Here is my OTBR on my HA's logs. I'm using an Ultima 3 over ethernet as my RCP
#Thread Zemismart Roller Shade Driver (64257) keeps going unavailable.
grave iris
[12:46:09] INFO: Starting otbr-agent...
[NOTE]-AGENT---: Running 0.3.0-b067e5ac-dirty
[NOTE]-AGENT---: Thread version: 1.3.0
[NOTE]-AGENT---: Thread interface: wpan0
[NOTE]-AGENT---: Radio URL: spinel+hdlc+uart:///tmp/ttyOTBR?uart-baudrate=460800&uart-flow-control
[NOTE]-AGENT---: Radio URL: trel://end0
[NOTE]-ILS-----: Infra link selected: end0
49d.21:34:24.200 [C] P-SpinelDrive-: Software reset co-processor successfully
00:00:00.092 [N] RoutingManager: BR ULA prefix: fd68::4269::/48 (loaded)
00:00:00.092 [N] RoutingManager: Local on-link prefix: fd8b::6017:77c7::/64
00:00:00.145 [N] Mle-----------: Role disabled -> detached
Connection to :: 8081 port [tcp/tproxy] succeeded!
s6-rc: info: service otbr-agent successfully started
s6-rc: info: service otbr-agent-configure: starting
00:00:00.178 [N] P-Netif-------: Changing interface state to up.
00:00:00.220 [W] P-Netif-------: Failed to process request#2: No such process
00:00:00.234 [W] P-Netif-------: Failed to process request#6: No such process
Done
[12:46:09] INFO: Enabling NAT64.
Done
00:00:00.335 [W] P-Netif-------: Failed to process request#7: No such
process
Done
Done
s6-rc: info: service otbr-agent-configure successfully started
s6-rc: info: service otbr-agent-rest-discovery: starting
s6-rc: info: service otbr-web: starting
s6-rc: info: service otbr-web successfully started
[12:46:09] INFO: Starting otbr-web...
[INFO]-WEB-----: Running 0.3.0-b067e5ac-dirty
[INFO]-WEB-----: Border router web started on wpan0
[12:46:10] INFO: Successfully sent discovery information to Home Assistant.
s6-rc: info: service otbr-agent-rest-discovery successfully started
s6-rc: info: service legacy-services: starting
s6-rc: info: service legacy-services successfully started
00:00:27.308 [N] Mle-----------: RLOC16 3400 -> fffe
00:00:27.694 [N] Mle-----------: Attach attempt 1, AnyPartition reattaching with Active Dataset
00:00:34.194 [N] RouterTable---: Allocate router id 13
00:00:34.194 [N] Mle-----------: RLOC16 fffe -> 3400
00:00:34.199 [N] Mle-----------: Role detached -> leader
00:00:34.199 [N] Mle-----------: Partition ID 0x1504da01
[NOTE]-BBA-----: BackboneAgent: Backbone Router becomes Primary!
00:00:36.654 [W] P-RadioSpinel-: Error processing result: NoAddress
00:00:36.654 [W] P-RadioSpinel-: Error waiting response: NoAddress
00:00:39.143 [W] DuaManager----: Failed to perform next registration: NotFound