 63 62 63 40 6C 79 73 61 74 6F 72 2E 6C 69 75 2E : [email protected]. 0160: 73 65 2C 61 65 73 31 39 32 2D 63 62 63 2C 61 65 : se,aes192-cbc,ae 0170: 73 31 32 38 2D 63 62 63 2C 62 6C 6F 77 66 69 73 : s128-cbc,blowfis 0180: 68 2D 63 62 63 2C 61 72 63 66 6F 75 72 31 32 38 : h-cbc,arcfour128 0190: 2C 61 72 63 66 6F 75 72 2C 63 61 73 74 31 32 38 : ,arcfour,cast128 01a0: 2D 63 62 63 2C 33 64 65 73 2D 63 62 63 00 00 00 : -cbc,3des-cbc... 01b0: 55 68 6D 61 63 2D 73 68 61 31 2C 68 6D 61 63 2D : Uhmac-sha1,hmac- 01c0: 73 68 61 31 2D 39 36 2C 68 6D 61 63 2D 6D 64 35 : sha1-96,hmac-md5 01d0: 2C 68 6D 61 63 2D 6D 64 35 2D 39 36 2C 68 6D 61 : ,hmac-md5-96,hma 01e0: 63 2D 72 69 70 65 6D 64 31 36 30 2C 68 6D 61 63 : c-ripemd160,hmac 01f0: 2D 72 69 70 65 6D 64 31 36 30 40 6F 70 65 6E 73 : -ripemd...@opens 0200: 73 68 2E 63 6F 6D 00 00 00 55 68 6D 61 63 2D 73 : sh.com...Uhmac-s 0210: 68 61 31 2C 68 6D 61 63 2D 73 68 61 31 2D 39 36 : ha1,hmac-sha1-96 0220: 2C 68 6D 61 63 2D 6D 64 35 2C 68 6D 61 63 2D 6D : ,hmac-md5,hmac-m 0230: 64 35 2D 39 36 2C 68 6D 61 63 2D 72 69 70 65 6D : d5-96,hmac-ripem 0240: 64 31 36 30 2C 68 6D 61 63 2D 72 69 70 65 6D 64 : d160,hmac-ripemd 0250: 31 36 30 40 6F 70 65 6E 73 73 68 2E 63 6F 6D 00 : [email protected]. 0260: 00 00 04 6E 6F 6E 65 00 00 00 04 6E 6F 6E 65 00 : ...none....none. 0270: 00 00 00 00 00 00 00 00 00 00 00 00 : ............ [libssh2] 0.679923 Socket: Sent 648/648 bytes at 00951AB0 => libssh2_transport_write send() (648 bytes) 0000: 00 00 02 84 07 14 A3 E3 89 FD B8 AD 62 69 F9 C3 : ............bi.. 0010: 73 DB 9F AC AE 4A 00 00 00 59 64 69 66 66 69 65 : s....J...Ydiffie 0020: 2D 68 65 6C 6C 6D 61 6E 2D 67 72 6F 75 70 31 34 : -hellman-group14 0030: 2D 73 68 61 31 2C 64 69 66 66 69 65 2D 68 65 6C : -sha1,diffie-hel 0040: 6C 6D 61 6E 2D 67 72 6F 75 70 2D 65 78 63 68 61 : lman-group-excha 0050: 6E 67 65 2D 73 68 61 31 2C 64 69 66 66 69 65 2D : nge-sha1,diffie- 0060: 68 65 6C 6C 6D 61 6E 2D 67 72 6F 75 70 31 2D 73 : hellman-group1-s 0070: 68 61 31 00 00 00 0F 73 73 68 2D 72 73 61 2C 73 : ha1....ssh-rsa,s 0080: 73 68 2D 64 73 73 00 00 00 92 61 65 73 31 32 38 : sh-dss....aes128 0090: 2D 63 74 72 2C 61 65 73 31 39 32 2D 63 74 72 2C : -ctr,aes192-ctr, 00a0: 61 65 73 32 35 36 2D 63 74 72 2C 61 65 73 32 35 : aes256-ctr,aes25 00b0: 36 2D 63 62 63 2C 72 69 6A 6E 64 61 65 6C 2D 63 : 6-cbc,rijndael-c 00c0: 62 63 40 6C 79 73 61 74 6F 72 2E 6C 69 75 2E 73 : [email protected] 