Re: ssh Problem using it for SFTP
Tomas,
On Wed, Jan 13, 2016 at 07:13:57PM -0500, Steve Matzura wrote:
>> I hope this isn't off-topic by too much. If it is, a word to me
>> privately and I'll wait for responses to queries I've made elsewhere.
>I'm not as much of an SSH guru to "get" what's going on by just reading
>configs, but as a hint: there is an "-d" option to sshd which starts
>it in debug mode. If you then chose a non-standard port (i.e. 2022 or
>whatever seems suitable), then you can follow, on the terminal what's
>going on, like so:
>
> sshd -d -p 2022
Brilliant!
debug1: sshd version OpenSSH_6.7, OpenSSL 1.0.1k 8 Jan 2015
debug1: private host key: #0 type 1 RSA
debug1: private host key: #1 type 2 DSA
debug1: private host key: #2 type 3 ECDSA
debug1: private host key: #3 type 4 ED25519
debug1: rexec_argv[0]='/usr/sbin/sshd'
debug1: rexec_argv[1]='-d'
debug1: rexec_argv[2]='-p'
debug1: rexec_argv[3]='2022'
Set /proc/self/oom_score_adj from 0 to -1000
debug1: Bind to port 2022 on 0.0.0.0.
Server listening on 0.0.0.0 port 2022.
debug1: Bind to port 2022 on ::.
Server listening on :: port 2022.
debug1: Server will not fork when running in debugging mode.
debug1: rexec start in 5 out 5 newsock 5 pipe -1 sock 8
debug1: inetd sockets after dupping: 3, 3
Connection from 192.168.1.140 port 54230 on 192.168.1.130 port 2022
debug1: Client protocol version 2.0; client software version
FTP-Voyager-15.2.0.15
debug1: no match: FTP-Voyager-15.2.0.15
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.7p1 Debian-5
debug1: permanently_set_uid: 107/65534 [preauth]
debug1: list_hostkey_types:
ssh-rsa,ssh-dss,ecdsa-sha2-nistp256,ssh-ed25519 [preauth]
debug1: SSH2_MSG_KEXINIT sent [preauth]
debug1: SSH2_MSG_KEXINIT received [preauth]
no matching cipher found: client
aes192-cbc,3des-cbc,blowfish-cbc,aes128-cbc,aes256-cbc,rijndael128-cbc,rijndael192-cbc,rijndael256-cbc,rijndael-cbc@lysator.liu.se,des-cbc,des-cbc@ssh.com
server
aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com,chacha20-poly1305@openssh.com
[preauth]
debug1: do_cleanup [preauth]
debug1: monitor_read_log: child log fd closed
debug1: do_cleanup
debug1: Killing privsep child 7999
I understand the output, but not what's wrong and how to fix it.
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