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Back to SBC Network Deployment Scenarios |
In a hybrid SIP trunk deployment model (Figure 1), some business sites (different regions) conform to a distributed SIP trunk deployment model. In this model each site has direct SIP session connectivity to IP PSTN and other sites conform to a centralized SIP trunk deployment accessing the IP PSTN through a regional headquarters site, which has SIP session connectivity to the IP PSTN .
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- Networks that are linked to a regional sites, QoS and CAC are managed at those regional hubs.
- Bandwidth is more adaptable to regional site-specific requirements.
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