00d0: 65 2C 61 65 73 31 39 32 2D 63 62 63 2C 61 65 73 : e,aes192-cbc,aes 00e0: 31 32 38 2D 63 62 63 2C 62 6C 6F 77 66 69 73 68 : 128-cbc,blowfish 00f0: 2D 63 62 63 2C 61 72 63 66 6F 75 72 31 32 38 2C : -cbc,arcfour128, 0100: 61 72 63 66 6F 75 72 2C 63 61 73 74 31 32 38 2D : arcfour,cast128- 0110: 63 62 63 2C 33 64 65 73 2D 63 62 63 00 00 00 92 : cbc,3des-cbc.... 0120: 61 65 73 31 32 38 2D 63 74 72 2C 61 65 73 31 39 : aes128-ctr,aes19 0130: 32 2D 63 74 72 2C 61 65 73 32 35 36 2D 63 74 72 : 2-ctr,aes256-ctr 0140: 2C 61 65 73 32 35 36 2D 63 62 63 2C 72 69 6A 6E : ,aes256-cbc,rijn 0150: 64 61 65 6C 2D 63 62 63 40 6C 79 73 61 74 6F 72 : dael-...@lysator 0160: 2E 6C 69 75 2E 73 65 2C 61 65 73 31 39 32 2D 63 : .liu.se,aes192-c 0170: 62 63 2C 61 65 73 31 32 38 2D 63 62 63 2C 62 6C : bc,aes128-cbc,bl 0180: 6F 77 66 69 73 68 2D 63 62 63 2C 61 72 63 66 6F : owfish-cbc,arcfo 0190: 75 72 31 32 38 2C 61 72 63 66 6F 75 72 2C 63 61 : ur128,arcfour,ca 01a0: 73 74 31 32 38 2D 63 62 63 2C 33 64 65 73 2D 63 : st128-cbc,3des-c 01b0: 62 63 00 00 00 55 68 6D 61 63 2D 73 68 61 31 2C : bc...Uhmac-sha1, 01c0: 68 6D 61 63 2D 73 68 61 31 2D 39 36 2C 68 6D 61 : hmac-sha1-96,hma 01d0: 63 2D 6D 64 35 2C 68 6D 61 63 2D 6D 64 35 2D 39 : c-md5,hmac-md5-9 01e0: 36 2C 68 6D 61 63 2D 72 69 70 65 6D 64 31 36 30 : 6,hmac-ripemd160 01f0: 2C 68 6D 61 63 2D 72 69 70 65 6D 64 31 36 30 40 : ,hmac-ripemd160@ 0200: 6F 70 65 6E 73 73 68 2E 63 6F 6D 00 00 00 55 68 : openssh.com...Uh 0210: 6D 61 63 2D 73 68 61 31 2C 68 6D 61 63 2D 73 68 : mac-sha1,hmac-sh 0220: 61 31 2D 39 36 2C 68 6D 61 63 2D 6D 64 35 2C 68 : a1-96,hmac-md5,h 0230: 6D 61 63 2D 6D 64 35 2D 39 36 2C 68 6D 61 63 2D : mac-md5-96,hmac- 0240: 72 69 70 65 6D 64 31 36 30 2C 68 6D 61 63 2D 72 : ripemd160,hmac-r 0250: 69 70 65 6D 64 31 36 30 40 6F 70 65 6E 73 73 68 : ipemd...@openssh 0260: 2E 63 6F 6D 00 00 00 04 6E 6F 6E 65 00 00 00 04 : .com....none.... 0270: 6E 6F 6E 65 00 00 00 00 00 00 00 00 00 00 00 00 : none............ 0280: 00 BE 5C AB 24 00 92 C3 : ..\.$... [libssh2] 0.711173 Transport: Looking for packet of type: 20 [libssh2] 0.711173 Socket: Recved 296/16384 bytes to 00945888+0 => libssh2_transport_read() raw (296 bytes) 0000: 00 00 01 24 06 14 98 B8 4A 92 69 15 53 E9 67 F0 : ...$....J.i.S.g. 0010: 48 C4 2B D7 9A A4 00 00 00 36 64 69 66 66 69 65 : H.