ZyXEL Communications IES1248 User Manual

Page of 92
 
 
IES 1248 Support Notes 
 
 
All contents copyright (c) 2006 ZyXEL Communications Corporation.   
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null-modem cable. 
3. Check if the Console is damaged; if possible, try to change another one to give a 
try. 
4. Try to use the other Terminal software tool to see if it’s a Terminal software issue. 
 
 
 
There is no traffic could be transmitted through the DSLAM, 
what should I do? 
 
1. Check if the ADSL physical link is UP. 
2. Check if the port on DSLAM have been enabled. 
3. Check the VPI/VCI and Encapsulation are correct. 
4. Use OAM loopback test to check the ATM layer is ok. 
5. Check the Filter table’s settings(MAC filter/Packet filter) 
6. Customer’s IP address settings are correct. 
7. Check if the Port Isolation mechanism has been enabled on the DSALM. 
8. Check if there is any limitation on port MAC counter of the DSLAM. 
9. Check the VLAN setting including PVID, VLAN group and Egress settings. 
 
Alarm Led is always on, what should I do? 
 
1. Please check the HW monitor to see what happened. 
2. For IES-3000, you need dual power supply for the device.