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Managing SNMP Traps

The pages in the Trap Manager folder allow you to view and configure information about SNMP traps the system generates.

Trap Flags

Use the Trap Flags page to enable or disable traps the switch can send to an SNMP manager. When the condition identified by an active trap is encountered by the switch, a trap message is sent to any enabled SNMP Trap Receivers, and a message is written to the trap log. To access the Trap Flags page, click System > Trap Manager > Trap Flags.

trap_flags

The fields available on the Trap Flags page depends on the packages installed on your system.

Trap Flags Configuration Fields

Field

Description

Authentication

Enable or disable activation of authentication failure traps by selecting the corresponding line on the pulldown entry field. The factory default is enabled.

Link Up/Down

Enable or disable activation of link status traps by selecting the corresponding line on the pull down entry field. The factory default is enabled.

Multiple Users

Enable or disable activation of multiple user traps by selecting the corresponding line on the pulldown entry field. The factory default is enabled. This trap is triggered when the same user ID is logged into the switch more than once at the same time (either via telnet or the serial port).

Spanning Tree

Enable or disable activation of spanning tree traps by selecting the corresponding line on the pulldown entry field. The factory default is enabled.

ACL Traps

Enable or disable activation of ACL traps by selecting the corresponding line on the pulldown entry field. The factory default is disabled.

DVMRP Traps

Distance Vector Multicast Routing Protocol (DVMRP) traps is an interior gateway protocol that supports operations within an autonomous system.

PIM Traps

Enable or disable activation of PIM traps by selecting the corresponding line on the pulldown entry field. The factory default is enabled. If your system does not support Multicast, this field is not available.

Trap Log

Use the Trap Log page to view the entries in the trap log. To access the Trap Log page, click System > Trap Manager > Trap Log in the navigation menu.

trap_log

Trap Log Fields

Field

Description

Number of Traps Since Last Reset

The number of traps generated since the trap log entries were last cleared.

Trap Log Capacity

The maximum number of traps stored in the log. If the number of traps exceeds the capacity, the entries will overwrite the oldest entries.

Number of Traps Since Log Last Viewed

The number of traps that have occurred since the traps were last displayed. Displaying the traps by any method (terminal interface display, Web display, upload file from switch, etc.) will cause this counter to be cleared to 0.

Log

The sequence number of this trap.

System Up Time

The time at which this trap occurred, expressed in days, hours, minutes and seconds since the last reboot of the switch.

Trap

Displays the information identifying the trap.

Click Clear Log to clear all entries in the log. Subsequent displays of the log will only show new log entries.

See Also

Configuring System Information

Viewing ARP Cache

Viewing Inventory Information

Viewing the Dual Image Status

Viewing System Resources

Selecting the SDM Template

Defining General Device Information

System Clock

PoE

Configuring and Searching the Forwarding Database

Managing Logs

Configuring Email Alerts

Configuring and Viewing Device Slot Information

Configuring and Viewing Device Port Information

Configuring sFlow

Managing the DHCP Server

Configuring Time Ranges

Configuring DNS

Configuring SNTP Settings

Configuring and Viewing ISDP Information

Link Local Protocol Filtering