User's Manual

Table Of Contents
NPU Menu
BreezeMAX Modular Base Station System Manual 139
protocol before concluding that the gateway is no longer active and removing it
from the database. The TTL retry time (the maximum time between two
consecutive Allocation Requests) is 255 seconds.
The Voice option is not applicable for units operating in IP CS Switching Mode.
The range is from 1 to 100.
The default is 4.
4.6.3.6 Debug Stream
The Debug Stream submenu enables configuring the types of messages that will
be displayed during the Telnet session upon the occurrence of various events.
These messages are typically used for investigating various problem situations,
and many of them are meaningful only to Alvarion’s technicians. The DS Class
Enable and DS Class Disable options can be used to enable or disable various
classes of messages. The classes of messages that can be controlled include:
ERR: Error messages that should not occur under regular conditions.
SYS: Indication of important events and alarms.
TRAP: Text messages displaying the information supplied by relevant traps.
The default for all classes is Disable.
4.6.4 Performance Monitoring
The Performance Monitoring option enables to view and reset the NPU Ethernet
Ports counters. The Performance Monitoring submenu includes the following
options:
Data Port
NOTE
During SW download to a gateway, which may take up to almost 15 minutes under worst conditions,
the DRAP protocol is not active. If the gateway is removed from the database before SW download
is completed, the download process will fail. During SW download, the DRAP TTL Retries
parameter should be set to its default value of 4 (equivalent to 17 minutes).
NOTE
Enabling the display of selected classes is applicable only for the current Telnet session. These
parameters affect only the session and are not stored in the device. Upon starting a new session, or
after reseting the unit, all classes are disabled.