Packet #3376122 Success

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

22
Total Receptions
22
Unique Gateways
5
Hop Count
78
Payload Bytes
Packet Information
Database ID: 3376122
Mesh Packet ID: 0xf42ea7cd
Used for correlation across gateways
Timestamp: 2025-12-10 16:49:30 UTC
From Node: Fried Fish FF1 (FF1)
To Node: Meshtastic 631c (GRBH)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Mercury01 (MRC1)
Channel: LongFast
RSSI: -124 dBm
SNR: -12.0 dBm
Hop Info: 5/7 hops
Start: 7, Limit: 2
Relay Node: 7b 4b7b
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:!9e75a1a8
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:5 / 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 !9e75a1a8
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 2
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 5
Calculated: hop_start - hop_limit 		derived
rx_rssi -124.0 dBm
Signal strength at gateway 		int32
rx_snr -12.00 dB
Signal quality at gateway 		float
rx_time 1765385506
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 123
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765385370.7349987
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 (5 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9e75a1a8
Signal Metrics: RSSI: -124.0 dBm
SNR: -12.00 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": "!9e75a1a8", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2997337460, "to": 3679544092, "id": 4096698317, "rx_time": 1765385506, "rx_snr": -12.0, "rx_rssi": -124, "hop_limit": 2, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 123, "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
Mercury01 (MRC1) Primary 0.000s
Reference 		-124.0 dBm -12.00 dB 5 7b 4b7b LongFast 2025-12-10 16:49:30 UTC Current
Fried Fish FF1 (FF1) -82.297s
Before 		Unknown Unknown 0 74 FF1 LongFast 2025-12-10 16:48:08 UTC View
Mobile Fish 4 (MF4) -70.538s
Before 		-24.0 dBm 6.25 dB 0 74 FF1 LongFast 2025-12-10 16:48:20 UTC View
Steiner Studios Tower (SST) -28.499s
Before 		-115.0 dBm -9.00 dB 3 81 Titi , JLO9 LongFast 2025-12-10 16:49:02 UTC View
Sunset Soda (p8p) -28.158s
Before 		-117.0 dBm -8.25 dB 3 81 Titi LongFast 2025-12-10 16:49:02 UTC View
25 Washington Ave (25WA) -26.941s
Before 		-70.0 dBm -0.50 dB 4 4c SST LongFast 2025-12-10 16:49:03 UTC View
Meshtastic 631c (GRBH) -26.500s
Before 		-101.0 dBm -12.75 dB 4 d4 85d4 LongFast 2025-12-10 16:49:04 UTC View
Meshtastic 28ec (28ec) -21.316s
Before 		-123.0 dBm -11.75 dB 4 - LongFast 2025-12-10 16:49:09 UTC View
Meshtastic 1ca3 (1ca3) -21.286s
Before 		-115.0 dBm -11.50 dB 5 c4 NOVA , 3fc4 LongFast 2025-12-10 16:49:09 UTC View
Izutsumi - seano@masto.nyc (izu) -20.724s
Before 		-106.0 dBm -10.50 dB 6 04 e704 , e404 LongFast 2025-12-10 16:49:10 UTC View
Gemini (GMNI) -20.677s
Before 		-126.0 dBm -12.50 dB 5 25 25WA LongFast 2025-12-10 16:49:10 UTC View
ClaremontWx.net (CmWx) -19.801s
Before 		-85.0 dBm 2.00 dB 6 c9 Penn , JLX3 LongFast 2025-12-10 16:49:10 UTC View
drp mobile (drpm) -19.644s
Before 		-121.0 dBm -13.75 dB 6 c9 Penn LongFast 2025-12-10 16:49:11 UTC View
Claudiopolis-440c (440c) -19.331s
Before 		-89.0 dBm -6.00 dB 6 c9 Penn , JLX3 LongFast 2025-12-10 16:49:11 UTC View
Meshtastic f5c8 (f5c8) -18.154s
Before 		-113.0 dBm -4.50 dB 6 c9 Penn LongFast 2025-12-10 16:49:12 UTC View
dkTowerBot (dkTB) -15.757s
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) -12.238s
Before 		-94.0 dBm 2.25 dB 7 d1 JLY6 LongFast 2025-12-10 16:49:18 UTC View
MeshM0xie (M0x) -10.682s
Before 		-21.0 dBm 6.25 dB 7 8d Mox1 LongFast 2025-12-10 16:49:20 UTC View
JLO (fe6e) -10.390s
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) -10.174s
Before 		-109.0 dBm -11.00 dB 7 30 LongFast 2025-12-10 16:49:20 UTC View
Meshtastic e41a (GRBT) +11.552s
After 		-66.0 dBm 6.75 dB 7 04 e404 , e104 , 🦏 , CHTG LongFast 2025-12-10 16:49:42 UTC View
JLO - Queens Weather (QnzW) +11.981s
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