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Cisco Dpq3925x User Manual

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Page 51

4021193 Rev C  51 
 
 Configure Wireless Settings 
 
 
Wireless Advanced Settings Page Description 
Use the descriptions and instructions in the following table to configure the 
advanced wireless settings for your residential gateway. After you make your 
selections, click Save Settings to apply your changes or Cancel Changes to cancel.  

Page 52

52  4021193 Rev C 
 
Configure Wireless Settings 
 
 
Section Field Description  
Advanced 
Wireless 
N Transmission Rate 
The rate of data transmission should be set depending on the speed of your 
Wireless-N networking. Select from a range of transmission speeds, or select Auto 
to have the device automatically use the fastest possible data rate and enable the 
Auto-Fallback feature. Auto-Fallback negotiates the best possible connection speed 
between the device and a wireless client. The factory...

Page 53

4021193 Rev C  53 
 
 Configure Wireless Settings 
 
Section Field Description  
DTIM Interval 
The Delivery Traffic Indication Message (DTIM) indicates the interval between 
Broadcasts/Multicast transmissions. DTIM field is a countdown field informing 
clients of the next window for listening to broadcast and multicast messages. When 
the device has buffered broadcast or multicast messages for associated clients, it 
sends the next DTIM with a DTIM Interval value. Its clients hear the beacons and...

Page 54

54  4021193 Rev C 
 
Configure Wireless Settings 
 
Wireless > WDS Settings 
The Wireless Distribution System (WDS) Settings page allows you to expand the 
coverage of your wireless network by deploying signal repeaters.  Make sure the 
channel settings are the same for all WDS enabled devices.  
Select the WDS Settings tab to open the Wireless WDS Settings page. Use this page 
to configure the WDS settings. 
 
Wireless WDS Settings Page Description 
Use the descriptions and instructions in the following...

Page 55

4021193 Rev C  55 
 
 Configure Wireless Settings 
 
Wireless > QoS 
Quality of Service (QoS) ensures better service to high-priority types of network 
traffic, which may involve demanding, real-time applications, such as video 
conferencing. QoS settings allow you to specify priorities for different types of 
traffic. Lower priority traffic will be slowed down to allow greater throughput or 
less delay for high priority traffic. Select the QoS tab to open the Wireless QoS page. 
 
Wireless QoS Page...

Page 56

56  4021193 Rev C 
 
Configure Wireless Settings 
 
Section Field Description   
No ACK 
Allows you to enable or disable NO ACK. This feature is 
recommended for data services where transmission is 
important and packet loss is tolerable to a certain degree. If 
you select Disable, an acknowledge packet is returned for 
every packet received. This provides a more reliable 
transmission, but it increases traffic load, which decreases 
performance. 
Select the desired option: 
 Enable 
 Disable (factory...

Page 57

4021193 Rev C  57 
 
 Configure Security 
 
Configure Security 
Security > Firewall 
Advanced firewall technology deters hackers and protects the home network from 
unauthorized access. Use this page to configure a firewall that can filter out various 
types of unwanted traffic on the gateway‘s local network. 
Select the Firewall tab to open the Security Firewall page. 
 
Use the descriptions and instructions in the following table to configure the firewall 
for your residential gateway. After you make...

Page 58

58  4021193 Rev C 
 
Configure Security 
 
Section Field Description   
Filters Filter Proxy 
Enables/disables filter proxy. If local users have access to WAN proxy servers, they 
may be able to circumvent the content filters and access Internet sites blocked by 
the device. If you select the Filter Proxy feature, it will block access to any WAN 
proxy servers. 
Block Pop-Up Windows  
Enables/disables popup windows. Some commonly used applications employ 
popup windows as part of the application. If you...

Page 59

4021193 Rev C  59 
 
 Configure Security 
 
Security > VPN Passthrough 
Use this page to configure Virtual Private Network (VPN) support. Enabling the 
settings on this page allows VPN tunnels using IPsec or PPTP protocols to pass 
through the gateways firewall. Select the VPN Passthrough tab to open the Security 
VPN Passthrough page. 
 
Use the descriptions and instructions in the following table to configure the VPN 
passthrough for your residential gateway. After you make your selections, click Save...

Page 60

60  4021193 Rev C 
 
Configure Security 
 
Security > VPN 
A Virtual Private Network (VPN) is a connection between two endpoints in different 
networks that allows private data to be sent securely over public networks or other 
private networks. This is accomplished by creating a VPN tunnel. A VPN tunnel 
connects the two PCs or networks and allows data to be transmitted over the 
Internet as if it were on a private network. The VPN tunnel uses IPsec to encrypt the 
data sent between the two endpoints...
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