Packet #2843248 Success

TRACEROUTE_APP packet from Vršac - Kula RPT ⛰️ (ZiVS) to MeshNik (VNik)

2
Total Receptions
2
Unique Gateways
3
Hop Count
61
Payload Bytes
Packet Information
Database ID: 2843248
Mesh Packet ID: 0x4f5cd221
Used for correlation across gateways
Timestamp: 2026-04-17 00:00:15 UTC
From Node: Vršac - Kula RPT ⛰️ (ZiVS)
To Node: MeshNik (VNik)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Knez Mihailova 🏛️ (PxKM)
Channel: Srbija
RSSI: -110 dBm
SNR: -1.5 dBm
Hop Info: 3/4 hops
Start: 4, Limit: 1
Payload Data
Protocol: TRACEROUTE_APP
Size: 61 bytes
Decoded: No
Enhanced parsing failed, using basic parsing: 'age_warning'
Decoded Data:
Route Information
Route Path: Palilulska pijaca 🥦 (MI) → Vladimirovac YU7ZMB (vdmc)
Hop Count: 1 hops
Status: In progress - last hop: Vladimirovac YU7ZMB (vdmc)
SNR Towards: -11.25 dB -4.0 dB 9.5 dB
Return Path: Vladimirovac YU7ZMB (vdmc) → !ffffffff → YT5KIZ (Cer)
SNR Back: 5.5 dB -32.0 dB 1.0 dB
Route Visualization

Loading route map...

Map shows the geographic path if nodes have shared location data.
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
Legacy traceroute data - Enhanced analysis not available
Route nodes: 2, SNR values: 3 , Return path available
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
Legacy return path data - Enhanced analysis not available
Return nodes: 3, SNR values: 3
Combined Traceroute Graph
Controls: Drag nodes to rearrange • Mouse wheel to zoom • Click and drag background to pan • Hover for details

Building graph...

Legend & Paths
Nodes
🔄 Router Node
📡 Gateway Node
🚀 Source Node
🎯 Target Node
Connections
RF Link
Gateway Connection
Direct Reception (0 hops)
Packet Paths
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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:61 bytes
Gateway:!849a6a4c
Channel:Srbija
Payload Type:TRACEROUTE_APP
Hop Count:3 / 4
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (3 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !849a6a4c
Node ID format
channel_id Srbija
packet MeshPacket (61 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1128114080
Source node ID 		uint32
to 2661337000
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 61 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -110.0 dBm
Signal strength at gateway 		int32
rx_snr -1.50 dB
Signal quality at gateway 		float
rx_time 1776384014
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack True
Acknowledgment 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 32
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1776384015.417519
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)
  • ✓ Acknowledgment requested
  • ✓ Targeted to specific node
  • ✓ Custom channel: Srbija
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Want ack: True
Gateway ID: !849a6a4c
Signal Metrics: RSSI: -110.0 dBm
SNR: -1.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:61 bytes
Decoded: No
Error:Enhanced parsing failed, using basic parsing: 'age_warning'
Complete Payload Data (JSON):
{ "route_nodes": [ 2680965237, 67692184 ], "snr_towards": [ -11.25, -4.0, 9.5 ], "route_back": [ 67692184, 4294967295, 2661329952 ], "snr_back": [ 5.5, -32.0, 1.0 ], "route_node_names": { "2661329952": "YT5KIZ (Cer)", "1128114080": "Vršac - Kula RPT ⛰️ (ZiVS)", "2661337000": "MeshNik (VNik)", "2680965237": "Palilulska pijaca 🥦 (MI)", "67692184": "Vladimirovac YU7ZMB (vdmc)", "4294967295": "!ffffffff" } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!849a6a4c", "channel_id": "Srbija", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1128114080, "to": 2661337000, "id": 1331483169, "rx_time": 1776384014, "rx_snr": -1.5, "rx_rssi": -110, "hop_limit": 1, "hop_start": 4, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 32, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a087548cc9f98e608041215d3ffffffffffffffff01f0ffffffffffffffff01261a0c98e60804ffffffff20aca09e220c1680ffffffffffffffff0104", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 2680965237, 67692184 ], "snr_towards": [ -45, -16, 38 ], "route_back": [ 67692184, 4294967295, 2661329952 ], "snr_back": [ 22, -128, 4 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (61 bytes)
0a087548cc9f98e608041215d3ffffffffffffffff01f0ffffffffffffffff01261a0c98e60804ffffffff20aca09e220c1680ffffffffffffffff0104
Hex Analysis:
Size:61 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
Knez Mihailova 🏛️ (PxKM) Primary 0.000s
Reference 		-110.0 dBm -1.50 dB 3 Srbija 2026-04-17 00:00:15 UTC Current
Paxy (7eac) -1.643s
Before 		-119.0 dBm -8.00 dB 2 Srbija 2026-04-17 00:00:13 UTC View
2

Total Receptions

2

Unique Gateways