Administrator Guide

Usage
Information
This command specifies the rhost file used for host-based authentication. This creates/ file overwrites
the flash:/ADMIN_DIR/ssh/shosts file and deletes the user-specified file. Even though this
command is a global configuration command, it does not appear in the running configuration because you
only need to run this command once.
This file contains hostnames and usernames, for which hosts and users, rhost-authentication can be
allowed.
NOTE: For rhostfile and pub-key-file, the administrator must FTP the file to the switch.
ip ssh rsa-authentication (Config)
Enable RSA authentication for the SSHv2 server.
C9000 Series
Syntax
ip ssh rsa-authentication enable
To disable RSA authentication, use the no ip ssh rsa-authentication enable command.
Parameters
enable Enter the keyword enable to enable RSA authentication for the SSHv2 server.
Defaults Disabled.
Command Modes CONFIGURATION
Command
History
This guide is platform-specific. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
6.1.1.0 Introduced on the E-Series.
Usage
Information
Enabling RSA authentication allows the user to log in 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
ip ssh rsa-authentication (EXEC) — adds keys for RSA authentication.
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