Packet #18209299 Success

NODEINFO_APP packet from MeshHead 2 (MH2) to !ffffffff

45
Total Receptions
1
Unique Gateways
1
Hop Count
76
Payload Bytes
Packet Information
Database ID: 18209299
Mesh Packet ID: 0x258f6aac
Used for correlation across gateways
Timestamp: 2026-03-28 08:41:11 UTC
From Node: MeshHead 2 (MH2)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Seri Base d120 (SRB)
Channel: LongFast
RSSI: -108 dBm
SNR: -8.5 dBm
Hop Info: 1/3 hops
Start: 3, Limit: 2
Relay Node: 05 ee05
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:LongFast
Payload Type:NODEINFO_APP
Hop Count:1 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !16ced120
Node ID format
channel_id LongFast
Default public channel
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 2
Remaining hops allowed 		uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi -108.0 dBm
Signal strength at gateway 		int32
rx_snr -8.50 dB
Signal quality at gateway 		float
rx_time 1774687271
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 5
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774687271.8824656
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)
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !16ced120
Signal Metrics: RSSI: -108.0 dBm
SNR: -8.50 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": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658543920, "to": 4294967295, "id": 630155948, "rx_time": 1774687271, "rx_snr": -8.5, "rx_rssi": -108, "hop_limit": 2, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 5, "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 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:11 UTC Current
Seri Base d120 (SRB) +0.026s
After 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:11 UTC View
Seri Base d120 (SRB) +0.050s
After 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:11 UTC View
Seri Base d120 (SRB) +0.073s
After 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:11 UTC View
Seri Base d120 (SRB) +0.097s
After 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:11 UTC View
Seri Base d120 (SRB) +0.119s
After 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.140s
After 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.162s
After 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.183s
After 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.206s
After 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.230s
After 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.254s
After 		-108.0 dBm -8.50 dB 1 05 ee05 MediumFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.278s
After 		-108.0 dBm -8.50 dB 1 05 ee05 MediumFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.301s
After 		-108.0 dBm -8.50 dB 1 05 ee05 MediumFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.322s
After 		-108.0 dBm -8.50 dB 1 05 ee05 MediumFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.343s
After 		-108.0 dBm -8.50 dB 1 05 ee05 MediumFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.364s
After 		-108.0 dBm -8.50 dB 1 05 ee05 MediumFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.387s
After 		-108.0 dBm -8.50 dB 1 05 ee05 MediumFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.411s
After 		-108.0 dBm -8.50 dB 1 05 ee05 MediumFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.435s
After 		-108.0 dBm -8.50 dB 1 05 ee05 MediumFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.458s
After 		-108.0 dBm -8.50 dB 1 05 ee05 MediumFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.481s
After 		-108.0 dBm -8.50 dB 1 05 ee05 MediumFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.502s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.524s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.544s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.567s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.592s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.615s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.639s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.661s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.683s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.705s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.726s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortFast 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.749s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortTurbo 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.773s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortTurbo 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.797s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortTurbo 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.821s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortTurbo 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.843s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortTurbo 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.865s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortTurbo 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.887s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortTurbo 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.908s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortTurbo 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.931s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortTurbo 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.955s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortTurbo 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +0.979s
After 		-108.0 dBm -8.50 dB 1 05 ee05 ShortTurbo 2026-03-28 08:41:12 UTC View
Seri Base d120 (SRB) +1.003s
After 		-108.0 dBm -8.50 dB 1 05 ee05 LongFast 2026-03-28 08:41:12 UTC View
45

Total Receptions

1

Unique Gateways