I can't ssh to the linux server
taiyuns-MacBook-Pro:.ssh taiyun$ ssh -v root@23.239.4.70
OpenSSH_6.7p1, OpenSSL 1.0.2a 19 Mar 2015
debug1: Reading configuration data /usr/local/etc/ssh/ssh_config
debug1: Connecting to 23.239.4.70 [23.239.4.70] port 22.
debug1: Connection established.
debug1: key_load_public: No such file or directory
debug1: identity file /Users/taiyun/.ssh/id_rsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/taiyun/.ssh/id_rsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/taiyun/.ssh/id_dsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/taiyun/.ssh/id_dsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/taiyun/.ssh/id_ecdsa type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/taiyun/.ssh/id_ecdsa-cert type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/taiyun/.ssh/id_ed25519 type -1
debug1: key_load_public: No such file or directory
debug1: identity file /Users/taiyun/.ssh/id_ed25519-cert type -1
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.7
ssh_exchange_identification: read: Connection reset by peer
MacBook Pro, iOS 8.4.1