N2000 Field Maintenance www.huawei.com
Copyright © 2009 Huawei Technologies Co., Ltd. All rights reserved.
Objectives
Upon completion of this course, you will be able to:
Perform routine operation about the N2000, including topology management, alarm management, system monitor
Perform daily maintenance
Perform weekly maintenance
Perform monthly maintenance
Perform quarterly maintenance
Contents 1. Routin utine e Oper Operat atio ion n 2. Routin utine e Mai Mainten ntenan ance ce
Contents 1. Routine Operation
2. Routine Maintenance
Contents 1. Routine Operation 1.1 Start N2000 Client
1.2 Topology Management 1.3 Fault Management 1.4 System Monitor
Start N2000 UMS Client
Click the desktop icon [N2000 Client] to start NMS client
N2000 UMS Client Interface
Contents 1. Routine Operation 1.1 Start N2000 Client 1.2 Topology Management
1.3 Fault Management 1.4 System Monitor
Functions of Topology Management 1 Show the networking and status of the devices
2 Add, query, modify, and delete devices. Upload topology data of devices.
3 Monitor devices at intervals and refresh their statuses
Topology Management Terms
Submap:
Refer to a smaller network.
Device:
Refer to a managed device.
Link:
Refer to a connection between devices.
Creating a Submap
Choose File > New > Submap
Add a SNMP Device
Configure SNMP parameters
SNMP parameters
Get Community
should be
/Set Community
configured at the
must be exactly
NMS side and
the same at both
device side.
sides.
Configure the IP address of the device at UMS, and configure the UMS IP at the device side.
Configure SNMP parameters
Click menu “System Default Access Protocol parameters…” to get the following SNMP parameters configuration interface.
Add SNMP Devices Automatically Click menu “File Auto Discovery” to get the following window
Add a Device Manually
Add a MML device manually
Creating a Link
Choose File > New > Link, on the left of the Add Object dialog box, select the type of the link to be added.
Operations on the Topology View
Device Panel of NE
Double click the icon of NE
Double click
Start Maintenance Terminal
Contents 1. Routine Operation 1.1 Start N2000 Client 1.2 Topology Management 1.3 Fault Management
1.4 System Monitor
Functions of Fault Management
Alarm Browsing
Getting alarm from Alarm browser
Getting alarm from Alarm panel
Getting alarm from Topology
Locating Alarm Acknowledging and Recovering Alarm
Alarm Statistics Analysis Sharing Alarm Maintenance Tips
Get Alarm from Alarm Browser
Get Alarm from Alarm Browser (Cont.)
Use the alarm templates to quickly browse alarms.
In the alarm or event browse window, click Filter by Template.
Get Alarm from Alarm Browser (Cont.)
Setting the filter conditions to query special alarm
Get Alarm from Alarm Panel
Get Alarm from Topology
Locating Alarm
Acknowledging and Recovering Alarm
Acknowledging and Recovering Alarm (Cont.)
Click “Fault
Settings Auto Acknowledgment…” to set
automatic alarm acknowledgment
Sharing Alarm Maintenance Tips
Settings Maintenance Experience…” to share alarm maintenance tips Click “Fault
Alarm Statistic
Click “ Fault
Alarm
Statistics…”
Contents 1. Routine Operation 1.1 Start N2000 Client 1.2 Topology Management 1.3 Fault Management 1.4 System Monitor
Start System Monitor Client
Interface of the System Monitor
N2000 System Monitor (Cont.)
N2000 System Monitor (Cont.)
Contents 1. Routine Operation 2. Routine Maintenance
Contents 2. Routine Maintenance 2.1 Daily Maintenance
2.2 Weekly Maintenance 2.3 Monthly Maintenance 2.4 Quarterly Maintenance
Daily Maintenance Tasks N o.
