Packet #1779942

Database ID:	1779942
Mesh Packet ID:	`0x47dd3b69` Used for correlation across gateways
Timestamp:	2026-04-06 22:03:36 UTC
From Node:	Klisebair (🗻)
To Node:	!5fa4e0e7 (e0e7)
Success:	Processed
Protocol:	TRACEROUTE_APP Port: 70

Gateway:	MF-RL Akchelar🗼🌐🔌 (🗼)
Channel:	MediumFast
RSSI:	-107 dBm
SNR:	-9.75 dBm
Hop Info:	0/2 hops Start: 2, Limit: 2
Relay Node:	`20` 🗻 Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

SNR Towards:	-14.25 dB

Raw Packet Analysis

Complete field breakdown and MQTT privacy/exposure analysis

Packet Structure

MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)

Total Size:	12 bytes
Gateway:	!16cd73f8
Channel:	MediumFast
Payload Type:	TRACEROUTE_APP
Hop Count:	0 / 2

Privacy Summary

Exposure Level:
Direct Message

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 4 more...

Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ RF signal metrics exposed (location inference possible)

MQTT ServiceEnvelope Fields

Field	Value
`gateway_id`	`!16cd73f8` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (12 bytes) Contains the actual mesh network packet

MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

Field	Value	Type
`from`	`2925563168` Source node ID	uint32
`to`	`1604640999` Target node ID	uint32
`decoded.portnum`	`TRACEROUTE_APP` TRACEROUTE_APP	enum
`decoded.payload_length`	`12` bytes	size
`hop_limit`	`2` Remaining hops allowed	uint32
`hop_start`	`2` Initial hop limit	uint32
`hops_taken`	`0` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-107.0` dBm Signal strength at gateway	int32
`rx_snr`	`-9.75` dB Signal quality at gateway	float
`rx_time`	`1775513015` Receive timestamp	fixed32
`via_mqtt`	False Direct LoRa transmission	bool
`want_ack`	True Acknowledgment requested	bool
`priority`	Not set	enum
`delayed`	Not set	enum
`channel`	`31` Channel index	uint32
`pki_encrypted`	False Standard encryption	bool
`next_hop`	Not set	uint32
`relay_node`	`32` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	Not set	uint32

MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message

Privacy Features:

✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
✓ Targeted to specific node
✓ Custom channel: MediumFast
✓ Gateway node ID tracked
✓ Zero-hop: direct from source to MQTT gateway

Exposure Risks:

⚠ Packet visible to MQTT subscribers
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Want ack:	`True`
Gateway ID:	`!16cd73f8`
Zero Hop Policy:	Enabled Direct gateway connection
Signal Metrics:	RSSI: -107.0 dBm SNR: -9.75 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TRACEROUTE_APP
Size:	12 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "route_nodes": [], "snr_towards": [ -14.25 ], "route_back": [], "snr_back": [], "route_node_names": { "2925563168": "Klisebair (🗻)", "1604640999": "!5fa4e0e7" }, "traceroute_packet": { "packet_data": { "id": 1779942, "timestamp": 1775513016.330911, "from_node_id": 2925563168, "to_node_id": 1604640999, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!16cd73f8", "channel_id": "MediumFast", "mesh_packet_id": 1205681001, "rssi": -107, "snr": -9.75, "hop_limit": 2, "hop_start": 2, "payload_length": 12, "processed_successfully": 1, "raw_payload": "120ac7ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1775513015, "pki_encrypted": 0, "next_hop": 0, "relay_node": 32, "tx_after": 0, "raw_service_envelope": "0a4b0d208d60ae15e7e0a45f181f2a17ad40fa98b8975d01fabab6d59c9ec0590f689d6ed6c5a335693bdd473db72dd4694500001cc1480250016095ffffffffffffffff017802980120a80101120a4d656469756d466173741a09213136636437336638", "timestamp_str": "2026-04-06 22:03:36 UTC", "hop_count": 0, "has_payload": true, "success": 1, "from_node_name": "Klisebair (🗻)", "to_node_name": "!5fa4e0e7", "relay_hex": "20", "relay_candidates": [ { "node_id": 2925563168, "node_name": "Klisebair", "hex_id": "!ae608d20", "short_name": "🗻", "last_byte": "20" } ], "gateway_name": "MF-RL Akchelar🗼🌐🔌 (🗼)", "gateway_location": { "node_id": 382563320, "latitude": 43.226843, "longitude": 27.958974, "altitude": 170, "timestamp": 1775665632.4701622, "timestamp_str": "2026-04-08 16:27:12", "display_name": "MF-RL Akchelar🗼🌐🔌", "long_name": "MF-RL Akchelar🗼🌐🔌", "short_name": "🗼", "hw_model": "STATION_G2" } }, "resolve_names": true, "packet_id": 1779942, "from_node_id": 2925563168, "to_node_id": 1604640999, "timestamp": 1775513016.330911, "gateway_id": "!16cd73f8", "raw_payload": "120ac7ffffffffffffffff01", "hop_limit": 2, "hop_start": 2, "from_node_name": "Klisebair (🗻)", "to_node_name": "!5fa4e0e7", "route_data": { "route_nodes": [], "snr_towards": [ -14.25 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 2925563168 ], "node_names": [ "Klisebair (🗻)" ], "snr_values": [ -14.25 ], "hops": [], "is_complete": false, "total_hops": 0 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 2925563168, 1604640999 ], "node_names": [ "Klisebair (🗻)", "!5fa4e0e7" ], "snr_values": [ -14.25 ], "hops": [ { "hop_number": 1, "from_node_id": 2925563168, "to_node_id": 1604640999, "from_node_name": "Klisebair (🗻)", "to_node_name": "!5fa4e0e7", "snr": -14.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "is_complete": true, "total_hops": 1 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "Klisebair (🗻)", "return_path_display": null, "actual_rf_path_display": "Klisebair (🗻) → !5fa4e0e7", "forward_hops": [], "return_hops": [], "total_forward_distance": null, "total_return_distance": null }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "packet": { "from": 2925563168, "to": 1604640999, "channel": 31, "decoded": { "portnum": "TRACEROUTE_APP", "payload": "EgrH//////////8B", "request_id": 3927965854, "bitfield": 1 }, "id": 1205681001, "rx_time": 1775513015, "rx_snr": -9.75, "hop_limit": 2, "want_ack": true, "rx_rssi": -107, "hop_start": 2, "relay_node": 32, "transport_mechanism": "TRANSPORT_LORA" }, "channel_id": "MediumFast", "gateway_id": "!16cd73f8" }, "mesh_packet": { "from": 2925563168, "to": 1604640999, "channel": 31, "decoded": { "portnum": "TRACEROUTE_APP", "payload": "EgrH//////////8B", "request_id": 3927965854, "bitfield": 1, "parsed_payload": { "snr_towards": [ -57 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } }, "id": 1205681001, "rx_time": 1775513015, "rx_snr": -9.75, "hop_limit": 2, "want_ack": true, "rx_rssi": -107, "hop_start": 2, "relay_node": 32, "transport_mechanism": "TRANSPORT_LORA" } }

Raw Packet Data (12 bytes)

120ac7ffffffffffffffff01

Hex Analysis:

Size:	12 bytes
Format:	Protobuf (Protocol Buffers)
Encoding:	Binary with varint and length-delimited fields

This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.

Packet #1779942 Success

Packet Information

Payload Data

Decoded Data:

Route Information

Combined Traceroute Graph

Legend & Paths

Nodes

Connections

Packet Paths