{"ai_json_enabled":true,"answer":"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.","category":"Supporting Upgrading or Replacing Older NEC Systems","category_slug":"supporting-upgrading-or-replacing-older-nec-systems","confidence":"curated_from_approved_public_brain","created_at":"2026-06-19T11:18:44+00:00","daily_publish_cap":3,"date_published":"2026-06-19","display_date":"2026-06-19","drip_status":"published_seed","freshness_warning":"Business hours, licences, supported models, spare-parts availability, product specifications, service coverage and lead times can change. Confirm current details directly with Pacific Telephone & Data.","id":"qa-00089-why-should-existing-call-flows-be-docu","image_ids":["pacifictd_b4e892f7_023","pacifictd_a97a36c7_016","pacifictd_b4e892f7_027"],"json_url":"/answer/why-should-existing-call-flows-be-documented-before-an-upgrade.json","last_updated":"2026-08-03T11:18:44+00:00","public_disclaimer":"This Digital Twin is based on approved public business knowledge. Site conditions, compatibility, final scope, pricing, scheduling and support coverage must be confirmed directly before decisions are made.","publish_status":"published","published_at":"2026-06-19T11:18:44+00:00","question":"Why should existing call flows be documented before an upgrade?","question_intent":"trade_offs","rss_enabled":true,"rss_pub_date":"Fri, 19 Jun 2026 11:18:44 +0000","schema_enabled":true,"site_key":"pacific-telephone-data","slug":"why-should-existing-call-flows-be-documented-before-an-upgrade","source":"approved_public_brain","source_record_ids":["b10a4e6cb352bc6f","08c6305a9d61d429","7b3b7ae44752b7b7","15188bb32cd337a0","aa53eb3e2424eac7","204f8b5e74ced7df","a962b61460274a86","3636b83b8d9a1b53","ffbe1aa92f8d439b","f2800e98d2232c7b"],"source_type":"pacific_curated_seed_v7","source_urls":[],"status":"published","tags":["Supporting Upgrading or Replacing Older NEC Systems","Pacific Telephone & Data","approved public knowledge"]}