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Viewing Subnet Manager Properties
To view SM properties:
1. Expand the InfiniBand icon in the Tree frame.
2. Click the Subnet Managers branch. The Subnet Managers table appears in the View frame.
3. Click the radio button next to the SM that you want to view, then click the Properties button. The
Subnet Manager Properties window opens. Table 5-2 lists and describes the elements in this
window.
Adding a Subnet Manager
To add a SM:
1. Expand the InfiniBand icon in the Tree frame.
2. Click the Subnet Managers branch. The Subnet Managers table appears in the View frame.
3. Click the Add button. The Add Subnet Manager window opens.
4. Enter a subnet prefix in the Subnet Prefix field.
5. Assign a priority value (integer) in the Priority field. The higher the integer, the higher the priority.
6. (Optional) Enter a key in the SM Key field.
7. Click the Apply button.
Table 5-2: Subnet Manager Properties Window Elements
Element Description
Subnet Prefix field Displays the subnet prefix of the SM.
GUID field Displays the GUID of the networking device on which the SM runs.
Status field Status of the SM. It may be active or inactive. If active, it is actively
managing subnets. If inactive, it is not managing subnets.
Activity Count field Activity counter that increments each time the SM issues an subnet
management packet (SMP) or performs other management activities.
SM Key field 64-bit subnet management key assigned to the SM.The default is
fe:80:00:00:00:00:00:00. The SM key serves as the prefix of all GIDs
and “brands” nodes as members of this subnet.
Priority field Priority of the SM relative to other SMs in the IB network. The lower
the number, the greater the priority.
Sweep Interval field Specifies how frequently the SM queries the IB fabric for network
changes.
Response Timeout field Maximum amount of time that the SM waits for a response after it
sends a packet to a port. If the SM does not receive a response in time,
the SM identifies the port as unresponsive.
Apply button Applies the changes that you make in the Subnet Manager Properties
window to the SM.
Reset button Resets the fields in the window to match the properties of the SM.
Close button Closes the Subnet Manager Properties window. If you close the
window before you apply changes, CM makes no changes to the SM.
Help button Opens on-line help.