diff --git a/content/cumulus-linux-511/Monitoring-and-Troubleshooting/Troubleshooting-Network-Interfaces/Monitoring-Interfaces-and-Transceivers-with-NVUE.md b/content/cumulus-linux-511/Monitoring-and-Troubleshooting/Troubleshooting-Network-Interfaces/Monitoring-Interfaces-and-Transceivers-with-NVUE.md
index e4237bba92..6b5a87e818 100644
--- a/content/cumulus-linux-511/Monitoring-and-Troubleshooting/Troubleshooting-Network-Interfaces/Monitoring-Interfaces-and-Transceivers-with-NVUE.md
+++ b/content/cumulus-linux-511/Monitoring-and-Troubleshooting/Troubleshooting-Network-Interfaces/Monitoring-Interfaces-and-Transceivers-with-NVUE.md
@@ -250,6 +250,10 @@ Undersize Errors  0        n/a
 
 To show physical layer information, such as the error counters for each lane on a port, run the `nv show interface <interface> link phy-detail` command. This command highlights link integrity issues.
 
+{{%notice note%}}
+The `effective-ber` in the command output represents the uncorrectable bit error rate, which is the same as uncorrected FEC errors.
+{{%/notice%}}
+
 ```
 cumulus@switch$ nv show interface swp1 link phy-detail 
                           operational