Filter
Top Products
Network > Address Objects
221
SonicOS Enhanced 4.0 Administrator Guide
Bandwidth Managing Access to an Entire Domain
Streaming media is one of the most profligate consumers of network bandwidth. But trying to
control access, or manage bandwidth allotted to these sites is difficult because most sites that
serve streaming media tend to do so off of large server farms. Moreover, these sites frequently
re-encode the media and deliver it over HTTP, making it even more difficult to classify and
isolate. Manual management of lists of servers is a difficult task, but wildcard FQDN Address
Objects can be used to simplify this effort.
Step 1 – Create the FQDN Address Object
• From Network > Address Objects, select Add and create the following Address Object:
Upon initial creation, youtube.com will resolve to IP addresses 208.65.153.240,
208.65.153.241, 208.65.153.242, but after an internal host begins to resolve hosts for all of the
elements within the youtube.com domain, the learned host entries will be added, such as the
entry for the v87.youtube.com server (208.65.154.84):