Proprietary & Confidential
Page
78 of 80
Revision: V1.0
Jan. 19 2008
connected to a computer or hub. If the 10M/100M LEDs on the front panel are both off,
refer to
Section A.1.2
.
2
Make sure that the IP address and the subnet mask of the DSL-2140/2140W and your
computer(s) are on the same subnet.
A.6 Problem: Can’t Access 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 DSL LED
on the front panel of the DSL-2140/2140W should be on.
2
Check that your VPI, VCI, type of encapsulation and type of multiplexing settings are the
same as that you obtained from your telephone company and ISP.
3
Restart the DSL-2140/2140W. 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
The ISP provides the WAN IP address after authenticating you. Authentication may be
through the username and password, the MAC address or the host name.
2
The username and password apply to PPPoE and PPPoA encapsulation only. Make
sure that you have entered the correct
Service Type
,
User Name
and
Password
(be
sure to use the correct casing).
A.7 Problem: Can’t Access the Internet
I cannot access the Internet.
STEPS CORRECTIVE
ACTION
1
Make sure the DSL-2140/2140W is turned on and connected to the network.
2
If the DSL LED is off, refer to
Section A.1.3
.
3
Verify your WAN settings.
4
Make sure you entered the correct username and password.
5
For wireless stations, check that both the DSL-2140/2140W and wireless station(s) are
using the same ESSID, channel and WEP keys (if WEP encryption is activated).