Services
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v. Click again to add additional topics.
e. Click again to add additional clients.
12. Click to expand Encryption.
13. For Type, select either None or PSK.
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If PSK is selected:
a. Click to enable Use PSK identity as username to use the PSK identity sent by the
b. (Optional) For Identifier, type a string that identifies the listener and is sent to the
c. Click to expand Pre-shared keys.
d. Click to add a pre-shared key.
e. For Identity, type the identity sent to the client.
f. For Key, type or paste the pre-shared key in hexadecimal format that is associated
g. Click again to add additional pre-shared keys.
14. Click to expand Topic access control list.
The topic access control lists controls what topics clients can access. If no topics are included,
then clients have access to all topics. If any topics are listed, access is restricted to only the
listed topics.
To restrict access for anonymous clients to particular topics:
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a. Click to expand Anonymous.
b. Click to add a topic.
c. For Topic, type the topic. The signal level wildcard, +, and multi-level wildcard, #,
d. For Access, select the level of access that the client will have:
e. Click again to add additional topics.
To restrict access to topics based on pattern substitution:
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a. Click to expand Pattern.
b. Click to add a topic.
c. For Topic, type the topic. The variables %c and %u can be used as substitutes for
d. For Access, select the level of access that the client will have:
TX40 User Guide
Deny
client as its username.
clients.
with the client identity.
are supported.
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the client ID or username. If a variable is used, it can be the only text for that level
of the hierarchy..
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Use the MQTT broker service
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