174 Chapter 4 Getting Started with Device Manager320985-A Rev 01Opening a deviceOpening a device displays the device view, a picture of the device. To open thedevice view, you must enter community strings that determine the access levelgranted to the device.SNMP Retry Count Number of times Device Manager sends the same pollingrequest if a response is not returned to Device Manager.You may want to set this field to three or four.Timeout Length of each retry of each polling waiting period. When youaccess the device through a slow link, you may want to increasethe timeout interval and then change the RetransmissionStrategy to superlinear.Trace The trace field is used to enable and disable SNMP tracing.When Trace is selected, SNMP protocol data units (PDUs) aredisplayed in the Device > Log dialog box.Register for Traps When selected (enabled), automatically registers to receivedtraps when Device Manager is launched against a device. Thisattribute does not apply to Ethernet Switch 325/425.Listen for Traps When selected (enabled), Device Manager will listen for trapsfrom the device.Max Traps in Log The specified number of traps that may exist in the trap log. Thedefault is 500.Trap Port Specifies the UDP port that Device Manager will listen to receiveSNMP traps.Listen for Syslogs When selected (enabled), Device Manager will listen to thesyslog.Confirm row deletion A dialog box displays when checked, before deleting a row.Default ReadCommunitySpecifies the default read community.Default WriteCommunitySpecifies the default write community.Table 28 Properties dialog box fields (continued)Area Field Description
