MSAN UA5000 Cases Chapter 2 MA5600T (IP DSLAM) Cases
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35
Fault Type:
Others
Keywords: Save configuration
Permission Level: 03Equipment Users Permission
Phenomenon Descr
iption:
Q:
why configurations are lost when using "save configuration " command at SmartAX MA5600?
Alarm Informatio
n:
Null.
Cause Analysis:
Null.
Handling Proces
s:
A :
After entering this command and resetting the DSLAM; all configuration will be lost where the DSLAM will not consider the
Active configuration
"Save Configuration" command is used to save the current system configuration file. When you need to save the configurati
Suggestions and
Summary:
1- The configurated data is saved in the configuration file in the command line form, including the data type, value of param
2 - Before the progress for saving is complete, do not power off or reset the system by force. Otherwise the data saved in t
3 - Run the "active configuration" command to activate the saved configuration file. The configuration file takes effect after t
4 - Run the "display current-configuration" command to query the configuration information.
2.12 FAQ-why we can not get the same value of SNR margin use the same line-profile in the
same physical-line.
Rate VS SNR
（SNR margin）：Look at the area was leave over that is SNR margin
value, their areas are different in both protocol, ADSL and ADSL2+.
The area of SNR margin in ADSL2+ is bigger than ADSL's obviously.
Signal
¹Power
tone
ADSL2+
bit distribute
ADS L
256 tones
ADS L2+
512 tones
ADSL2+
noise margin
DS L
B i t dis tribute
ADS L
SNR
ADSL
ADSL2+
we can see the proportion of blue
one is equal to the red one. That
means you allocate the same line-
rate in ADSL and ADS L2+.
Title:
FAQ-why we can not get the same value of SNR margin use the same line-profile in
the same physical-line.
ID: SE0000321912
Information
Type :
Troubleshooting Cases Quality Level:
C
Update Time: 2008-03-29 15:51:47
Views: 16
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