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Is offline/online only defined by "not sending/receiving a message from the client" for ACK_TIMEOUT?
Must a server stop retransmissions, when not receiving an ACK in time?
Or should the server retry a…
boaks updated
8 years ago
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Test Object /1024 and/or resources cannot be read/write after bootstrapping.
Once the bootstrapping is done and the client tries to register to the leshan demo server, the register message does not co…
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When a client receive a :
- CoAP `POST` on objectID/instanceID/resourceID, this may be a `Write with update` request or an `Execute` request.
- CoAP `POST` on objectID/instanceID, this may be a `Write…
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Hi,
The size of coap_serialize_get_size() doesn't match the size of coap_serialize_message(). It will cause memory overwrite.
allocLen=51 pktBufferLen=57
`coap_status_t message_send(lwm2m_context…
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In OMA-TS-LightweightM2M-V1_0-20141111-D, Appendix D., section D.1, the _Type_ field is specified as "Data Type indicates the type of Resource value. Data Types used in this enabler are described in …
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Testing liblwm2m through NAT, I find that after a few minutes the client no longer receives packets sent by the server.
This appears to be because the NAT gateway's punched hole collapses, requiring …
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Hi all,
Based on the LWM2M spec, it seems that we only assume that we have 1 bootstrap server that can provision one or multiple DM server. In the future, do we forsee that the device side has to sup…
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About the CoAP Method of 'Update' in the TS section 8.2.3,
the current TS doc (2015 DEC) is written as 'POST' ( "Registration update is performed by sending a CoAP PUT... ").
But the older version of …
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Hi,
When creating the Device Object, the resource 11 is created for you and a resource instance is also created. This is fine considering they are mandatory, but the registration message then conta…
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Enabling support LWM2M communcation protocol in NodeMCU firmware by using lualwm2m (lualwm2m is a Lua binding for client side liblwm2m/wakaama library)
Server side: Leshan is a OMA Lightweight M2M ser…