D-Link DSR-500, User Manual

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Unified Services Router User Manual
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Load balancing is particularly useful when the connection sp eed of one WAN port
greatly differs from another. In this case you can define protocol bindings to route
low-latency services (such as VOIP) over the higher -speed link and let low-volume
background traffic (such as SMTP) go over the lower speed link.
Figure 22 : Lo ad Bal ancing i s av ailable when multi ple W AN ports are
conf igured and Pro t ocol Bindi ng s have been def ine d
3.4.3 Protocol Bindings
Advanced > Routing > Protocol Bindings
Protocol bindings are required when the Load Balancing fea ture is in use. Choosing
from a list of configured services or any of the user -defined services, the type of
traffic can be assigned to go over only one of the available WAN ports. For
increased flexibility the source network or machines can be specified a s well as the
destination network or machines. For example the VOIP traffic for a set of LAN IP
addresses can be assigned to one WAN and any VOIP traffic from the remaining IP