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• Make sure that the MAC address of one device is in the
peer MAC address list of the other device. For details,
see "
".
When the signal strength is normal, what to do if
the downloading rate is low?
In this case, you need to set the value in the registry
as follows:
• Choose
Start > Run
.
• Enter
regedit
in the
Open
text box and then click
OK
.
• Select parameters in the following directory:
\HKEY_LOCAL_MACHINE\SYSTEM\CurrentControl
Set\Services\Tcpip
.
• Choose
Edit > New > DWORD Value
.
• Rename
New Value #1
to
TcpWindowSize
.
• Right-click
TcpWindowSize
and then select
Modify.
• Select
Decimal
and enter
65535
in the
Value data
text
box, and then click
OK
.
• For the
DWORD Value
of
DefaultRcvWindow
, do the
same operations as that of
TcpWindowSize
.
What to do if I cannot make or receive a call from
a telephone connected to the device.
• If the phone is working, you can connect it to a fixed
line telephone network (PSTN).
• If a dial tone is heard when picking up the handset.
• If the SIM card is correctly inserted.
• Contact your service provider if problems remain.