smartty cant connect to cisco device ssh Sysprogs forums › Forums › Other tools & products › smartty cant connect to cisco device ssh This topic has 0 replies, 1 voice, and was last updated 6 years, 1 month ago by cgrigorov. Log In Register Lost Password Viewing 1 post (of 1 total) Author Posts October 24, 2018 at 07:01 #22417 cgrigorovParticipant Hi, I’ve just downloaded to test SmarTTY, and it looks great. (I downloaded the portable version and I use windows 7 64 bit) But I receive an error when try to make ssh connection to cisco routers. The error is: LIBSSH2 returned LIBSSH2_ERROR_KEY_EXCHANGE_FAILURE. I tried to search for such error, but didn’t find. Could you help ? Author Posts Log In Register Lost Password Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In