Voice Services
ISDN
MSA ISDN (Integrated Services Digital Network) is a high capacity, directly connected voice and switched data service.
It provides business users with digital access to switched voice and switched data on a single integrated network connection. Subject to connectivity using MSA fibre or MSA DSL, the service is available as a Primary Rate Access (PRA) and can be configured with 10, 20 or 30 active traffic channels. The key benefits of MSA ISDN are:
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