Topology 4A diagram
- Last UpdatedJan 17, 2025
- 1 minute read
- PI System
- PI Server 2018
- PI Server
The following diagram shows the achievable performance envelope for Topology 4A when built with the prescribed servers, hardware resources, software, and data flows.

Topology 4A: PI data flows
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Inbound Data Flowing to PI Data Archive - TCP port 5450 (Clients)
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PI Data Archive Collective Node Traffic
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PI Server Requests Flowing to MS SQL Server - TCP port 1433 (SQL), UDP port 1434 (SQL)
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PI Analysis Service, Notifications Flowing to Data Archive. PI AF Requests Proxied through NLB TCP ports 5450 (PINET-Data Archive), 5457 (PINET-AF)
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Windows Failover Cluster Traffic to Shared Storage - TCP port 3343, UDP port 3343
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PI Vision Requests Flowing to MS SQL Server - TCP port 1433 (SQL), UDP port 1434 (SQL)
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PI Vision and WebAPI Requests Flowing to Data Archive. PI AF Requests Proxied through NLB TCP ports 5450 (PINET-Data Archive), 5457 (PINET-AF)
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PI Client Requests Flowing to PI Data Archive. PI AF Requests Proxied through NLB.- TCP ports 5450 (PINET-Data Archive), 5457 (PINET-AF), 5464 (SQLDAS-HTTP/SOAP), 5465 (SQLDAS-net.tcp)
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PI Web Clients Requests Flowing to NLB and Proxied to Web Servers - TCP ports 80 (HTTP), 443 (HTTPS)