Configuring Mac Threshold Notification Traps - Cisco Catalyst 4500 series Administration Manual
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Also See for Catalyst 4500 series:
- Software configuration manual (2086 pages) ,
- Configuration manual (1610 pages) ,
- Command reference manual (1230 pages)
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Chapter 4
Administering the Switch
Configuring MAC Threshold Notification Traps
When you configure MAC threshold notification, an SNMP notification is generated and sent to the
network management system when a MAC address table (MAT) threshold limit is reached or exceeded.
To configure MAC address threshold notification, perform this task:
Command
Step 1
configure terminal
Step 2
snmp-server host host-addr
{
}} [
1|2c|3
auth
[udp-port port] [notification-type]
Step 3
snmp-server enable traps mac-notification threshold
Step 4
mac address-table notification threshold
Step 5
mac address-table notification threshold
[
limit percentage
OL-30933-01
[
traps|informs
|
|
]
noauth
priv
community-string
] | [
]
interval time
Purpose
Enters global configuration mode.
] {
Specifies the recipient of the trap message.
version
•
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.
Enables the switch to send MAC threshold
notification traps to the NMS.
To disable the switch from sending MAC threshold
notification traps, use the
no snmp-server enable traps mac-notification
threshold global configuration command.
Enables the MAC address threshold notification
feature.
To disable this feature, use the
no address-table notification threshold global
configuration command.
Enters the threshold value for the MAT usage
monitoring.
(Optional) For limit percentage, specify the
•
percentage of the MAT utilization; valid values
are from 1 to 100 percent. Default is 50 percent.
(Optional) For interval time, specify the time
•
between notifications; valid values are greater
than or equal to 120 seconds. Default is 120
seconds.
Software Configuration Guide—Release IOS XE 3.6.0E and IOS 15.2(2)E
Managing the MAC Address Table
4-35
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