NEC Express5800 series User Manual page 100

94 Notes
Down" property is "On".
Summary: No response from the server.
Detail:
About usage of DHCP
9.
As NEC ESMPRO Manager manages the system according to its IP Address, a DHCP
which assigns IP address dynamically cannot be used.
About transmitting and receiving packets between NEC ESMPRO Manager and NEC
10.
ESMPRO Agent
Packets will be transmitted/received between NEC ESMPRO Manager and the Agent at
the following times.
We recommend reasonable care in operating in a system which charges you for things
such as connection on a WAN.
– At autodiscovery of servers on the Operation Window.
– At a specified interval after specifying regular autodiscovery on the Operation Window.
– When deleted server where DMI agent is checked for its properties on Operation
Window.
– When DMI Agent is registered on Operation Window.
– When the DMI Agent is turned OFF on Operation Window.
– When the DMI Agent is turned ON on Operation Window.
– When Remote Wake UP is executed on the Operation Window.
– Irregularly, after specifying inter-manager communication on the Operation Window.
– At receipt of an SNMP Trap.
– At receiving DMI event.
– At startup of Operation Window, for all the DMI agents registered at Operation
Window.
– About every one minute after DataViewer is started.
– About every one minute after GraphViewer is started.
– At a specified interval for a specified server, after setting Automatic Data Collection.
– Regular polling about every one minute to monitor server status.*
* Can be avoided by turning "Watch Server Status" off at the Properties dialog on the
Operation Window's server icon. However, the server status will not be reflected in the
color of the icon on the Operation Window.
Alert generation time ...
The server doesn't respond to SNMP access from the Manager. There
is the possibility that the server is down, the load on the server has
been excessively increased, or the network is not functioning properly.