Configure the Key-Exchange Method
Procedure
-
Enter Global Configuration mode:
enable
configure terminal
-
Configure the key-exchange to
use:
ssh key-exchange-method {[diffie-hellman-group-exchange-sha256] [diffie-hellman-group14-sha1] [diffie-hellman-group14-sha256] [diffie-hellman-group16-sha512] [diffie-hellman-group18-sha512]}