Cisco WS-X4604-GWY - VoIP Gateway Especificações Página 169

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7-7
Cisco IP Telephony Network Design Guide
78-11103-03
Chapter 7 Multisite WAN with Centralized Call Processing
Dial Plan Considerations
Figure 7-3 IP WAN with Three Branches
In the case of Figure 7-3, the partitions detailed in Table 7-2 would be configured
to allow users to have access to either all intracluster locations or all intracluster
locations and a local gateway.
IP WAN
PSTN
ISDN backup
V
V
IP
IP
IP
IP
IP
IP
V
IP
IP
IP
40811
Aggregation
Branch offices
Cluster
Table 7-2 Required Partitions for Intracuster and Local Gateway Access
Partition Name Designated Devices Assigned to Partition
Cluster-X Users All IP phones within the cluster
Cluster-X Hub PSTN Access PSTN gateway(s) at hub location
Cluster-X Branch 1 PSTN Access PSTN gateway at Branch 1
Cluster-X Branch 2 PSTN Access PSTN gateway at Branch 2
Cluster-X Branch 3 PSTN Access PSTN gateway at Branch 3
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