From 00c6cc56d98fdb4851281ba041ee98bb71f99955 Mon Sep 17 00:00:00 2001
From: Stu Clark <sclark@nvidia.com>
Date: Thu, 14 Nov 2024 14:32:37 -0500
Subject: [PATCH] CL511 - Add requirement for PTP on bridge ports AND
 corresponding VLAN

---
 .../Date-and-Time/Precision Time Protocol-PTP.md                 | 1 +
 1 file changed, 1 insertion(+)

diff --git a/content/cumulus-linux-511/System-Configuration/Date-and-Time/Precision Time Protocol-PTP.md b/content/cumulus-linux-511/System-Configuration/Date-and-Time/Precision Time Protocol-PTP.md
index 5a9f448bf2..7d26fce748 100644
--- a/content/cumulus-linux-511/System-Configuration/Date-and-Time/Precision Time Protocol-PTP.md	
+++ b/content/cumulus-linux-511/System-Configuration/Date-and-Time/Precision Time Protocol-PTP.md	
@@ -176,6 +176,7 @@ cumulus@switch:~$ nv config apply
 {{%notice note%}}
 - You can configure only one address; either IPv4 or IPv6.
 - For IPv6, set the trunk port transport mode to IPv6.
+- When you enable PTP on a bridge port, you must also enable PTP on the VLAN configured for the port with the `nv set bridge domain <domain> vlan <vlan-id> ptp enable on` command. 
 {{%/notice%}}
 
 The configuration writes to the `/etc/ptp4l.conf` file.