Packet #5990371 Success

NODEINFO_APP packet from Meshtastic 8ac0 (8ac0) to crmn

25
Total Receptions
19
Unique Gateways
4
Hop Count
80
Payload Bytes
Packet Information
Database ID: 5990371
Mesh Packet ID: 0x7a0cdc0d
Used for correlation across gateways
Timestamp: 2026-01-15 03:29:05 UTC
From Node: Meshtastic 8ac0 (8ac0)
To Node: crmn (7d44)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: SYSXX YGW8 (SXY8)
Channel: LongFast
RSSI: -97 dBm
SNR: -12.0 dBm
Hop Info: 4/7 hops
Start: 7, Limit: 3
Payload Data
Protocol: NODEINFO_APP
Size: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic 8ac0
Short Name:8ac0
Node ID:!9e778ac0
MAC Address:8J6ed4rA
Hardware:HELTEC_V3
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:80 bytes
Gateway:!efffff02
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:4 / 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 !efffff02
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658634432
Source node ID 		uint32
to 2896919876
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 80 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -97.0 dBm
Signal strength at gateway 		int32
rx_snr -12.00 dB
Signal quality at gateway 		float
rx_time 1768436945
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 196
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1768436945.8211088
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 (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !efffff02
Signal Metrics: RSSI: -97.0 dBm
SNR: -12.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:80 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!9e778ac0", "long_name": "Meshtastic 8ac0", "short_name": "8ac0", "macaddr": "8J6ed4rA", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!efffff02", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658634432, "to": 2896919876, "id": 2047663117, "rx_time": 1768436945, "rx_snr": -12.0, "rx_rssi": -97, "hop_limit": 3, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 196, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213965373738616330120f4d65736874617374696320386163301a04386163302206f09e9e778ac0282b422082285b4f9b75ea6860abf7b67db21f1be9c67f073ab413d69f36dd134bb68b794800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9e778ac0", "long_name": "Meshtastic 8ac0", "short_name": "8ac0", "macaddr": "8J6ed4rA", "hw_model": "HELTEC_V3", "public_key": "gihbT5t16mhgq/e2fbIfG+nGfwc6tBPWnzbdE0u2i3k=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213965373738616330120f4d65736874617374696320386163301a04386163302206f09e9e778ac0282b422082285b4f9b75ea6860abf7b67db21f1be9c67f073ab413d69f36dd134bb68b794800
Hex Analysis:
Size:80 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 Channel Timestamp Actions
SYSXX YGW8 (SXY8) Primary 0.000s
Reference 		-97.0 dBm -12.00 dB 4 LongFast 2026-01-15 03:29:05 Current
Zoͦmͫвⷡiͥeͤ [GW8] (🧟) -0.090s
Before 		-95.0 dBm -2.25 dB 4 LongFast 2026-01-15 03:29:05 View
SYSXX BGW8 (SXB8) +0.051s
After 		-115.0 dBm -8.25 dB 4 LongFast 2026-01-15 03:29:05 View
Zoͦmͫвⷡiͥeͤ [GW8] (🧟) +0.184s
After 		-95.0 dBm -2.25 dB 7 LongFast 2026-01-15 03:29:06 View
Butyrskaya 868 (But8) +0.281s
After 		-101.0 dBm 1.25 dB 4 LongFast 2026-01-15 03:29:06 View
Koptevo-8-MQTT (BM8M) +0.780s
After 		-118.0 dBm -15.75 dB 4 LongFast 2026-01-15 03:29:06 View
Medved GW8 (MED8) +0.868s
After 		-116.0 dBm -19.25 dB 4 LongFast 2026-01-15 03:29:06 View
EGarpunov 2 868 (Base) (BAO) (EG28) +4.570s
After 		-115.0 dBm -8.75 dB 6 LongFast 2026-01-15 03:29:10 View
RN3ABX Georgy 2 (ABX2) +5.393s
After 		-113.0 dBm -10.50 dB 6 LongFast 2026-01-15 03:29:11 View
Tsaritsyno_KB_U_868 (KBU8) +6.413s
After 		-118.0 dBm -9.75 dB 6 LongFast 2026-01-15 03:29:12 View
Aster-02 (AST2) +6.593s
After 		-105.0 dBm -18.00 dB 6 LongFast 2026-01-15 03:29:12 View
Tsaritsyno_KB_U_868 (KBU8) +6.733s
After 		-118.0 dBm -9.75 dB 7 LongFast 2026-01-15 03:29:12 View
BBS Восток (DM📲) (BBSv) +7.114s
After 		-98.0 dBm -6.00 dB 7 LongFast 2026-01-15 03:29:12 View
VEGA 6d78 (VEGA) +8.481s
After 		-81.0 dBm -0.75 dB 7 LongFast 2026-01-15 03:29:14 View
Dragon868-1 (D1) +11.041s
After 		-104.0 dBm -4.50 dB 5 LongFast 2026-01-15 03:29:16 View
ZA_MKAD_22_868_1 (8681) +11.701s
After 		-136.0 dBm -13.75 dB 5 LongFast 2026-01-15 03:29:17 View
NODE_SOLAR_868 (8682) +12.593s
After 		Unknown Unknown 6 LongFast 2026-01-15 03:29:18 View
patch866 (pth8) +16.069s
After 		-68.0 dBm 3.50 dB 6 LongFast 2026-01-15 03:29:21 View
Zamkad8 (zmkd) +17.397s
After 		-123.0 dBm -10.75 dB 6 LongFast 2026-01-15 03:29:23 View
Keyhost GW8 (KHS8) +23.532s
After 		-126.0 dBm -17.25 dB 7 LongFast 2026-01-15 03:29:29 View
Fostral (FSTR) +1815.327s
After 		-89.0 dBm -19.25 dB 6 LongFast 2026-01-15 03:59:21 View
Fostral (FSTR) +1815.523s
After 		-89.0 dBm -19.25 dB 7 LongFast 2026-01-15 03:59:21 View
BBS Восток (DM📲) (BBSv) +1819.987s
After 		-48.0 dBm 6.75 dB 7 LongFast 2026-01-15 03:59:25 View
BBS Восток (DM📲) (BBSv) +1820.251s
After 		-48.0 dBm 6.75 dB 7 LongFast 2026-01-15 03:59:26 View
patch866 (pth8) +1822.180s
After 		-68.0 dBm 4.00 dB 7 LongFast 2026-01-15 03:59:28 View
25

Total Receptions

19

Unique Gateways