Packet #18159318 Success

NODEINFO_APP packet from MeshHead 2 (MH2) to !ffffffff

45
Total Receptions
1
Unique Gateways
2
Hop Count
76
Payload Bytes
Packet Information
Database ID: 18159318
Mesh Packet ID: 0xdd045eab
Used for correlation across gateways
Timestamp: 2026-03-28 05:41:08 UTC
From Node: MeshHead 2 (MH2)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Seri Base d120 (SRB)
Channel: MediumFast
RSSI: -56 dBm
SNR: 5.5 dBm
Hop Info: 2/3 hops
Start: 3, Limit: 1
Relay Node: 10 KWBX
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: 76 bytes
Decoded: Yes
Decoded Data:
Long Name:MeshHead 2
Short Name:MH2
Node ID:!9e762930
MAC Address:8J6edikw
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:76 bytes
Gateway:!16ced120
Channel:MediumFast
Payload Type:NODEINFO_APP
Hop Count:2 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !16ced120
Node ID format
channel_id MediumFast
packet MeshPacket (76 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658543920
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 76 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -56.0 dBm
Signal strength at gateway 		int32
rx_snr 5.50 dB
Signal quality at gateway 		float
rx_time 1774676467
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 16
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774676468.7858272
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: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !16ced120
Signal Metrics: RSSI: -56.0 dBm
SNR: 5.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:76 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!9e762930", "long_name": "MeshHead 2", "short_name": "MH2", "macaddr": "8J6edikw", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!16ced120", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658543920, "to": 4294967295, "id": 3708051115, "rx_time": 1774676467, "rx_snr": 5.5, "rx_rssi": -56, "hop_limit": 1, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 16, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213965373632393330120a4d6573684865616420321a034d48322206f09e9e762930282b380142200c8f7bfb4a0af765f021b750cdb5fdbddcdf72a9c29aa8fab5a7f0a59b38ec6c4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!9e762930", "long_name": "MeshHead 2", "short_name": "MH2", "macaddr": "8J6edikw", "hw_model": "HELTEC_V3", "role": "CLIENT_MUTE", "public_key": "DI97+0oK92XwIbdQzbX9vdzfcqnCmqj6tafwpZs47Gw=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (76 bytes)
0a09213965373632393330120a4d6573684865616420321a034d48322206f09e9e762930282b380142200c8f7bfb4a0af765f021b750cdb5fdbddcdf72a9c29aa8fab5a7f0a59b38ec6c4800
Hex Analysis:
Size:76 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
Seri Base d120 (SRB) Primary 0.000s
Reference 		-56.0 dBm 5.50 dB 2 10 KWBX MediumFast 2026-03-28 05:41:08 UTC Current
Seri Base d120 (SRB) -0.311s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.284s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.260s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.230s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.206s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.186s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.166s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.142s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.119s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.096s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.073s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.052s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX MediumFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) -0.028s
Before 		-56.0 dBm 5.50 dB 2 10 KWBX MediumFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) +0.020s
After 		-56.0 dBm 5.50 dB 2 10 KWBX MediumFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) +0.043s
After 		-56.0 dBm 5.50 dB 2 10 KWBX MediumFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) +0.066s
After 		-56.0 dBm 5.50 dB 2 10 KWBX MediumFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) +0.090s
After 		-56.0 dBm 5.50 dB 2 10 KWBX MediumFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) +0.113s
After 		-56.0 dBm 5.50 dB 2 10 KWBX MediumFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) +0.133s
After 		-56.0 dBm 5.50 dB 2 10 KWBX MediumFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) +0.155s
After 		-56.0 dBm 5.50 dB 2 10 KWBX MediumFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) +0.179s
After 		-56.0 dBm 5.50 dB 2 10 KWBX MediumFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) +0.213s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortFast 2026-03-28 05:41:08 UTC View
Seri Base d120 (SRB) +0.253s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortFast 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.291s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortFast 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.316s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortFast 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.337s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortFast 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.367s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortFast 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.390s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortFast 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.413s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortFast 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.435s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortFast 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.457s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortFast 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.477s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortFast 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.498s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortTurbo 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.519s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortTurbo 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.540s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortTurbo 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.565s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortTurbo 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.588s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortTurbo 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.610s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortTurbo 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.632s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortTurbo 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.652s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortTurbo 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.673s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortTurbo 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.693s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortTurbo 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.714s
After 		-56.0 dBm 5.50 dB 2 10 KWBX ShortTurbo 2026-03-28 05:41:09 UTC View
Seri Base d120 (SRB) +0.737s
After 		-56.0 dBm 5.50 dB 2 10 KWBX LongFast 2026-03-28 05:41:09 UTC View
45

Total Receptions

1

Unique Gateways