
Chapter 8 User Authentication
Figure 8.1 SSH Session Establishment Process
Device Domain
SSHServer
Username
List
Host RSA
key
SSHClientConnection |
Establish Connection |
Public Key and Encryptions List |
Private Key and Encryptions List |
Acknow ledgment (ACK) |
UserAuthentication |
UserPassw ords |
Initiate CLI Session |
HostDomain
SSH Client
Hostnames
List
SSH Commands
The following SSH commands are accessible from Supervisor level.
In order to... | Use the following command... |
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Enable SSH and configure SSH | ip ssh enable |
parameters |
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Disable the SSH server | no ip ssh |
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Display active SSH sessions on the | show ip ssh |
device. This command is only |
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available from the master module |
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switch context and from all router |
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contexts. |
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Disconnect an existing SSH session. | disconnect ssh |
If an SSH session was entered from |
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the router, it can only be |
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disconnected from router mode. |
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Generate an SSH host key pair | crypto key generate dsa |
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Avaya | 47 |