Packet #17781542 Success

NODEINFO_APP packet from Tree Trunk (TTRK) to !ffffffff

45
Total Receptions
1
Unique Gateways
2
Hop Count
77
Payload Bytes
Packet Information
Database ID: 17781542
Mesh Packet ID: 0x89805105
Used for correlation across gateways
Timestamp: 2026-03-27 09:03:44 UTC
From Node: Tree Trunk (TTRK)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: DIR Rooftop (DIR)
Channel: ShortFast
RSSI: -86 dBm
SNR: -16.5 dBm
Hop Info: 2/5 hops
Start: 5, Limit: 3
Relay Node: 8f
Last byte of the last hop that relayed this packet
Payload Data
Protocol: NODEINFO_APP
Size: 77 bytes
Decoded: Yes
Decoded Data:
Long Name:Tree Trunk
Short Name:TTRK
Node ID:!699c5458
MAC Address:kHBpnFRY
Hardware:HELTEC_V4
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:77 bytes
Gateway:!6985083c
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:2 / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !6985083c
Node ID format
channel_id ShortFast
packet MeshPacket (77 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1771852888
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 77 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -86.0 dBm
Signal strength at gateway 		int32
rx_snr -16.50 dB
Signal quality at gateway 		float
rx_time 1774602224
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK 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 143
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774602224.1567824
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

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

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Custom channel: ShortFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !6985083c
Signal Metrics: RSSI: -86.0 dBm
SNR: -16.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:77 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!699c5458", "long_name": "Tree Trunk", "short_name": "TTRK", "macaddr": "kHBpnFRY", "hw_model": "HELTEC_V4" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!6985083c", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1771852888, "to": 4294967295, "id": 2306887941, "rx_time": 1774602224, "rx_snr": -16.5, "rx_rssi": -86, "hop_limit": 3, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 143, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213639396335343538120a54726565205472756e6b1a045454524b22069070699c5458286e380c42200414ab32852726da11484ae035a863e9bad8050ba169ed2c4121438d42f88e554800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!699c5458", "long_name": "Tree Trunk", "short_name": "TTRK", "macaddr": "kHBpnFRY", "hw_model": "HELTEC_V4", "role": "CLIENT_BASE", "public_key": "BBSrMoUnJtoRSErgNahj6brYBQuhae0sQSFDjUL4jlU=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (77 bytes)
0a09213639396335343538120a54726565205472756e6b1a045454524b22069070699c5458286e380c42200414ab32852726da11484ae035a863e9bad8050ba169ed2c4121438d42f88e554800
Hex Analysis:
Size:77 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.
All Receptions
All gateways that received this packet
Correlation: Using Mesh Packet ID
Reception Locations

Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
DIR Rooftop (DIR) Primary 0.000s
Reference 		-86.0 dBm -16.50 dB 2 8f ShortFast 2026-03-27 09:03:44 UTC Current
DIR Rooftop (DIR) -0.595s
Before 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.572s
Before 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.548s
Before 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.522s
Before 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.492s
Before 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.470s
Before 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.447s
Before 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.425s
Before 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.404s
Before 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.383s
Before 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.362s
Before 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.339s
Before 		-86.0 dBm -16.50 dB 2 8f MediumFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.314s
Before 		-86.0 dBm -16.50 dB 2 8f MediumFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.290s
Before 		-86.0 dBm -16.50 dB 2 8f MediumFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.267s
Before 		-86.0 dBm -16.50 dB 2 8f MediumFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.234s
Before 		-86.0 dBm -16.50 dB 2 8f MediumFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.212s
Before 		-86.0 dBm -16.50 dB 2 8f MediumFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.190s
Before 		-86.0 dBm -16.50 dB 2 8f MediumFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.168s
Before 		-86.0 dBm -16.50 dB 2 8f MediumFast 2026-03-27 09:03:43 UTC View
DIR Rooftop (DIR) -0.145s
Before 		-86.0 dBm -16.50 dB 2 8f MediumFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) -0.121s
Before 		-86.0 dBm -16.50 dB 2 8f MediumFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) -0.097s
Before 		-86.0 dBm -16.50 dB 2 8f MediumFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) -0.073s
Before 		-86.0 dBm -16.50 dB 2 8f ShortFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) -0.050s
Before 		-86.0 dBm -16.50 dB 2 8f ShortFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) -0.026s
Before 		-86.0 dBm -16.50 dB 2 8f ShortFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.022s
After 		-86.0 dBm -16.50 dB 2 8f ShortFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.045s
After 		-86.0 dBm -16.50 dB 2 8f ShortFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.069s
After 		-86.0 dBm -16.50 dB 2 8f ShortFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.093s
After 		-86.0 dBm -16.50 dB 2 8f ShortFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.116s
After 		-86.0 dBm -16.50 dB 2 8f ShortFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.139s
After 		-86.0 dBm -16.50 dB 2 8f ShortFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.163s
After 		-86.0 dBm -16.50 dB 2 8f ShortFast 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.185s
After 		-86.0 dBm -16.50 dB 2 8f ShortTurbo 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.206s
After 		-86.0 dBm -16.50 dB 2 8f ShortTurbo 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.229s
After 		-86.0 dBm -16.50 dB 2 8f ShortTurbo 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.253s
After 		-86.0 dBm -16.50 dB 2 8f ShortTurbo 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.277s
After 		-86.0 dBm -16.50 dB 2 8f ShortTurbo 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.300s
After 		-86.0 dBm -16.50 dB 2 8f ShortTurbo 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.324s
After 		-86.0 dBm -16.50 dB 2 8f ShortTurbo 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.346s
After 		-86.0 dBm -16.50 dB 2 8f ShortTurbo 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.367s
After 		-86.0 dBm -16.50 dB 2 8f ShortTurbo 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.391s
After 		-86.0 dBm -16.50 dB 2 8f ShortTurbo 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.414s
After 		-86.0 dBm -16.50 dB 2 8f ShortTurbo 2026-03-27 09:03:44 UTC View
DIR Rooftop (DIR) +0.440s
After 		-86.0 dBm -16.50 dB 2 8f LongFast 2026-03-27 09:03:44 UTC View
45

Total Receptions

1

Unique Gateways