This chapter contains information to help you solve issues. If the DSLAM is not functioning properly, make sure the DSLAM is
set up according to instructions in this manual.
5.1 The link LED is not lit up
Solution:
Check the cable connection and make sure the xDSL port has been activated.
5.2 Some station cannot be accessed to each other via GE2 port
Solution:
Please login to the XDL-2420R and click "Uplink Application Mode" and set "Mode" to "Daisy" then GE1 and GE2 could be
switching.
5.3 xDSL Performance is bad
Solution:
Try to change VDSL or ADSL band plan or profile for xDSL device.
Enabling power back off for ADSL2+ mode or VDSL2 mode.
5.4 Why the DSLAM doesn't connect to the network
Solution:
1.
Check the LNK/ACT LED on the DSLAM
2.
Try another port on the DSLAM
3.
Make sure the cable is installed properly
4.
Make sure the cable is the right type
5.
Turn off the power. After a while, turn on the power again
5.5 1000BASE-T port link LED is lit, but the traffic is irregular
Solution:
Check that the attached device is not set to dedicated full duplex.
5. TROUBLESHOOTING
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