Packet #689888

Packet Information

Database ID:	689888
Mesh Packet ID:	`0xa0b2220e` Used for correlation across gateways
Timestamp:	2025-12-22 09:48:52 UTC
From Node:	Nis Pantelej (NPAN)
To Node:	NIS ISTOK (BB)
Success:	Processed
Protocol:	TRACEROUTE_APP Port: 70

Gateway:	Nis Kamenicki vis (NVIS)
Channel:	MediumFast
RSSI:	-75 dBm
SNR:	10.75 dBm
Hop Info:	1/4 hops Start: 4, Limit: 3

Payload Data

Protocol: TRACEROUTE_APP

Size: 47 bytes

Decoded: No

Enhanced parsing failed, using basic parsing: 'age_warning'

Decoded Data:

Route Information

Route Path:	Nis Kamenicki vis (NVIS) → Janko Kotor (KOT2)
Hop Count:	1 hops
Status:	In progress - last hop: Janko Kotor (KOT2)
SNR Towards:	-11.75 dB -3.0 dB 11.0 dB
Return Path:	RDE ea5b (ea5b) → Nis Kamenicki vis (NVIS)
SNR Back:	6.75 dB 10.75 dB

Route Visualization

Loading route map...

Map shows the geographic path if nodes have shared location data.

Traceroute Steps

Hop	From Node	To Node	Distance	SNR (dB)	Direction	Analysis
Legacy traceroute data - Enhanced analysis not available Route nodes: 2, SNR values: 3 , Return path available

Return Path Steps

Hop	From Node	To Node	Distance	SNR (dB)	Direction	Analysis
Legacy return path data - Enhanced analysis not available Return nodes: 2, SNR values: 2

Combined Traceroute Graph

Controls: Drag nodes to rearrange • Mouse wheel to zoom • Click and drag background to pan • Hover for details

Building graph...

Legend & Paths

Nodes

🔄 Router Node

📡 Gateway Node

🚀 Source Node

🎯 Target Node

Connections

RF Link

Gateway Connection

Direct Reception (0 hops)

Packet Paths

Loading paths...

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:	47 bytes
Gateway:	!b2a7d290
Channel:	MediumFast
Payload Type:	TRACEROUTE_APP
Hop Count:	1 / 4

Privacy Summary

Exposure Level:
Direct Message

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 3 more...

Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (1 hops)
+ 1 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!b2a7d290` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (47 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`2661456764` Source node ID	uint32
`to`	`2956762796` Target node ID	uint32
`decoded.portnum`	`70` TRACEROUTE_APP	enum
`decoded.payload_length`	`47` bytes	size
`hop_limit`	`3` Remaining hops allowed	uint32
`hop_start`	`4` Initial hop limit	uint32
`hops_taken`	`1` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-75.0` dBm Signal strength at gateway	int32
`rx_snr`	`10.75` dB Signal quality at gateway	float
`rx_time`	`1766396931` 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`	Not set	uint32
`pki_encrypted`	False Standard encryption	bool
`next_hop`	Not set	uint32
`relay_node`	`91` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1766396932.9603052` Unix timestamp	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

Exposure Risks:

⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (1 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Want ack:	`True`
Gateway ID:	`!b2a7d290`
Signal Metrics:	RSSI: -75.0 dBm SNR: 10.75 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TRACEROUTE_APP
Size:	47 bytes
Decoded:	No
Error:	Enhanced parsing failed, using basic parsing: 'age_warning'

Complete Payload Data (JSON):

{ "route_nodes": [ 2997342864, 1955886993 ], "snr_towards": [ -11.75, -3.0, 11.0 ], "route_back": [ 3349080667, 2997342864 ], "snr_back": [ 6.75, 10.75 ], "route_node_names": { "2956762796": "NIS ISTOK (BB)", "2997342864": "Nis Kamenicki vis (NVIS)", "1955886993": "Janko Kotor (KOT2)", "3349080667": "RDE ea5b (ea5b)", "2661456764": "Nis Pantelej (NPAN)" } }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!b2a7d290", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2661456764, "to": 2956762796, "id": 2696028686, "rx_time": 1766396931, "rx_snr": 10.75, "rx_rssi": -75, "hop_limit": 3, "hop_start": 4, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 91, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0890d2a7b2917794741215d1ffffffffffffffff01f4ffffffffffffffff012c1a085bea9ec790d2a7b222021b2b", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 2997342864, 1955886993 ], "snr_towards": [ -47, -12, 44 ], "route_back": [ 3349080667, 2997342864 ], "snr_back": [ 27, 43 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }

Raw Packet Data (47 bytes)

0a0890d2a7b2917794741215d1ffffffffffffffff01f4ffffffffffffffff012c1a085bea9ec790d2a7b222021b2b

Hex Analysis:

Size:	47 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 #689888 Success