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Cisco ME 3400 EthernetAccess Switch SoftwareConfiguration Guide
78-17058-01
Chapter5 Administering the Swi tc h Managing the MAC Address Table
Beginning in privileged EXEC mode, follow these steps to configure the switch to send M AC address
notification traps to an NMS host:
Command Purpose
Step1 configure terminal Enter global configuration mode.
Step2 snmp-server host host-addr {traps | informs} {version {1
| 2c | 3}} community-string notification-type Specify the recipient of the trap message.
•For host-addr, specify the name or address of the
NMS.
•Specify traps (the default) to send SNMP traps
to the host. Specify informs to send SNMP
informs to the host.
•Specify the SNMP version to support. Version 1,
the default, is not available with informs.
•For community-string, specify the string to send
with the notification operation. Though you can
set this string by using the snmp-server host
command, we recommend that you define this
string by using the snmp-server community
command before using the snmp-server host
command.
•For notification-type, use the mac-notification
keyword.
Step3 snmp-server enable traps mac-notification Enable the switch to send MAC address traps to the
NMS.
Step4 mac address-table notification Enable the MAC address notification feature.
Step5 mac address-table notification [interval value] |
[history-size value]Enter the trap interval time and the history table size.
•(Optional) For interval value, specify the
notification trap interval in seconds between
each set of traps that are generated to the NMS.
The range is 0 to 2147483647 seconds; the
default is 1 second.
•(Optional) For history-size value, specify the
maximum number of entries in the MAC
notification history table. The range is 0 to 500;
the default is 1.
Step6 interface interface-id Enter interface configuration mode, and specify the
Layer 2 interface on which to enable the SNMP
MAC address notification trap.
Step7 no shutdown Enable the port, if necessary. By default, UNIs are
disabled, and NNIs are enabled.
Step8 snmp trap mac-notification {added | removed} Enable the MAC address notification trap.
•Enable the MAC notification trap whenever a
MAC address is added on this interface.
•Enable the MAC notification trap whenever a
MAC address is removed from this interface.