+......6diffie 0020: 2D 68 65 6C 6C 6D 61 6E 2D 67 72 6F 75 70 31 34 : -hellman-group14 0030: 2D 73 68 61 31 2C 64 69 66 66 69 65 2D 68 65 6C : -sha1,diffie-hel 0040: 6C 6D 61 6E 2D 67 72 6F 75 70 31 2D 73 68 61 31 : lman-group1-sha1 0050: 00 00 00 07 73 73 68 2D 72 73 61 00 00 00 36 62 : ....ssh-rsa...6b 0060: 6C 6F 77 66 69 73 68 2D 63 62 63 2C 61 65 73 31 : lowfish-cbc,aes1 0070: 32 38 2D 63 62 63 2C 33 64 65 73 2D 63 62 63 2C : 28-cbc,3des-cbc, 0080: 61 65 73 31 39 32 2D 63 62 63 2C 61 65 73 32 35 : aes192-cbc,aes25 0090: 36 2D 63 62 63 00 00 00 36 62 6C 6F 77 66 69 73 : 6-cbc...6blowfis 00a0: 68 2D 63 62 63 2C 61 65 73 31 32 38 2D 63 62 63 : h-cbc,aes128-cbc 00b0: 2C 33 64 65 73 2D 63 62 63 2C 61 65 73 31 39 32 : ,3des-cbc,aes192 00c0: 2D 63 62 63 2C 61 65 73 32 35 36 2D 63 62 63 00 : -cbc,aes256-cbc. 00d0: 00 00 12 68 6D 61 63 2D 73 68 61 31 2C 68 6D 61 : ...hmac-sha1,hma 00e0: 63 2D 6D 64 35 00 00 00 12 68 6D 61 63 2D 73 68 : c-md5....hmac-sh 00f0: 61 31 2C 68 6D 61 63 2D 6D 64 35 00 00 00 09 6E : a1,hmac-md5....n 0100: 6F 6E 65 2C 7A 6C 69 62 00 00 00 09 6E 6F 6E 65 : one,zlib....none 0110: 2C 7A 6C 69 62 00 00 00 00 00 00 00 00 00 00 00 : ,zlib........... 0120: 00 00 B9 A0 64 E9 D6 51 : ....d..Q => libssh2_transport_read() plain (285 bytes) 0000: 14 98 B8 4A 92 69 15 53 E9 67 F0 48 C4 2B D7 9A : ...J.i.S.g.H.+.. 0010: A4 00 00 00 36 64 69 66 66 69 65 2D 68 65 6C 6C : ....6diffie-hell 0020: 6D 61 6E 2D 67 72 6F 75 70 31 34 2D 73 68 61 31 : man-group14-sha1 0030: 2C 64 69 66 66 69 65 2D 68 65 6C 6C 6D 61 6E 2D : ,diffie-hellman- 0040: 67 72 6F 75 70 31 2D 73 68 61 31 00 00 00 07 73 : group1-sha1....s 0050: 73 68 2D 72 73 61 00 00 00 36 62 6C 6F 77 66 69 : sh-rsa...6blowfi 0060: 73 68 2D 63 62 63 2C 61 65 73 31 32 38 2D 63 62 : sh-cbc,aes128-cb 0070: 63 2C 33 64 65 73 2D 63 62 63 2C 61 65 73 31 39 : c,3des-cbc,aes19 0080: 32 2D 63 62 63 2C 61 65 73 32 35 36 2D 63 62 63 : 2-cbc,aes256-cbc 0090: 00 00 00 36 62 6C 6F 77 66 69 73 68 2D 63 62 63 : ...6blowfish-cbc 00a0: 2C 61 65 73 31 32 38 2D 63 62 63 2C 33 64 65 73 : ,aes128-cbc,3des 00b0: 2D 63 62 63 2C 61 65 73 31 39 32 2D 63 62 63 2C : -cbc,aes192-cbc, 00c0: 61 65 73 32 35 36 2D 63 62 63 00 00 00 12 68 6D : aes256-cbc....hm 00d0: 61 63 2D 73 68 61 31 2C 68 6D 61 63 2D 6D 64 35 : ac-sha1,hmac-md5 00e0: 00 00 00 12 68 6D 61 63 2D 73 68 61 31 2C 68 6D : ....hmac-sha1,hm 00f0: 61 63 2D 6D 64 35 00 00 00 09 6E 6F 6E 65 2C 7A : ac-md5....none,z 0100: 6C 69 62 00 00 00 09 6E 6F 6E 65 2C 7A 6C 69 62 : lib....none,zlib 0110: 00 