重装系统后远程复制失去链接

[root@iZm5e0ap1f5zke6fvjvaigZ ~]# scp -r -v /opt/software/* root@49.235.105.128:/opt/ Executing: program /usr/bin/ssh host 49.235.105.128, user root, command scp -v -r -d -t /opt/ OpenSSH_5.3p1, OpenSSL 1.0.1e-fips 11 Feb 2013 debug1: Reading configuration data /etc/ssh/ssh_config debug1: Applying o