Configuring Telnet And Ssh Access - Dell PowerEdge M420 Configuration Manual

Configuring Telnet and SSH Access

Beginning in Privileged EXEC mode, use the following commands to specify
Telnet and SSH server settings on the switch.
Command
configure
ip telnet server disable
ip ssh server
crypto key generate dsa
crypto key generate rsa
ip ssh pubkey-auth
crypto key pubkey-chain
ssh
username
user-key
{rsa|dsa}
key-
key-string [row]
string
<CTRL + Z>
show ip telnet
show ip ssh
Purpose
Enter Global Configuration mode.
Disable the Telnet service on the switch
Allow access to the switch management interface by using
SSH, which is disabled by default.
Generate DSA key pairs for your switch. A key pair is one
public DSA key and one private DSA key.
Generate RSA key pairs.
Enable public key authentication for incoming SSH
sessions.
Enter Public Key Configuration mode in order to manually
specify public keys such as SSH client public keys.
Specify which SSH public key you are configuring
manually and enter SSH Public Key Configuration mode.
username
• — Specifies the remote SSH client username.
(Range: 1–48 characters)
• rsa — RSA key
• dsa — DSA key
Specify an SSH public key manually.
• row — To specify the SSH public key row by row.
key-string
• — The UU-encoded DER format is the same
format as the authorized keys file used by OpenSSH.
Exit to Privileged EXEC mode.
View the status of the Telnet server and the Telnet service
port number.
View the SSH server configuration and active sessions.
Controlling Management Access
225