Packet #3376124 Success

NODEINFO_APP packet from Fried Fish FF1 (FF1) to Meshtastic 631c (GRBH)

22
Total Receptions
22
Unique Gateways
7
Hop Count
78
Payload Bytes
Packet Information
Database ID: 3376124
Mesh Packet ID: 0xf42ea7cd
Used for correlation across gateways
Timestamp: 2025-12-10 16:49:42 UTC
From Node: Fried Fish FF1 (FF1)
To Node: Meshtastic 631c (GRBH)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic e41a (GRBT)
Channel: LongFast
RSSI: -66 dBm
SNR: 6.75 dBm
Hop Info: 7/7 hops
Start: 7, Limit: 0
Relay Node: 04 e404 , e104 , 🦏 , CHTG
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: NODEINFO_APP
Size: 78 bytes
Decoded: Yes
Decoded Data:
Long Name:Fried Fish 1
Short Name:FF1
Node ID:!b2a7bd74
MAC Address:gPGyp710
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:78 bytes
Gateway:!7089e41a
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:7 / 7
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 1 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !7089e41a
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (78 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2997337460
Source node ID 		uint32
to 3679544092
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 78 bytes size
hop_limit Not set uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 7
Calculated: hop_start - hop_limit 		derived
rx_rssi -66.0 dBm
Signal strength at gateway 		int32
rx_snr 6.75 dB
Signal quality at gateway 		float
rx_time 1765385515
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 4
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765385382.2865534
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)
  • ✓ Targeted to specific node
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (7 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !7089e41a
Signal Metrics: RSSI: -66.0 dBm
SNR: 6.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:78 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!b2a7bd74", "long_name": "Fried Fish 1", "short_name": "FF1", "macaddr": "gPGyp710", "hw_model": "HELTEC_V4" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!7089e41a", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2997337460, "to": 3679544092, "id": 4096698317, "rx_time": 1765385515, "rx_snr": 6.75, "rx_rssi": -66, "hop_limit": 0, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 4, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216232613762643734120c4672696564204669736820311a03464631220680f1b2a7bd74286e380c4220ba1a14625d7745c316c947463d2face13617d4182337ea2e2a4600cd7595731f4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!b2a7bd74", "long_name": "Fried Fish 1", "short_name": "FF1", "macaddr": "gPGyp710", "hw_model": "HELTEC_V4", "role": "CLIENT_BASE", "public_key": "uhoUYl13RcMWyUdGPS+s4TYX1BgjN+ouKkYAzXWVcx8=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (78 bytes)
0a09216232613762643734120c4672696564204669736820311a03464631220680f1b2a7bd74286e380c4220ba1a14625d7745c316c947463d2face13617d4182337ea2e2a4600cd7595731f4800
Hex Analysis:
Size:78 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
Meshtastic e41a (GRBT) Primary 0.000s
Reference 		-66.0 dBm 6.75 dB 7 04 e404 , e104 , 🦏 , CHTG LongFast 2025-12-10 16:49:42 UTC Current
Fried Fish FF1 (FF1) -93.848s
Before 		Unknown Unknown 0 74 FF1 LongFast 2025-12-10 16:48:08 UTC View
Mobile Fish 4 (MF4) -82.090s
Before 		-24.0 dBm 6.25 dB 0 74 FF1 LongFast 2025-12-10 16:48:20 UTC View
Steiner Studios Tower (SST) -40.050s
Before 		-115.0 dBm -9.00 dB 3 81 Titi , JLO9 LongFast 2025-12-10 16:49:02 UTC View
Sunset Soda (p8p) -39.710s
Before 		-117.0 dBm -8.25 dB 3 81 Titi LongFast 2025-12-10 16:49:02 UTC View
25 Washington Ave (25WA) -38.492s
Before 		-70.0 dBm -0.50 dB 4 4c SST LongFast 2025-12-10 16:49:03 UTC View
Meshtastic 631c (GRBH) -38.052s
Before 		-101.0 dBm -12.75 dB 4 d4 85d4 LongFast 2025-12-10 16:49:04 UTC View
Meshtastic 28ec (28ec) -32.868s
Before 		-123.0 dBm -11.75 dB 4 - LongFast 2025-12-10 16:49:09 UTC View
Meshtastic 1ca3 (1ca3) -32.837s
Before 		-115.0 dBm -11.50 dB 5 c4 NOVA , 3fc4 LongFast 2025-12-10 16:49:09 UTC View
Morton Williams - seano@masto.nyc (mwb) -32.275s
Before 		-106.0 dBm -10.50 dB 6 04 e704 , e404 LongFast 2025-12-10 16:49:10 UTC View
Gemini (GMNI) -32.229s
Before 		-126.0 dBm -12.50 dB 5 25 25WA LongFast 2025-12-10 16:49:10 UTC View
ClaremontWx.net (CmWx) -31.353s
Before 		-85.0 dBm 2.00 dB 6 c9 Penn , JLX3 LongFast 2025-12-10 16:49:10 UTC View
drp mobile (drpm) -31.196s
Before 		-121.0 dBm -13.75 dB 6 c9 Penn LongFast 2025-12-10 16:49:11 UTC View
Claudiopolis-440c (440c) -30.883s
Before 		-89.0 dBm -6.00 dB 6 c9 Penn , JLX3 LongFast 2025-12-10 16:49:11 UTC View
Meshtastic f5c8 (f5c8) -29.706s
Before 		-113.0 dBm -4.50 dB 6 c9 Penn LongFast 2025-12-10 16:49:12 UTC View
dkTowerBot (dkTB) -27.309s
Before 		-91.0 dBm -3.25 dB 7 34 8b34 , RbHf , cf34 , 4034 , dmlt LongFast 2025-12-10 16:49:14 UTC View
nLink-NY-Jamaica1 (NLJ1) -23.789s
Before 		-94.0 dBm 2.25 dB 7 d1 JLY6 LongFast 2025-12-10 16:49:18 UTC View
MeshM0xie (M0x) -22.233s
Before 		-21.0 dBm 6.25 dB 7 8d Mox1 LongFast 2025-12-10 16:49:20 UTC View
JLO (fe6e) -21.942s
Before 		-110.0 dBm -6.50 dB 7 30 WXN , db30 , 3930 , 6830 LongFast 2025-12-10 16:49:20 UTC View
JOS1tastic 1497 (JOS1) -21.726s
Before 		-109.0 dBm -11.00 dB 7 30 LongFast 2025-12-10 16:49:20 UTC View
Mercury01 (MRC1) -11.552s
Before 		-124.0 dBm -12.00 dB 5 7b 4b7b LongFast 2025-12-10 16:49:30 UTC View
JLO - Queens Weather (QnzW) +0.429s
After 		-128.0 dBm -19.00 dB 6 d5 ETNA LongFast 2025-12-10 16:49:42 UTC View
22

Total Receptions

22

Unique Gateways