4 It is highly recommended to change the default username and password. Make sure
you store the username and password in a save place.
11.4 Problems with LAN Interface
I cannot access the router from the LAN or ping any computer on the LAN.
STEPS CORRECTIVE ACTION
1 Check the Ethernet LEDs on the front panel. A LAN LED should be on for a port that has
a PC connected. If it is off, check the cables between your router and the PC. Make sure
you have uninstalled any software firewall for troubleshooting.
2 Make sure that the IP address and the subnet mask is consistent between the router
and the workstation.
11.5 Problems with WAN Interface
Initialization of the ADSL connection failed.
STEPS CORRECTIVE ACTION
1 Check the cable connections between the ADSL port and the wall jack. The ADSL LED
on the front panel of the router should be on.
2 Check that your VPI, VCI, type of encapsulation and type of multiplexing settings are the
same as what you collected from your telephone company and ISP.
3 Restart the router. If you still have problems, you may need to verify your VPI, VCI, type
of encapsulation and type of multiplexing settings with the telephone company and ISP.
I cannot get a WAN IP address from the ISP.
STEPS CORRECTIVE ACTION
1 Ensure that all other devices connected to the same telephone line as your router (e.g.
telephones, fax machines, analogue modems) have a line filter connected between
them and the wall socket (unless your are using a Central Splitter or Central Filter
installed by the qualified and licensed electrician), and ensure that all line filters are
correctly installed and right way around.
2 Missing line filters or line filters installed the wrong way around can cause problems with
your ADSL connection, including causing frequent disconnects.
Frequent loss of ADSL line sync (disconnections).
83
STEPS CORRECTIVE ACTION
1 The ISP provides the WAN IP address after authenticating you. Authentication may be
through the user name and password, the MAC address or the host name.
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