Enabling Auto-Learning; Disabling Auto-Learning; Auto-Learning Device Authorization - Cisco AP776A - Nexus Converged Network Switch 5020 Configuration Manual

Auto-learning
S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m

Enabling Auto-learning

To enable auto-learning, follow these steps:
Command
Step 1
switch# config t
switch(config)#
Step 2
switch(config)# port-security
auto-learn vsan 1

Disabling Auto-learning

To disable auto-learning, follow these steps:
Command
Step 1
switch# config t
switch(config)#
Step 2
switch(config)# no port-security auto-learn vsan 1

Auto-Learning Device Authorization

Table 39-1
Table 39-1
Condition Device (pWWN, nWWN, sWWN)
1
2
3
4
5
6
7
Cisco MDS 9000 Family CLI Configuration Guide
39-8
summarizes the authorized connection conditions for device requests.
Authorized Auto-Learning Device Requests
Configured with one or more switch
ports
Not configured
Configured or not configured
Configured to log in to any switch port Any port on the switch
Not configured
Purpose
Enters configuration mode.
Enables auto-learning so the switch can learn about any device
that is allowed to access VSAN 1. These devices are logged in
the port security active database.
Purpose
Enters configuration mode.
Disables auto-learning and stops the switch
from learning about new devices accessing
the switch. Enforces the database contents
based on the devices learned up to this
point.
Requests Connection to
A configured switch port Permitted
Any other switch port
A switch port that is not
configured
A switch port that allows
any device
A port configured with
some other device
Chapter 39 Configuring Port Security
Authorization
Denied
Permitted if
auto-learning
enabled
Denied if
auto-learning
disabled
Permitted
Permitted
Denied
OL-18084-01, Cisco MDS NX-OS Release 4.x