Enterprises are constantly deploying IP telephony. Once an enterprise makes the decision to incorporate a VoIP network deployment, a critical issue to consider is the survivability and high availability of external and internal company telephony communication system.
This issue becomes more crucial due to the IP network’s heavy task and the compatible to legacy PSTN network. When power was lost or internet was disconnected, every IT managers will face a big challenge for the telephone system’s survivability. Siptang VoIP/PSTN intelligent routing technology answers those challenges.
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