Packet #687663 Success

NODEINFO_APP packet from Meshtastic 540b (540b) to !ffffffff

5
Total Receptions
5
Unique Gateways
7
Hop Count
80
Payload Bytes
Packet Information
Database ID: 687663
Mesh Packet ID: 0xce869f9a
Used for correlation across gateways
Timestamp: 2026-03-31 10:43:36 UTC
From Node: Meshtastic 540b (540b)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Meshtastic 540b (540b)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 7/7 hops
Start: 7, Limit: 0
Relay Node: 0b 540b
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 540b
Short Name:540b
Node ID:!afba540b
MAC Address:xHSvulQL
Hardware:HELTEC_MESH_NODE_T114
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:!afba540b
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:7 / 7
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
+ 2 more...
MQTT ServiceEnvelope Fields

FieldValue
gateway_id !afba540b
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (80 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 2948224011
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum NODEINFO_APP
NODEINFO_APP 		enum
decoded.payload_length 80 bytes size
hop_limit Not set uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 7
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1774953807
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority BACKGROUND
Packet priority level 		enum
delayed Not set enum
channel 8
Channel index 		uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 11
Relay node ID 		uint32
tx_after Not set uint32
timestamp Not set 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 (7 hops)
MQTT-Specific Fields
Gateway ID: !afba540b
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": "!afba540b", "long_name": "Meshtastic 540b", "short_name": "540b", "macaddr": "xHSvulQL", "hw_model": "HELTEC_MESH_NODE_T114" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 2948224011, "to": 4294967295, "channel": 8, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhYWZiYTU0MGISD01lc2h0YXN0aWMgNTQwYhoENTQwYiIGxHSvulQLKEVCIBe4BJv5c9EdwraeyH6DfrV3mO3GTTusHqhvWQwOl00cSAA=", "bitfield": 1 }, "id": 3464929178, "rx_time": 1774953807, "priority": "BACKGROUND", "hop_start": 7, "relay_node": 11 }, "channel_id": "LongFast", "gateway_id": "!afba540b" }, "mesh_packet": { "from": 2948224011, "to": 4294967295, "channel": 8, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhYWZiYTU0MGISD01lc2h0YXN0aWMgNTQwYhoENTQwYiIGxHSvulQLKEVCIBe4BJv5c9EdwraeyH6DfrV3mO3GTTusHqhvWQwOl00cSAA=", "bitfield": 1, "parsed_payload": { "id": "!afba540b", "long_name": "Meshtastic 540b", "short_name": "540b", "macaddr": "xHSvulQL", "hw_model": "HELTEC_MESH_NODE_T114", "public_key": "F7gEm/lz0R3Ctp7IfoN+tXeY7cZNO6weqG9ZDA6XTRw=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } }, "id": 3464929178, "rx_time": 1774953807, "priority": "BACKGROUND", "hop_start": 7, "relay_node": 11 } }
Raw Packet Data (80 bytes)
0a09216166626135343062120f4d65736874617374696320353430621a04353430622206c474afba540b2845422017b8049bf973d11dc2b69ec87e837eb57798edc64d3bac1ea86f590c0e974d1c4800
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 Relay Channel Timestamp Actions
Meshtastic 540b (540b) Primary 0.000s
Reference 		Unknown Unknown 7 0b 540b LongFast 2026-03-31 10:43:36 UTC Current
7 hops Gateways that received this packet after 7 hops
VA7YA Meshtastic Home (vaya) +7.921s
After 		-79.0 dBm 3.00 dB 7 10 LongFast 2026-03-31 10:43:43 UTC View
Meshtastic 52e5 (52e5) +1.773s
After 		-37.0 dBm 6.00 dB 7 0b 540b LongFast 2026-03-31 10:43:37 UTC View
Israphel NG (IsrC) +11.855s
After 		-85.0 dBm 0.75 dB 7 e4 vaya LongFast 2026-03-31 10:43:47 UTC View
GunWest (Pepe) +12.231s
After 		-103.0 dBm 3.75 dB 7 e4 vaya LongFast 2026-03-31 10:43:48 UTC View
5

Total Receptions

5

Unique Gateways