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Why should existing call flows be documented before an upgrade?

Supporting Upgrading or Replacing Older NEC Systems · 2026-06-19

Warning signs include recurring faults, data loss after power events, failed storage, unavailable ports or licences, unreliable used parts, unsupported carrier connections and business requirements the platform cannot meet. Pacific can review the installed system, isolate current faults, identify practical maintenance options and compare replacement paths that preserve important call flows.

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Use this answer as a practical starting point. Current scope, specifications, compatibility, availability, pricing, timing and next steps should be confirmed directly with Pacific Telephone & Data where they affect a decision.

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