Digi IX40 User Manual page 630

Services
iii. For Topic, type the topic. The signal level wildcard, +, and multi-level wildcard, #, are
supported.
iv. For Access, select the level of access that the client will have:
v. Click g again to add additional topics.
e. Click g again to add additional clients.
12. Click to expand Encryption.
13. For Type, select either None or PSK.
n 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 g 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 g 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:
n
a. Click to expand Anonymous.
b. Click g 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 g again to add additional topics.
To restrict access to topics based on pattern substitution:
n
a. Click to expand Pattern.
b. Click g to add a topic.
IX40 User Guide
n Read
n Write
n Read/write
n Deny
client as its username.
clients.
with the client identity.
are supported.
Read
l
Write
l
Read/write
l
Deny
l
Use the MQTT broker service
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