SecureCRT给我的错误是这个 The client has disconnected from the server. Reason:Identifier string was not received, was too long, or contained invalid content: (?鴂C柬?,G8?) 然后我在服务器查看登录日志发现日志说明只有一条 日期 localhost sshdxxxx:Connection closed by XXX.XXX.XXX.XXX(ip)谁能告诉我这是为什么我检查过22号端口是开的然后ssh也是在监听,密钥也是对的