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11 changes: 9 additions & 2 deletions bellows/zigbee/application.py
Original file line number Diff line number Diff line change
Expand Up @@ -991,8 +991,15 @@ async def send_packet(self, packet: zigpy.types.ZigbeePacket) -> None:
aps_frame.groupId = t.uint16_t(0x0000)

if self.config[zigpy.config.CONF_SOURCE_ROUTING]:
# Source routing uses address discovery to discover routes
aps_frame.options |= t.EmberApsOption.APS_OPTION_ENABLE_ADDRESS_DISCOVERY
# Concentrator/source-routing uses address discovery; also keep AODV
# route discovery as a fallback for destinations that aren't yet in
# the NCP's source-route table (e.g. immediately after startup,
# before the first MTORR has propagated). Mirrors what
# zigbee-herdsman's ember adapter does for the same reason.
aps_frame.options |= (
t.EmberApsOption.APS_OPTION_ENABLE_ADDRESS_DISCOVERY
| t.EmberApsOption.APS_OPTION_ENABLE_ROUTE_DISCOVERY
)
elif zigpy.types.TransmitOptions.FORCE_ROUTE_DISCOVERY in packet.tx_options:
# Forcing route discovery requires retrying
aps_frame.options |= t.EmberApsOption.APS_OPTION_FORCE_ROUTE_DISCOVERY
Expand Down
2 changes: 2 additions & 0 deletions tests/test_application.py
Original file line number Diff line number Diff line change
Expand Up @@ -879,6 +879,7 @@ async def test_send_packet_unicast_source_route(make_app, packet):
options=(
t.EmberApsOption.APS_OPTION_RETRY
| t.EmberApsOption.APS_OPTION_ENABLE_ADDRESS_DISCOVERY
| t.EmberApsOption.APS_OPTION_ENABLE_ROUTE_DISCOVERY
),
)

Expand Down Expand Up @@ -909,6 +910,7 @@ async def test_send_packet_unicast_manual_source_route(make_app, packet):
options=(
t.EmberApsOption.APS_OPTION_RETRY
| t.EmberApsOption.APS_OPTION_ENABLE_ADDRESS_DISCOVERY
| t.EmberApsOption.APS_OPTION_ENABLE_ROUTE_DISCOVERY
),
)

Expand Down
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