32Chapter 3 Device Manager basics
Table 1 Properties dialog box items (continued)
Area | Item | Description |
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SNMP | Retry Count | Number of times Device Manager retransmits polling information. |
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| Timeout | Length of each retry of each polling waiting period. When accessing the |
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| device through a slow link, you may want to increase the timeout interval |
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| and then change the Retransmission Strategy to superlinear. |
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| Trace | Enables (checked) or disables (not checked) SNMP tracing. When Trace |
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| is selected, SNMP protocol data units (PDUs) are displayed in the |
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| Device > Log dialog box. |
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| Register for Traps | Specifies whether or not Device Manager should automatically register to |
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| receive traps when Device Manager is launched against a switch. |
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| Max Traps in Log | The specified number of traps that can exist in the trap log (default is |
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| 500). |
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| Trap Port | Specifies the UDP port that Device Manager will listen on to receive |
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| SNMP traps. |
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| Confirm row | When this check box is selected, a confirmation dialog box is displayed |
| deletion | when you try to delete a row from a Device Manager table. |
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Opening a device
“Opening” a device displays the device view, a picture of the device. To open the device view, you must enter community strings that determine the access level granted to the device. Table 2 shows the default access community strings for the Device Manager software.
Table 2 SNMP community string default values
Access level | Description |
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public | |
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private | |
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secret | |
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