Chapter 4: Configuration
45
Connected:
Display the current ADSL line sync status.
Operational Mode:
Display the current ADSL mode standard (Operational Mode) your gateway is using
when ADSL line has established sync.
Annex Type:
ADSL Annex A: connection over a standard telephone line. Annex B: connection over an
ISDN line.
Upstream:
Display the current upstream rate of your ADSL line.
Downstream:
Display the current downstream rate of your ADSL line.
Advanced Options
ADSL Parameters displays the ADSL line statistics.
SNR Margin:
This is the Signal to Noise Ration Margin. It is the relationship between DSL strength and
noise ratio. This margin is measured in decibels (dB). Higher dB value means better DSL strength and
higher speed.
Line Attenuation:
This measures the signal loss in decibel (dB) between the central office DSLAM and the
gateway. Lower the attenuation dB means better DSL strength/speed.
CRC Errors:
This is the Cyclic Redundancy Check Error. It is used to show the amount of transmission and
receiving errors.
Latency:
This displays the channel adapted by your ISP: fast or interleaved.
Summary of Contents for 8860-C1
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Page 83: ...Chapter 4 Configuration 82 Example Configuring a IPSec Host to LAN VPN Connection...
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