fatal: /etc/ssh/sshd_config line 158: Directive 'Ciphers'/'KexAlgorithms' are . In particular, this can occur even if you didn't type anything, if you are using SSH-2 and PuTTY attempts a key re-exchange. 正解操作 . kex_exchange_identification: read: Connection reset by peer. Connection ... What causes SSH error: kex_exchange_identification: Connection closed ... These types of errors tell us there was a network problem during the backup that prevented Data Protector from maintaining an open connection between the cell server, disk and media agents, and therefore the backup was aborted. ssh failing after upgrade to 15.2(7)E4 : Cisco - Reddit 最近，ssh登录阿里云服务器时经常出现ssh_exchange_identification: read: Connection reset by peer的错误，经过分析排查，可能是因为开始git服务后，服务器的连接数太多，很容易达到ssh的连接上限。当达到连接上限时，新的ssh连接请求将会被拒绝，除非有其它ssh断开。解决方案： 1、进行阿里云的控制台，重启 . セキュリティ対策に入れた「denyhosts」が不正アクセスだと思って自動で私のIPからの接続を拒否するようになった。 kex_exchange_identification: read: Connection reset by peer Connection reset by 172 . SSH in verbose mode from local network (I actually SSH another machine on the local network remotely, then SSH the Raspi from that machine). Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. To resolve the ssh_exchange_identification error, delete the public key of the server which is stored in the known_hosts file, and try reconnecting once again. If the connection is successful, it shows the . SSHでエラー kex_exchange_identification: read: Connection reset by pee If you have administrative privileges on the server and a way to access it, then by far the easiest way to solve this issue is to head over to a prompt logged directly into the server's computer and have a look at the hosts.deny file. In the field beside Seconds between keepalives, enter 5. kex_exchange_identification: read: Connection reset by pee. 现在看起来是服务器出问题了，虽然不能ssh到服务器，但一般来说主机会提供一些方法比去让你连接，比如通过物理终端连进去，具体情况具体对待了，总之就是要连接到服务器上。 Authenticated to xxx ([xxx]:22). As you can see the ssh server is running but still, the connection gets closed. Please support me on Patreon: https://www.patreon.com/roelvandepaarWith thanks & p. ssh_exchange_identification:Connection closed by remote host. ネット回線を変えたら、サーバーにssh出来ず、ssh_exchange_identification: read: Connection reset by peer になった時の対応 . Clear up the old sessions and then try to reconnect. Socket Error 10053 - An established connection was aborted by the ... SSH error 255 means a general SSH error occurred, so it's likely an issue with the locally installed agent. Each user in the client/source . kex_exchange_identification: read: Connection reset by peer ... - CSDN Method 1: Check the hosts.deny File. Then rsync worked for me. debug1: identity file /Users/watashi/.ssh/kagi type -1 debug1: identity . And, if we want to check the connection with all the host, we use the command, ansible -m ping all.