Maintenance Task
Perio d
1
Checking the process status on the N2000 UMS
Daily
2
Checking the database space
Daily
3
Checking the server performance
Daily
4
Monitoring the system alarm information
Daily
5
Checking the operation logs
Daily
6
Checking the OS logs
Daily
7
Checking the database logs
Daily
8
Backing up the N2000 UMS data
Daily
9
Upgrading the anti-virus software
Daily
Checking the Process Status on the N2000 UMS (Ⅰ)
Make sure the processes in automatic start mode are running and no process is started repeatedly.
If the process in automatic start mode is abnormal, start the process forcibly.
Checking the Database Space (Ⅱ)
Make sure the used data rate is below 95%, and the used log rate is below 80%.
Checking the Database Space (Ⅱ) (Cont.)
If the used data rate or the used log rate exceed the threshold, You can clear and expand the database.
Choose System > Database > Dump Manually from the main menu.
Select the Alarm Data/Event Data/Security Data/ node in the Manual Dump navigation tree.
Checking the Server Performance ( Ⅲ)
Make sure CPU Used Rate is below 85%, and Physical Memory is below 95%.
Monitoring the System Alarm Information (Ⅳ)
Click “Fault
Browse Current Alarm…”
Checking the Operation Logs (Ⅴ)
Click “System
Browse NMS log…”
Checking the OS Logs (Ⅵ)
Make sure the disk error information is not displayed in the file
Windows Server
Choose “Start
Programs Manager Event Viewer”
Solaris Server
//Log in to the Solaris OS as n2kuser . Switch to the user root.
$su
Password:
//Switch to the directory of the log files
#cd /var/adm
//Query the Solaris logs
#more messages
Checking the Database Logs (Ⅶ)
Make sure the error that may affect the system running does not exist
SQL Server Database
Check the log files in the SQL Server 2000 installation path\MSSQL\LOG directory.
Sybase Database
//Log in to the Solaris OS as n2kuser , switch to the user root
$su
Password:
//Switch to the directory of the log files.
#cd /opt/sybase/ASE-12_5/install
View the log files of the database and the backup database
#more N2000DBServer.log
#more N2000DBServer_back.log
Backing up the N2000 UMS Data ( Ⅷ)
Manual Backup
Add a database set.
Check/Modify the backup device.
Manual backup.
Automatic Backup
Add a database set. Check/Modify the backup device.
Add a time backup policy.
Add a time backup task.
Backing up the N2000 UMS Data ( Ⅷ) (Cont .)
Start N2000 Database Backup Tool
Backing up the N2000 UMS Data ( Ⅷ) (Cont .)
Add a Database Set
Backing up the N2000 UMS Data ( Ⅷ) (Cont .)
Check/Modify the Backup Device
Backing up the N2000 UMS Data ( Ⅷ) (Cont .)
Manual Backup
Click Next
Click Start Start to Backup
Backing up the N2000 UMS Data ( Ⅷ) (Cont .)
Automatic Backup-Setting Time Backup Policy
Backing up the N2000 UMS Data ( Ⅷ) (Cont .)
Automatic Backup
Click Next
Click Finish Finish the Task
Upgrading the Anti-virus Software (Ⅸ)
To protect the N2000 UMS against attacks, you must install the anti-virus software.
Search for viruses, and upgrade the anti-virus software regularly.
Contents 2. Routine Maintenance 2.1 Daily Maintenance 2.2 Weekly Maintenance
2.3 Monthly Maintenance 2.4 Quarterly Maintenance
Weekly Maintenance Tasks
No. Maintenance Task
Period
1
Checking the server disk space
Weekly
2
Checking the server time
Weekly
3
Checking the server disk status
Weekly
Checking the Server Disk Space (Ⅰ)
Log in to the System Monitor
Make sure the used rate of each disk partition is below 90%
Click the Disk tab
Checking the Server Time (Ⅱ)
Windows Server
Open the Control Panel window, and double-click Date and Time.
In the dialog box that appears, click the Date & Time tab, and check the system time.
Solaris Server
//Log in to the Solaris OS as n2kuser , Switch to the user root.
$su
Password:
//View the current server time.
#date
Checking the Server Disk Status (Ⅲ)
Windows Server
In the My Computer window, select a disk, right-click, and choose Properties.
