Page 141 / 351 Scroll up to view Page 136 - 140
141
Links Bar
cwMax
: (Maximum Contention Window) upper limit in milliseconds of the range of
determining final random backoff. The value you choose must be higher than cwMin.
TXOP Limit
: Time interval in microseconds that clients may initiate transmissions.
(When
Operating Mode
is
B-only
, default values are used and this field is not config-
urable.)
Click the
Sa
ve Chang
es
button.
Wireless MAC Authorization (optional)
MAC Authorization allows you to specify which client PCs are allowed to join the wireless
LAN by unique hardware (MAC) address. To enable this feature, click the
Limit
Wireless
Access b
y MA
C Ad
dress
button. The MAC Authorization screen appears.
Select
Enab
led
from the pull-down menu.
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142
The screen expands to permit you to add MAC addresses.
Click the
Ad
d
button.
Once it is enabled, only entered MAC addresses that have been set to
Allow
will be
accepted onto the wireless LAN. All unlisted addresses will be blocked, in addition to the
listed addresses with
Allow
disabled.
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143
Links Bar
Click the
Submit
button.
When you are finished adding MAC addresses click the
Sa
ve Chang
es
button. You will
be returned to the 802.11 Wireless page. You can
Add
,
Edit
, or
Delete
any of your entries
later by returning to this page.
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144
Link:
Status
When you click the
Status
link, the Links Bar expands to display nine statistical sub-head-
ings.
These screens will vary depending on your Gateway’s model and traffic
activity:
DSL
” on page
144
A
TM
” on page
145
Ether
net
” on page
145
IP
” on page
145
LAN
” on page
146
USB
” on page
147
W
ir
eless
” on page
146
Logs
” on page
147
User List
” on page
148
DSL
When you click
DSL
, the DSL Statistics page appears.
The DSL Statistics page displays information about the Router's WAN connection to the
Internet.
Line State:
May be Up (connected) or Down (disconnected).
Modulation:
Method of regulating the DSL signal. DMT (Discrete MultiTone) allows con-
nections to work better when certain radio transmitters are present.
Data Path:
Type of path used by the device's processor.
Downstream and Upstream statistics
Max Allowed Speed (kbps):
Your maximum speeds for downloading (receiving) and
uploading (sending) data on the DSL line, in kilobits per second.
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145
Links Bar
SN Margin (db):
Signal to noise margin, in decibels. Reflects the amount of unwanted
“noise” on the DSL line.
Line Attenuation:
Amount of reduction in signal strength on the DSL line, in decibels.
CRC Errors:
Number of times data packets have had to be resent due to errors in
transmission or reception.
ATM
When you click
A
TM
, the ATM Statistics page appears.
The ATM Statistics page displays detailed statistics about the upstream and downstream
data traffic handled by your Router. Displays the Virtual Circuit (VPI/VCI) settings as well as
information about your PPPoE session if operating in PPPoE mode. This information is use-
ful for troubleshooting and when seeking technical support.
Ethernet
When you click
Ethernet
, the Ethernet Statistics page appears.
The Ethernet Statistics page:
displays your Router's unique hardware (MAC) address.
displays detailed statistics about your LAN data traffic, upstream and downstream.
IP
When you click
IP
, the IP Statistics page appears. The IP Statistics page displays the IP
interfaces and routing table information about your network.
General
IP WAN Address:
The public IP address of your Router, whether dynamically or stati-
cally assigned.
IP Gateway:
Your ISP's gateway router IP address
Primary DNS:
The IP address of the Primary Domain Name Server
Primary DNS name:
The name of the Primary Domain Name Server
Secondary DNS:
The IP address of the backup Domain Name Server (if any)
Secondary DNS name:
The name of the backup Domain Name Server (if any)

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