Packet #5988548 Success

NODEINFO_APP packet from Meshtastic 8ac0 (8ac0) to Meshtastic 21f4 (21f4)

27
Total Receptions
21
Unique Gateways
3
Hop Count
80
Payload Bytes
Packet Information
Database ID: 5988548
Mesh Packet ID: 0xcb2e8967
Used for correlation across gateways
Timestamp: 2026-01-15 03:09:19 UTC
From Node: Meshtastic 8ac0 (8ac0)
To Node: Meshtastic 21f4 (21f4)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: SYSXX OGW8 (SXG8)
Channel: LongFast
RSSI: -62 dBm
SNR: 6.25 dBm
Hop Info: 3/7 hops
Start: 7, Limit: 4
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:!efffff03
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:3 / 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 !efffff03
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 556147188
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 80 bytes size
hop_limit 4
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -62.0 dBm
Signal strength at gateway 		int32
rx_snr 6.25 dB
Signal quality at gateway 		float
rx_time 1768435759
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 1
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1768435759.673459
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 (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !efffff03
Signal Metrics: RSSI: -62.0 dBm
SNR: 6.25 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": "!efffff03", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658634432, "to": 556147188, "id": 3408824679, "rx_time": 1768435759, "rx_snr": 6.25, "rx_rssi": -62, "hop_limit": 4, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 1, "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 OGW8 (SXG8) Primary 0.000s
Reference 		-62.0 dBm 6.25 dB 3 LongFast 2026-01-15 03:09:19 Current
Zoͦmͫвⷡiͥeͤ [GW8] (🧟) -3.056s
Before 		-95.0 dBm -2.00 dB 2 LongFast 2026-01-15 03:09:16 View
SYSXX BGW8 (SXB8) -2.998s
Before 		-116.0 dBm -7.50 dB 2 LongFast 2026-01-15 03:09:16 View
Medved GW8 (MED8) -2.948s
Before 		-115.0 dBm -12.25 dB 2 LongFast 2026-01-15 03:09:16 View
Zoͦmͫвⷡiͥeͤ [GW8] (🧟) -2.835s
Before 		-95.0 dBm -2.00 dB 7 LongFast 2026-01-15 03:09:16 View
Butyrskaya 868 (But8) -2.762s
Before 		-101.0 dBm 1.50 dB 2 LongFast 2026-01-15 03:09:16 View
Koptevo-8-MQTT (BM8M) -2.184s
Before 		-118.0 dBm -16.50 dB 2 LongFast 2026-01-15 03:09:17 View
SYSXX YGW8 (SXY8) +0.053s
After 		Unknown 5.50 dB 3 LongFast 2026-01-15 03:09:19 View
SYSXX OGW8 (SXG8) +0.326s
After 		-62.0 dBm 6.25 dB 7 LongFast 2026-01-15 03:09:19 View
RN3ABX Georgy 2 (ABX2) +3.516s
After 		-107.0 dBm -4.50 dB 4 LongFast 2026-01-15 03:09:23 View
Aster-02 (AST2) +8.663s
After 		-93.0 dBm -6.25 dB 5 LongFast 2026-01-15 03:09:28 View
BBS Восток (DM📲) (BBSv) +10.448s
After 		-99.0 dBm -7.25 dB 5 LongFast 2026-01-15 03:09:30 View
Fostral (FSTR) +10.676s
After 		-84.0 dBm -15.50 dB 5 LongFast 2026-01-15 03:09:30 View
BBS Восток (DM📲) (BBSv) +10.726s
After 		-99.0 dBm -7.25 dB 7 LongFast 2026-01-15 03:09:30 View
Zamkad8 (zmkd) +11.008s
After 		-126.0 dBm -15.50 dB 6 LongFast 2026-01-15 03:09:30 View
ZA_MKAD_22_868_1 (8681) +12.015s
After 		-138.0 dBm -14.00 dB 5 LongFast 2026-01-15 03:09:31 View
patch866 (pth8) +12.181s
After 		-68.0 dBm 3.75 dB 5 LongFast 2026-01-15 03:09:31 View
ZA_MKAD_22_433_2 (4332) +12.292s
After 		Unknown Unknown 6 LongFast 2026-01-15 03:09:31 View
NODE_SOLAR_868 (8682) +12.908s
After 		Unknown Unknown 6 LongFast 2026-01-15 03:09:32 View
EGarpunov 2 868 (Base) (BAO) (EG28) +14.341s
After 		-84.0 dBm 6.00 dB 6 LongFast 2026-01-15 03:09:34 View
hmbm (f55c) +15.558s
After 		-95.0 dBm 1.25 dB 6 LongFast 2026-01-15 03:09:35 View
Tsaritsyno_KB_U_868 (KBU8) +16.014s
After 		-107.0 dBm -1.50 dB 7 LongFast 2026-01-15 03:09:35 View
Korolyok h0use (K8k*) +20.005s
After 		-128.0 dBm -19.50 dB 7 LongFast 2026-01-15 03:09:39 View
Keyhost GW8 (KHS8) +30.346s
After 		-126.0 dBm -19.75 dB 5 LongFast 2026-01-15 03:09:50 View
Keyhost GW8 (KHS8) +30.582s
After 		-126.0 dBm -19.75 dB 7 LongFast 2026-01-15 03:09:50 View
Fostral (FSTR) +1873.833s
After 		-88.0 dBm -18.75 dB 7 LongFast 2026-01-15 03:40:33 View
Fostral (FSTR) +1874.151s
After 		-88.0 dBm -18.75 dB 7 LongFast 2026-01-15 03:40:33 View
27

Total Receptions

21

Unique Gateways