DELL Dell SonicWALL WXA 1.3 Manual Do Utilizador

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Introduction   |   15
The WXA series appliance offers WFS Acceleration for Unsigned SMB and Signed SMB traffic. 
In a network that supports unsigned SMB traffic, the WFS Acceleration service configuration is 
greatly simplified. The reason for this is Unsigned SMB traffic does not have a security layer, 
so the WXA series appliance can intercept the traffic without joining the domain, eliminating the 
need to configure custom zones, configuring reverse lookup, and add file shares. In a network 
that supports SMB signing, it is required that the WXA series appliance join the domain, due to 
the presence of a security layer in Signed SMB traffic. Although this type of configuration is 
more complex than unsigned SMB, it offers a more granular configuration of the WFS 
Acceleration service. Supporting SMB signing provides the option to configure WFS 
Acceleration in a Basic or Advanced configuration modes.
Refer to 
 on page 97, for details on how to configure WFS 
Acceleration.
Web Cache
The Web Cache feature stores copies of Web pages passing through the network that are 
frequently and recently requested. So when a user requests one of these Web pages, it is 
retrieved from the local web cache instead of the Internet, saving bandwidth and response time. 
Minimal, Moderate, and Aggressive caching strategies are available, these determine which 
objects are placed into the web cache and how long they stay there. 
Refer to 
 on page 131, for details on configuring the web cache.
New Features in WXA 1.3
The WXA 1.3 release includes the following new features:
  •
Increased Supported Connections— WXA 1.3 runs as a 64-bit system, offering 
significant increases in concurrent connections over a 32-bit system.
  •
Extended Support for Localization— Firmware support for Brazilian Portuguese, 
Simplified Chinese, Japanese, and Korean languages is available.
  •
Web Cache Improvements— Additional data fields and charts are added to the Web 
Cache > Statistics page, allowing the user to filter the page to display data for particular 
subnets and certain IP addresses.
  •
Manual Server Entry for Signed SMB— The option to manually enter a server or share 
name is added to the Signed SMB configuration.