00 00 00 00 00 00 00 00 00 00 00 00 : ............. [libssh2] 0.742423 Transport: Packet type 20 received, length=285 [libssh2] 0.758048 Transport: Looking for packet of type: 20 [libssh2] 0.758048 Key Ex: Agreed on KEX method: diffie-hellman-group14-sha1 [libssh2] 0.758048 Key Ex: Agreed on HOSTKEY method: ssh-rsa [libssh2] 0.758048 Key Ex: Agreed on CRYPT_CS method: aes256-cbc [libssh2] 0.758048 Key Ex: Agreed on CRYPT_SC method: aes256-cbc [libssh2] 0.758048 Key Ex: Agreed on MAC_CS method: hmac-sha1 [libssh2] 0.758048 Key Ex: Agreed on MAC_SC method: hmac-sha1 [libssh2] 0.758048 Key Ex: Agreed on COMP_CS method: none [libssh2] 0.758048 Key Ex: Agreed on COMP_SC method: none [libssh2] 0.758048 Key Ex: Initiating Diffie-Hellman Group14 Key Exchange [libssh2] 0.773673 Key Ex: Sending KEX packet 30 => libssh2_transport_write plain (262 bytes) 0000: 1E 00 00 01 01 00 B6 FA A4 E2 50 B7 7E 3A FA D8 : ..........P.~:.. 0010: 39 CF D3 22 1D 38 33 2D 79 B9 27 06 A9 B8 F9 4C : 9..".83-y.'....L 0020: C3 9F C7 F1 2C 45 E5 53 7A 4C CC 91 DA 12 21 99 : ....,E.SzL....!. 0030: 51 12 4C 7C D9 2D FD 91 88 8F 94 5F 8B 0F A5 C5 : Q.L|.-....._.... 0040: 06 C1 54 CD 22 21 39 81 31 12 73 3D 64 61 D0 B8 : ..T."!9.1.s=da.. 0050: 78 3A DA 27 DF 20 C5 89 43 B7 BE D7 DB 27 F6 02 : x:.'. ..C....'.. 0060: CF B2 78 5A 04 12 1F 38 EC 1D F9 2B ED 4A A8 C1 : ..xZ...8...+.J.. 0070: A4 17 B2 D4 0F 6A D1 C5 98 D8 B7 23 A1 E8 3D 96 : .....j.....#..=. 0080: 43 D3 0D 83 BF 7F 2C 6F 9F 66 18 EB F8 01 89 A5 : C.....,o.f...... 0090: 8D CD 21 38 76 20 2C D9 BB 62 51 10 3B 8B 13 C0 : ..!8v ,..bQ.;... 00a0: 1F 02 57 43 71 8F CC 44 59 29 86 3E 91 E6 A7 05 : ..WCq..DY).>.... 00b0: 7D 8F 9C 7F 9C BF 01 EB 70 B9 EB 94 4B C4 34 1A : }.......p...K.4. 00c0: 8F 2A 81 28 DC 8C 0A 55 E7 E5 AE 7F 52 B6 FB FC : .*.(...U....R... 00d0: FB 19 72 29 5F FD 52 4C 62 83 33 E7 58 5B 53 56 : ..r)_.RLb.3.X[SV 00e0: 6E 37 F6 04 B0 7C 1C F8 B6 58 32 E6 18 D0 F3 B8 : n7...|...X2..... 00f0: AF 43 CE DB 7F E4 CD 4A 2F 99 31 1D 86 87 53 EB : .C.....J/.1...S. 0100: 55 37 B7 85 29 B9 : U7..). [libssh2] 0.789298 Socket: Error sending 272 bytes: 5 [libssh2] 0.789298 Failure Event: -1 - Unable to send KEX init message [libssh2] 0.789298 Failure Event: -8 - Unrecoverable error exchanging keys [libssh2] 0.789298 Failure Event: -8 - Unable to exchange encryption keys Failure establishing SSH session: -8
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