Samsung Mobile WiMAX Outdoor RAS SPI-2331, System Description

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Mobile WiMAX Outdoor RAS SPI-2331 System Description/Ed.02
© SAMSUNG Electronics Co., Ltd. 4-27
4.5 Operation and Maintenance Message Flow
An operator can check and change the status of the outdoor SPI-2331 by means of the
management system. To this end, the outdoor SPI-2331 provides the SNMP agent function.
The function enables the WSM operator to perform the operation and maintenance function
of the outdoor SPI-2331 at remote site by using the SNMP.
In addition, the operator can perform Web-EMT based maintenance function by using a
Web browser in a console terminal or IMISH based maintenance function by using the SSH
connection. However, grow/degrow, paging information change and neighbor list change
functions are only available on WSM.
The statistical information provided by the outdoor SPI-2331 are provided to the operator
according to collection period and the real-time monitoring function for a specific
statistical item specified by the operator is, also, provided.
Operation and Maintenance Message Flow
The operation and maintenance of the outdoor SPI-2331 is carried out via the SNMP
get/get_next/get_bulk/set/trap message between the SNMP agent on the main OAM and the
SNMP manager of the WSM. The outdoor SPI-2331 deals with various operation and
maintenance messages received from the SNMP manager of the management system,
transfers the results and reports the events, such as failure generation or status change, in
real time as applicable.
The statistical information is provided as statistical file format in unit of BI and the
collection period can be specified as one of 15, 30 and 60 minutes.