Chapter 3. Bandwidth Management and Call Admission Control
This chapter reviews methods of reducing allocating bandwidth and using Call Admission Control (CAC).
Bandwidth Management
This section reviews bandwidth conservation techniques for remote locations across the WAN.
Codec Configuration
Use high-bandwidth codecs in LAN environments and use low-bandwidth codecs in WANs. Use an alternative method than a low-bandwidth codec for MoH. These methods include using multicast from the branch office router or disabling MoH across the WAN. The codec used depends on the region configuration in CUCM.
Local Conference Bridge
This keeps traffic off the IP WAN. This is implemented using DSPs at the routers of the remote sites. Design considerations ...
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