From 6e8c978d125edd99c30c9227191d8ec6eac91093 Mon Sep 17 00:00:00 2001
From: Dave Conway-Jones
The topic used can be configured in the node or, if left blank, can be set by msg.topic
.
Likewise the QoS and retain values can be configured in the node or, if left
- blank, set by msg.qos
and msg.retain
respectively.
msg.qos
and msg.retain
respectively. To clear a previously
+ retained topic from the broker, send a blank message to that topic with the retain flag set.
This node requires a connection to a MQTT broker to be configured. This is configured by clicking the pencil icon.
Several MQTT nodes (in or out) can share the same broker connection if required.
diff --git a/nodes/core/io/32-udp.html b/nodes/core/io/32-udp.html index 81e357eb8..3711978c4 100644 --- a/nodes/core/io/32-udp.html +++ b/nodes/core/io/32-udp.html @@ -60,7 +60,8 @@ Buffer, string, or base64 encoded string. Supports multicast.It also provides msg.ip
and msg.port
set to the
ip address and port from which the message was received.
Note: On some systems you may need to be root to use ports below 1024 and/or broadcast.
+Note: On some systems you may need root or administrator access to use + ports below 1024 and/or broadcast.