Ubuntu
openssh package

  1. Bug #1287222
  2. Comment #17

Comment 17 for bug 1287222

Revision history for this message
In , Michael (michael-redhat-bugs) wrote :

With Cisco routers, only KexAlgorithms makes a difference - no need to reduce the MACs or Ciphers supported.

You probably want -o KexAlgorithms=diffie-hellman-group14-sha1 in your Host setting for your Cisco routers - using group1 is deprecated - these are probably breakable in a human timeframe.