Managing mac address entries, Enabling vxlan local mac change logging – H3C Technologies H3C S12500-X Series Switches User Manual

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13

Step Command

Remarks

2.

Enter Layer 2 Ethernet
interface view or Layer 2

aggregate interface view.

interface interface-type
interface-number

interface bridge-aggregation

interface-number

N/A

3.

Create an Ethernet service
instance and enter

Ethernet service instance
view.

service-instance instance-id

By default, no Ethernet service
instances exist.

4.

Configure a frame match

criterion.

Match any frames:

encapsulation default

Match any 802.1Q tagged or

untagged frames:

encapsulation { tagged |

untagged }

Match frames tagged with the

specified outer 802.1Q VLAN ID:

encapsulation s-vid vlan-id
[ only-tagged ]

Match frames tagged with the

specified outer and inner 802.1Q
VLAN IDs:

encapsulation s-vid vlan-id c-vid

vlan-id

By default, an Ethernet service
instance does not contain frame

match criteria.
The tagged keyword is reserved for

future use.
To match frames from a VLAN
correctly, make sure you have

created the VLAN and assigned the

interface to the VLAN.

5.

Map the Ethernet service
instance to a VSI.

xconnect vsi vsi-name [ access-mode
{ ethernet | vlan } ]

By default, an Ethernet service
instance is not mapped to any VSI.

Managing MAC address entries

With VXLAN, local MAC addresses are learned dynamically. You can log MAC changes, but you

cannot manually add local MAC addresses.
Remote MAC address entries include the following types:

Manually created static entries.

Dynamic entries learned in the data plane.

Entries advertised in the control plane through VXLAN IS-IS.

For more information about VXLAN IS-IS MAC address advertisement, see "

Configuring VXLAN IS-IS

."

Enabling VXLAN local MAC change logging

Local-MAC change logging enables the VXLAN module to send a log message to the information center

when a local MAC address is added or removed.
With the information center, you can set log message filtering and output rules, including output
destinations. For more information about configuring the information center, see Network Management

and Monitoring Configuration Guide.
To enable local MAC change logging:

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