This article describes the issue of being unable to input anything via the SecureCRT console connection.
By default, the RTS/CTS check box is selected, when the user creates a new serial connection via SecureCRT. With this default setting, the console connection to Juniper switches does not work as expected. The following image illustrates the default setting of SecureCRT:
The customer has to clear the RTS/CTS check box for the console connection to the Juniper switch to work normally. The following image illustrates the correct parameters for the serial connection: