Cisco 2950 - Catalyst Switch Dokumentacja Pobierz pdf (Strona 428)

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Catalyst 2950 and Catalyst 2955 Switch Command Reference

0L-10102-02

Chapter 2 Catalyst 2950 and 2955 Cisco IOS Commands

show storm-control

Table 2-29 lists the show storm-control field descriptions.

This is an example of output from the show storm-control fastethernet0/4 history command, which

displays the ten most recent storm events for an interface:

Switch> show storm-control fastethernet0/4 history

Interface Fa0/4 Storm Event History

Event Type Event Start Time Duration (seconds)

------------------ ---------------- ------------------

Unicast 04:58:18 206

Broadcast 05:01:54 n/a

Multicast 05:01:54 n/a

Unicast 05:01:54 108

Broadcast 05:05:00 n/a

Multicast 05:05:00 n/a

Unicast 05:06:00 n/a

Broadcast 05:09:39 n/a

Multicast 05:09:39 n/a

Broadcast 05:11:32 172

Ta bl e 2-29 show storm-control Field Descriptions

Field Description

Interface Displays the ID of the interface.

Filter State Displays the status of the filter:

• Blocking—Storm control is enabled, action is filter, and a storm has

occurred.

• Forwarding—Storm control is enabled, and a storm has not occurred.

• Inactive—Storm control is disabled.

• Shutdown—Storm control is enabled, the action is to shut down, and a

storm has occurred.

Note If an interface is disabled by a broadcast, multicast, or unicast storm,

the filter state for all traffic types is shutdown.

Trap State Displays the status of the SNMP trap:

• Above rising—Storm control is enabled, and a storm has occurred.

• Below rising—Storm control is enabled, and a storm has not occurred.

• Inactive—The trap option is not enabled.

Upper Displays the rising suppression level as a percentage of total available

bandwidth.

Lower Displays the falling suppression level as a percentage of total available

bandwidth.

Current Displays the bandwidth utilization of a specific traffic type as a percentage

of total available bandwidth. This field is valid only when storm control is

enabled.

Traps Sent Displays the number traps sent on an interface for a specific traffic type.

1 2 ... 423 424 425 426 427 428 429 430 431 432 433 ... 673 674

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