MS/TP Troubleshooting: Difference between revisions

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(Created page with "This page is intended as a guide to troubleshooting BACnet MS/TP networks. {| class="wikitable" |+ Curated List of the most common problems |- ! Votes !! Description |- | 1 || Improper grounding - device not grounded |- | 1 || Improper grounding - common not grounded with 100R resistor to ground |- | 1 || Improper grounding - Shield not terminated |}")
 
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|-
|  1 || Improper grounding - Shield not terminated
|  1 || Improper grounding - Shield not terminated
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|  1 || Improper Baud rate setting
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|  1 || Duplicate MAC address on segment
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|  1 || MAC address set beyond Max_Masters
|-
|  1 || Excessive traffic due to polling activity
|-
|  1 || Excessive traffic due to broadcasts elsewhere on the network
|-
|  1 || One bad device brings down the whole network
|}
{| class="wikitable"
|+ Troubleshooting Methods
|-
! Symptom !! Suggested Starting Point
|-
|  I cannot see any devices on the MS/TP nework || Quiet Network Checklist
|-
|  etc || Other
|}
|}

Latest revision as of 08:43, 6 September 2026

This page is intended as a guide to troubleshooting BACnet MS/TP networks.

Curated List of the most common problems
Votes Description
1 Improper grounding - device not grounded
1 Improper grounding - common not grounded with 100R resistor to ground
1 Improper grounding - Shield not terminated
1 Improper Baud rate setting
1 Duplicate MAC address on segment
1 MAC address set beyond Max_Masters
1 Excessive traffic due to polling activity
1 Excessive traffic due to broadcasts elsewhere on the network
1 One bad device brings down the whole network


Troubleshooting Methods
Symptom Suggested Starting Point
I cannot see any devices on the MS/TP nework Quiet Network Checklist
etc Other
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