Packet #17873935 Success

NODEINFO_APP packet from Meshtastic ac04 (ac04) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
80
Payload Bytes
Packet Information
Database ID: 17873935
Mesh Packet ID: 0x0bdbe360
Used for correlation across gateways
Timestamp: 2026-03-27 13:00:54 UTC
From Node: Meshtastic ac04 (ac04)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: TMS stationary outdoor node (TMSO)
Channel: ShortFast
RSSI: -124 dBm
SNR: -15.5 dBm
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: 04 ac04
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: 80 bytes
Decoded: Yes
Decoded Data:
Long Name:Meshtastic ac04
Short Name:ac04
Node ID:!9ee9ac04
MAC Address:nBOe6awE
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:!43b596d0
Channel:ShortFast
Payload Type:NODEINFO_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !43b596d0
Node ID format
channel_id ShortFast
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2666114052
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 80 bytes size
hop_limit 7
Remaining hops allowed
uint32
hop_start 7
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi -124.0 dBm
Signal strength at gateway
int32
rx_snr -15.50 dB
Signal quality at gateway
float
rx_time 1774616452
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 1774616454.7110927
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !43b596d0
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -124.0 dBm
SNR: -15.50 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": "!9ee9ac04", "long_name": "Meshtastic ac04", "short_name": "ac04", "macaddr": "nBOe6awE", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!43b596d0", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2666114052, "to": 4294967295, "id": 198959968, "rx_time": 1774616452, "rx_snr": -15.5, "rx_rssi": -124, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 4, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213965653961633034120f4d65736874617374696320616330341a046163303422069c139ee9ac04282b422051ade6bbb9f962c59815f51f25241b771cac8a490b829d69efcd71744e670b7a4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9ee9ac04", "long_name": "Meshtastic ac04", "short_name": "ac04", "macaddr": "nBOe6awE", "hw_model": "HELTEC_V3", "public_key": "Ua3mu7n5YsWYFfUfJSQbdxysikkLgp1p781xdE5nC3o=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (80 bytes)
0a09213965653961633034120f4d65736874617374696320616330341a046163303422069c139ee9ac04282b422051ade6bbb9f962c59815f51f25241b771cac8a490b829d69efcd71744e670b7a4800
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
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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
TMS stationary outdoor node (TMSO) Primary 0.000s
Reference
-124.0 dBm -15.50 dB 0 04 ac04 ShortFast 2026-03-27 13:00:54 UTC Current
TMS stationary outdoor node (TMSO) -0.657s
Before
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.610s
Before
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.583s
Before
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.561s
Before
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.540s
Before
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.519s
Before
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.498s
Before
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.473s
Before
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.449s
Before
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.426s
Before
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.403s
Before
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.381s
Before
-124.0 dBm -15.50 dB 0 04 ac04 MediumFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.360s
Before
-124.0 dBm -15.50 dB 0 04 ac04 MediumFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.338s
Before
-124.0 dBm -15.50 dB 0 04 ac04 MediumFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.317s
Before
-124.0 dBm -15.50 dB 0 04 ac04 MediumFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.294s
Before
-124.0 dBm -15.50 dB 0 04 ac04 MediumFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.269s
Before
-124.0 dBm -15.50 dB 0 04 ac04 MediumFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.246s
Before
-124.0 dBm -15.50 dB 0 04 ac04 MediumFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.223s
Before
-124.0 dBm -15.50 dB 0 04 ac04 MediumFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.202s
Before
-124.0 dBm -15.50 dB 0 04 ac04 MediumFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.180s
Before
-124.0 dBm -15.50 dB 0 04 ac04 MediumFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.158s
Before
-124.0 dBm -15.50 dB 0 04 ac04 MediumFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.137s
Before
-124.0 dBm -15.50 dB 0 04 ac04 ShortFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.113s
Before
-124.0 dBm -15.50 dB 0 04 ac04 ShortFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.088s
Before
-124.0 dBm -15.50 dB 0 04 ac04 ShortFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.066s
Before
-124.0 dBm -15.50 dB 0 04 ac04 ShortFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.043s
Before
-124.0 dBm -15.50 dB 0 04 ac04 ShortFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) -0.021s
Before
-124.0 dBm -15.50 dB 0 04 ac04 ShortFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.022s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.043s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.067s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.091s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortFast 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.115s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortTurbo 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.138s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortTurbo 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.159s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortTurbo 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.181s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortTurbo 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.202s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortTurbo 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.224s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortTurbo 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.247s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortTurbo 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.273s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortTurbo 2026-03-27 13:00:54 UTC View
TMS stationary outdoor node (TMSO) +0.297s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortTurbo 2026-03-27 13:00:55 UTC View
TMS stationary outdoor node (TMSO) +0.320s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortTurbo 2026-03-27 13:00:55 UTC View
TMS stationary outdoor node (TMSO) +0.342s
After
-124.0 dBm -15.50 dB 0 04 ac04 ShortTurbo 2026-03-27 13:00:55 UTC View
TMS stationary outdoor node (TMSO) +0.374s
After
-124.0 dBm -15.50 dB 0 04 ac04 LongFast 2026-03-27 13:00:55 UTC View
45

Total Receptions

1

Unique Gateways