Database Merge Guidelines; Database Interaction - Cisco AP775A - Nexus Converged Network Switch 5010 Configuration Manual

Database Merge Guidelines

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
Table 46-3 Scenarios for Activation and Auto-learning Configurations in Distributed Mode (continued)
Scenario Actions
A and B exist in the You activate the port
1.
configuration security database and
database, enable auto-learning.
activation is not
done and devices
C,D are logged in.
You disable learning. configuration database = {A,B}
2.
You issue a commit.
3.
1. The * (asterisk) indicates learned entries.
In this case, we recommend that you perform a commit at the end of each operation: after you activate
Tip
port security and after you enable auto learning.
Database Merge Guidelines
A database merge refers to a union of the configuration database and static (unlearned) entries in the
active database. See the
When merging the database between two fabrics, follow these guidelines:
•
•
If you do not follow these two conditions, the merge will fail. The next distribution will forcefully
Caution
synchronize the databases and the activation states in the fabric.

Database Interaction

This section includes the following topics:
•
•
•
Cisco MDS 9000 Family Fabric Manager Configuration Guide
46-20
Distribution = OFF
configuration database = {A,B}
active database = {A,B, C*, D*}
active database = {A,B, C, D}
Not applicable
CFS Merge Support, page 13-9
Verify that the activation status and the auto-learning status is the same in both fabrics.
Verify that the combined number of configurations for each VSAN in both databases does not
exceed 2 K.
Database Scenarios, page 46-21
Port Security Database Copy, page 46-22
Port Security Database Deletion, page 46-22
Chapter 46 Configuring Port Security
Distribution = ON
configuration database = {A,B}
active database = {null}
pending database = {A,B + activation to
be enabled}
configuration database = {A,B}
active database = {null}
pending database = {A,B + activation to
be enabled +
learning to be disabled}
configuration database = {A,B}
active database = {A,B} and devices C
and D are logged out. This is equal to an
activation with auto-learning disabled.
pending database = empty
for detaileds concepts.
OL-17256-03, Cisco MDS NX-OS Release 4.x