or download this
check MX200-1 (10.10.8.128)
connected
version=1.2.6, 66054, SSH-2.0-libssh2_1.2.6
...
libssh2_channel_open_ex(ss->session, pv_channel_type, len_channel_type
+, window_size, packet_size, ((void *)0) , 0 ) -> 0x9d08468
channel open
Net::SSH2::Channel::read(size = 1024, ext = 0)