User's Manual

Confidential

Chapter 3 System Structure

LTE eNB System Description v2.0 46

independently and transmits a response.

 Processing a private MIB

When receiving a request for a private MIB object, the SNMP does not

process it independently; it transmits the request to the corresponding internal

subagent. Then, SNMPD receives a response from the subagent and transmits

it to the manager.

Soft Ware Management (SwM)

The SwM downloads and runs the package for each board under the file list

downloaded during the preloading procedure. The SwM monitors the software that

has been run, provides information on the running software, and supports software

restart and upgrade according to the command. The SwM operates on the master

OAM board and call processing board.

The main functions of SwM are as follows:

 Downloading and installing software and data files

 Reset of hardware unit and system

 Status monitoring of the software unit in operation

 Managing and updating the software and firmware information

 Software upgrade

 Inventory Management Functions

Test Management (TM)

The TM checks internal and external connection paths of system or the validity of

its resources. The connection paths are classified into system internal IPC path and

external path to other NEs.

Moreover, TM conducts on-demand tests upon operator’s request and periodic

tests according to the schedule set by the operator. The TM operates on the master

OAM board and call processing board.

The main functions of TM are as follows:

 Enable/disable the Orthogonal Channel Noise Simulator (OCNS)

 Setting/clearing a Model

 Ping test

 Measuring the Tx/Rx power

 Measuring the antenna Voltage Standing Wave Ratio (VSWR)

Web-based Element Maintenance Terminal (Web-EMT)

The Web-EMT is a block used to interface with web client of the console terminal

that uses a web browser. It operates as a web server. The Web-EMT support

highly secured Secure Sockets Layer (SSL) based HTTP communication. The