Command Line Reference Guide

1248 | Security
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Command
History
Example FTOS#conf
FTOS(conf)# ip ssh rhostsfile flash://shosts
FTOS(conf)#
Usage
Information
This command specifies the rhost file to be used for host-based authentication. This file creates/
overwrites the file flash:/ADMIN_DIR/ssh/shosts and deletes the user specified file. Even though this
is a global configuration command, it will not appear in the running configuration since this command
needs to be run just once.
This file contains hostnames and usernames, for which hosts and users, rhost-authentication can be
allowed.
ip ssh rsa-authentication (Config)
c e s
Enable RSA authentication for the SSHv2 server.
Syntax
ip ssh rsa-authentication enable
To disable RSA authentication, use the no ip ssh rsa-authentication enable command.
Parameters
Defaults
RSA authentication is disabled by default
Command Modes
CONFIGURATION
Command
History
Usage
Information
Enabling RSA authentication allows the user to login without being prompted for a password. In
addition, the OpenSSH compatible SSHv2 RSA public key must be added to the list of authorized keys
(ip ssh rsa-authentication my-authorized-keys device://filename command).
Related
Commands
Version 7.6.1.0 Introduced for S-Series
Version 7.5.1.0 Introduced for C-Series
pre-Version 6.1.1.0 Introduced for E-Series
Note: For rhostfile and pub-key-file, the administrator must FTP the file to the switch.
enable Enter the keyword enable to enable RSA authentication for the SSHv2 server.
Version 7.6.1.0 Introduced for S-Series
Version 7.5.1.0 Introduced for C-Series
pre-Version 6.1.1.0 Introduced for E-Series
ip ssh rsa-authentication (EXEC) Add keys for RSA authentication.