SNMP monitoring following this post.
Once we pointed Prometheus at a out-of-the-box 25-node simulated network with
MIMIC SNMP Simulator
we can monitor network interfaces. The graphing can be
compared to a commercial offering as shown below:
It is a Protocol Error to include the Maximum Packet Size more than once, or for the value to be set to zero.Both behaviors are legal, since protocol errors must result in disconnect, but
It is a Protocol Error if the Topic Name is zero length and there is no Topic Alias.Protocol errors must result in disconnect as detailed here.
A Server MUST send the Payload Format Indicator unaltered to allOne of the brokers discards the Payload Format Indicator property if it is 0.
subscribers receiving the Application Message [MQTT-3.3.2-4]