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How to Manage Voice Traffic
This is an example of using Application Layer Gateway (ALG) to allow the SIP
(Session Initiation Protocol) voice traffic through the ZyWALL/USG. To achieve
high-quality voice transmissions, use ZyWALL/USG provides Bandwidth
Management (BWM) function to effectively manage bandwidth according to
flexible criteria. You can limit bandwidth consuming services, such as Peer-to-Peer
(P2P) and FTP service while providing a higher priority and consistent bandwidth
for voice traffic.
ZyWALL/USG with Voice Traffic Management Example
Note: All network IP addresses and subnet masks are used as examples in this article.
Please replace them with your actual network IP addresses and subnet masks. This
example was tested using USG310 (Firmware Version: ZLD 4.25).
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