How to Configure Secure Shell
• The number of allowable SSH connections is limited to the maximum number of vtys configured for
• SSH uses either local security or the security protocol that is configured through AAA on your device
Configuring Reverse SSH for Console Access
To configure reverse SSH console access on the SSH server, perform the following steps.
SUMMARY STEPS
1. enable
2. configure terminal
3. line line-number
4. no exec
5. login authentication listname
6. transport input ssh
7. exit
8. exit
9. ssh -l userid : {number} {ip-address}
DETAILED STEPS
Command or Action
Step 1
enable
Example:
Device> enable
Step 2
configure terminal
Example:
Device# configure terminal
Step 3
line line-number
Example:
Device# line 1 3
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
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the device. Each SSH connection uses a vty resource.
for user authentication. When configuring Authentication, Authorization, and Accounting ( AAA), you
must ensure that AAA is disabled on the console for user authentication. AAA authorization is disabled
on the console by default. If AAA authorization is enabled on the console, disable it by configuring the
no aaa authorization console command during the AAA configuration stage.
ending-line-number
ending-line-number
Purpose
Enables privileged EXEC mode.
• Enter your password if prompted.
Enters global configuration mode.
Identifies a line for configuration and enters line configuration mode.