Увидеть аналогичные: Из ниоткуда ssh_exchange_identification: соединение закрыто удаленным хостом
Сегодня, 19.06.12, попытка ssh на тот же хост, как обычно, ssh ответил
ssh_exchange_identification: Connection closed by remote host
две дополнительные попытки не удались
ssh -v $RWS
OpenSSH_5.6p1, OpenSSL 0.9.8r 8 Feb 2011
debug1: Reading configuration data /etc/ssh_config
debug1: Applying options for *
debug1: Connecting to Real-World-Systems.com [174.127.119.33] port 22.
debug1: Connection established.
debug1: identity file /Users/dgerman/.ssh/id_rsa type 1
debug1: identity file /Users/dgerman/.ssh/id_rsa-cert type -1
debug1: identity file /Users/dgerman/.ssh/id_dsa type -1
debug1: identity file /Users/dgerman/.ssh/id_dsa-cert type -1
ssh_exchange_identification: Connection closed by remote host
пинг хоста прошел успешно,
ftp-хост прошел успешно,
ssh теперь успешно,
ssh -v $RWS
OpenSSH_5.6p1, OpenSSL 0.9.8r 8 Feb 2011
debug1: Reading configuration data /etc/ssh_config
debug1: Applying options for *
debug1: Connecting to Real-World-Systems.com [174.127.119.33] port 22.
debug1: Connection established.
debug1: identity file /Users/dgerman/.ssh/id_rsa type 1
debug1: identity file /Users/dgerman/.ssh/id_rsa-cert type -1
debug1: identity file /Users/dgerman/.ssh/id_dsa type -1
debug1: identity file /Users/dgerman/.ssh/id_dsa-cert type -1
debug1: Remote protocol version 2.0, remote software version OpenSSH_4.3
debug1: match: OpenSSH_4.3 pat OpenSSH_4*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_5.6
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: server->client aes128-ctr hmac-md5 none
debug1: kex: client->server aes128-ctr hmac-md5 none
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<1024<8192) sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP
debug1: SSH2_MSG_KEX_DH_GEX_INIT sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY
debug1: Host 'real-world-systems.com' is known and matches the RSA host key.
debug1: Found key in /Users/dgerman/.ssh/known_hosts:5
debug1: ssh_rsa_verify: signature correct
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: SSH2_MSG_NEWKEYS received
debug1: Roaming not allowed by server
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey,gssapi-with-mic,password
debug1: Next authentication method: publickey
debug1: Offering RSA public key: /Users/dgerman/.ssh/id_rsa
debug1: Authentications that can continue: publickey,gssapi-with-mic,password
debug1: Trying private key: /Users/dgerman/.ssh/id_dsa
debug1: Next authentication method: password
++++ Что дает ?? +++++++++++
Mac OS X 10.4.7, OpenSSH_5.6p1, OpenSSL 0.9.8r 8 февраля 2011 г.,
/Users/dgerman/.ssh > ls -la
total 24
drwx------ 7 dgerman staff 238 Jun 19 15:46 .
drwxr-xr-x 389 dgerman staff 13226 Jun 19 15:46 ..
-rw------- 1 dgerman staff 1766 Feb 26 18:25 id_rsa
-rw-r--r-- 1 dgerman staff 400 Feb 26 18:25 id_rsa.pub
-rw-r--r-- 1 dgerman staff 67 Feb 26 18:27 keyfingerprint
-rw-r--r-- 1 dgerman staff 6215 May 1 08:11 known_hosts
-rw-r--r-- 1 dgerman staff 220 Feb 26 18:26 randomart
Ответ находится в сообщении, на которое вы ссылаетесь. Скорее всего, вы временно не смогли решить. Но теперь вы снова можете использовать ssh, поэтому проблема волшебным образом решилась сама собой. По моему опыту, многие из этих необычных проблем с ssh связаны с решением проблемы того или иного рода.