In the dialog box that appears, click the Tools tab.
In the Error-checking area, click Check Now. Check the disk status according to the prompts.
Solaris Server
//Log in to the Solaris OS as n2kuser , switch to the user root.
$su
Password:
Query the physical status of the current server disk
#iostat -E
Contents 2. Routine Maintenance 2.1 Daily Maintenance 2.2 Weekly Maintenance 2.3 Monthly Maintenance
2.4 Quarterly Maintenance
Monthly Maintenance Tasks
No. Maintenance Task
Period
1
Checking the user configuration
Monthly
2
Clearing the data files
Monthly
3
Checking the license numbers
Monthly
Checking the User Configuration ( Ⅰ)
Make sure irrelevant users are not found. The operation rights are set properly, and the password validity period is set.
Clearing the Data Files (Ⅱ)
Clear useless dump files in the log or alarm dump path
Clear useless database backup files in the backup path of the database backup tool
$N2000R00T/nbinterface by default
Clear useless or outdated files
$N2000R00T/backup by default
Clear useless performance files in the save path of the performance NBI files
$N2000R00T/server/dump by default
$N2000R00T/server/log
Clear trash files or installation files for the previous applications or patch versions in the temporary directory.
Checking the License Numbers (Ⅲ)
In the dialog box that appears, click the License tab, and view the total number and used number of the licenses.
Contents 2. Routine Maintenance 2.1 Daily Maintenance 2.2 Weekly Maintenance 2.3 Monthly Maintenance 2.4 Quarterly Maintenance
Quarterly Maintenance Tasks
No.
Maintenance Task
Period
1
Backing up the N2000 UMS programs
Quarterly
2
Checking the server power supply
Quarterly
3
Checking the server hardware and peripherals
Quarterly
4
Checking the equipment room environment
Quarterly
5
Checking the air filter
Quarterly
Backing Up the N2000 UMS Programs (Ⅰ)
Windows Server
Back up the directory of the N2000 UMS program, such as d:\n2000.
Back up the directory of the SQL Server, including the database running files in the installation path of SQL Server 2000 and the sqlserver DLL file in the C:\WINDOWS\system32 directory.
Enter regedit in the Run text box. In the window that appears, choose File Export from the main menu to back up the registry files.
Backing Up the N2000 UMS Programs (Ⅰ) (Cont.)
Solaris Server
//Log in to the Solaris OS as n2kuser , switch to the user root.
$su
Password:
//Back up the directory of the N2000 UMS programs to a tape
//Back up the directory of the Sybase programs to a tape
#ufsdump -0ucf /dev/rmt/0n /opt/n2000
#ufsdump -0ucf /dev/rmt/0n /opt/sybase
//Back up the system files of the Solaris OS to a tape
#ufsdump -0ucf /dev/rmt/0n
Checking the Server Power Supply ( Ⅱ)
Check whether the indicator light on the N2000 UMS server for the power supply is normal.
Make sure the power supply is normal.
The green indicator light implies the normal state, and the red indicator light implies the abnormal state.
Checking the Server Hardware and Peripherals (Ⅲ)
Check whether the server hardware is in good condition.
Check whether the CD-ROM runs normally.
Check whether the tape drive runs normally.
Checking the Equipment Room Environment (Ⅳ)
Check the temperature, humidity, and dust-proof conditions of the equipment room. No.
Item
Index
1
Temperature
Range: 15˚C-35˚C
2
Humidity
Range: 30%-60%
3
Dust-proof condition
Clear and dust-free
Checking the Air Filter (Ⅴ)
Check whether the air filter is clean.
Make sure the air filter is clean. Make usre the air exhaust and intake of the cabinet is free.
Exception Handling
Remove the air filter from the cabinet.
Dust off the air filter.
Clean the air filter by using a cleaner.
Install the air filter into the cabinet.
Summary
This course mainly describe the routine operation and routine maintenance methods.
Routine operation about the N2000, including topology management, alarm management, system monitor
Daily maintenance
Weekly maintenance
Monthly maintenance
Quarterly maintenance
