HP (Hewlett-Packard) SAN Switch ユーザーズマニュアル
66
NOTE:
The switch will down a port if a rising trigger alarm is not cleared after three consecutive sample
windows.
Figure 29
Port threshold alarm example
8.
Enter a sample window in seconds. The sample window defines the period of time in which to count
events.
events.
9.
Repeat steps 3 through 7 for each alarm you want to configure or enable.
10.
Click
OK to save all changes.
Paging a switch
You can use the beacon feature to page a switch. The beacon feature causes all Logged-In LEDs to flash,
making it easier to recognize. Select
making it easier to recognize. Select
Switch > Toggle Beacon (check mark shown) to page a switch. Select
Switch > Toggle Beacon again (check mark removed) to cancel the beacon.
Setting the date/time and enabling NTP client
The Date/Time and Network Time Protocol (NTP) dialog enables you to manually set the date, time, and
time zone on a switch, or to enable the NTP Client. The NTP client synchronizes the date, time, and time
zone on the switch with an NTP server. Enabling the NTP client ensures the consistency of date and time
stamps in alarms and log entries. An Ethernet connection to an NTP server is required. When date/time is
set or displayed in the firmware, it is displayed based on the time zone configured. However, when
displayed in the Date/Time dialog, the value is always in local time. The difference between switch and
workstation times must not exceed 24 hours, or the switch management application can not connect. To set
the date and time on a switch:
time zone on a switch, or to enable the NTP Client. The NTP client synchronizes the date, time, and time
zone on the switch with an NTP server. Enabling the NTP client ensures the consistency of date and time
stamps in alarms and log entries. An Ethernet connection to an NTP server is required. When date/time is
set or displayed in the firmware, it is displayed based on the time zone configured. However, when
displayed in the Date/Time dialog, the value is always in local time. The difference between switch and
workstation times must not exceed 24 hours, or the switch management application can not connect. To set
the date and time on a switch:
1.
Select a switch in the fabric tree to open the faceplate display.
2.
Select
Switch > Set Date/Time.
3.
Choose one of the following:
• Enter the year, month, day, time, and time zone in the Switch Date/Time dialog. The new date and
• Enter the year, month, day, time, and time zone in the Switch Date/Time dialog. The new date and
time take effect immediately.
• Select a time zone option from the Select Time Zone pull-down list.
• Select the
• Select the
NTP Client Enabled option to enable the switch to synchronize its time with an NTP server.
Enter the IP address of the NTP server. Ethernet connection to NTP server is required.
4.
Click
OK to save the settings.
Rising
trigger
Falling
trigger
trigger
Event
count
Sample window
Generate falling
trigger alarm;
eligibility is reset
trigger alarm;
eligibility is reset
Generate rising
trigger alarm;
eligibility ends
trigger alarm;
eligibility ends
Generate rising
trigger alarm;
eligibility ends
trigger alarm;
eligibility ends