Packet #19973928 Success

TRACEROUTE_APP packet from Yangel 838 (YNG) to 900M30S_G.Impact_Test (PZDC)

2
Total Receptions
2
Unique Gateways
1
Hop Count
46
Payload Bytes
Packet Information
Database ID: 19973928
Mesh Packet ID: 0x3a8133af
Used for correlation across gateways
Timestamp: 2026-07-27 20:42:30 UTC
From Node: Yangel 838 (YNG)
To Node: 900M30S_G.Impact_Test (PZDC)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Tsaritsyno_KB_V_868 (KBV8)
Channel: MediumFast
RSSI: -98 dBm
SNR: 2.0 dBm
Hop Info: 1/3 hops
Start: 3, Limit: 2
Payload Data
Protocol: TRACEROUTE_APP
Size: 46 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: Meshtastic 5b4c (5b4c)
Hop Count: 0 hops
Status: Forward incomplete, Return in progress
SNR Towards: -13.25 dB -0.25 dB
Return Path: Meshtastic 5b4c (5b4c)
SNR Back: -7.25 dB
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 900M30S_G.Impact_Test (PZDC) Meshtastic 5b4c (5b4c) 2.75 km -13.25 dB Origin Hops
2 Meshtastic 5b4c (5b4c) Yangel 838 (YNG) 6.59 km -0.25 dB Relay Hops
Traceroute incomplete - Final destination not reached
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Yangel 838 (YNG) Meshtastic 5b4c (5b4c) 6.59 km -7.25 dB Return Start Hops
Total Forward Distance
9.34 km
Total Return Distance
6.59 km
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
Loading paths...
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:46 bytes
Gateway:!9eeb22ac
Channel:MediumFast
Payload Type:TRACEROUTE_APP
Hop Count:1 / 3
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 (1 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9eeb22ac
Node ID format
channel_id MediumFast
packet MeshPacket (46 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3679956788
Source node ID 		uint32
to 2413480656
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 46 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 -98.0 dBm
Signal strength at gateway 		int32
rx_snr 2.00 dB
Signal quality at gateway 		float
rx_time 1785174149
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 76
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1785174150.4638088
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: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Want ack: True
Gateway ID: !9eeb22ac
Signal Metrics: RSSI: -98.0 dBm
SNR: 2.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:46 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 181099340 ], "snr_towards": [ -13.25, -0.25 ], "route_back": [ 181099340 ], "snr_back": [ -7.25 ], "route_node_names": { "2413480656": "900M30S_G.Impact_Test (PZDC)", "181099340": "Meshtastic 5b4c (5b4c)", "3679956788": "Yangel 838 (YNG)" }, "traceroute_packet": { "packet_data": { "id": 19973928, "timestamp": 1785174150.4638088, "from_node_id": 3679956788, "to_node_id": 2413480656, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!9eeb22ac", "channel_id": "MediumFast", "mesh_packet_id": 981545903, "rssi": -98, "snr": 2.0, "hop_limit": 2, "hop_start": 3, "payload_length": 46, "processed_successfully": 1, "raw_payload": "0a044c5bcb0a1214cbffffffffffffffff01ffffffffffffffffff011a044c5bcb0a220ae3ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1785174149, "pki_encrypted": 0, "next_hop": 0, "relay_node": 76, "tx_after": 0, "timestamp_str": "2026-07-27 20:42:30", "hop_count": 1, "has_payload": true, "success": 1, "from_node_name": "Yangel 838 (YNG)", "to_node_name": "900M30S_G.Impact_Test (PZDC)", "gateway_name": "Tsaritsyno_KB_V_868 (KBV8)", "gateway_location": { "node_id": 2666209964, "latitude": 55.6277, "longitude": 37.6425, "altitude": 200, "timestamp": 1785160455.4400344, "timestamp_str": "2026-07-27 16:54:15", "display_name": "Tsaritsyno_KB_V_868", "long_name": "Tsaritsyno_KB_V_868", "short_name": "KBV8", "hw_model": "HELTEC_V3" } }, "resolve_names": true, "packet_id": 19973928, "from_node_id": 3679956788, "to_node_id": 2413480656, "timestamp": 1785174150.4638088, "gateway_id": "!9eeb22ac", "raw_payload": "0a044c5bcb0a1214cbffffffffffffffff01ffffffffffffffffff011a044c5bcb0a220ae3ffffffffffffffff01", "hop_limit": 2, "hop_start": 3, "from_node_name": "Yangel 838 (YNG)", "to_node_name": "900M30S_G.Impact_Test (PZDC)", "route_data": { "route_nodes": [ 181099340 ], "snr_towards": [ -13.25, -0.25 ], "route_back": [ 181099340 ], "snr_back": [ -7.25 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 2413480656, 181099340, 3679956788 ], "node_names": [ "900M30S_G.Impact_Test (PZDC)", "Meshtastic 5b4c (5b4c)", "Yangel 838 (YNG)" ], "snr_values": [ -13.25, -0.25 ], "hops": [ { "hop_number": 1, "from_node_id": 2413480656, "to_node_id": 181099340, "from_node_name": "900M30S_G.Impact_Test (PZDC)", "to_node_name": "Meshtastic 5b4c (5b4c)", "snr": -13.25, "direction": "forward", "is_target_hop": false, "distance_meters": 2750.274398339922, "from_location_timestamp": 1785159849.2085605, "to_location_timestamp": 1785177773.044707, "from_location_age_warning": "from 4.0h ago", "to_location_age_warning": "from 1.0h later" }, { "hop_number": 2, "from_node_id": 181099340, "to_node_id": 3679956788, "from_node_name": "Meshtastic 5b4c (5b4c)", "to_node_name": "Yangel 838 (YNG)", "snr": -0.25, "direction": "forward", "is_target_hop": false, "distance_meters": 6587.182713588693, "from_location_timestamp": 1785177773.044707, "to_location_timestamp": 1785170681.4277287, "from_location_age_warning": "from 1.0h later", "to_location_age_warning": "from 1.0h ago" } ], "is_complete": false, "total_hops": 2 }, "return_path": { "path_type": "return", "node_ids": [ 3679956788, 181099340 ], "node_names": [ "Yangel 838 (YNG)", "Meshtastic 5b4c (5b4c)" ], "snr_values": [ -7.25 ], "hops": [ { "hop_number": 1, "from_node_id": 3679956788, "to_node_id": 181099340, "from_node_name": "Yangel 838 (YNG)", "to_node_name": "Meshtastic 5b4c (5b4c)", "snr": -7.25, "direction": "return", "is_target_hop": false, "distance_meters": 6587.182713588693, "from_location_timestamp": 1785170681.4277287, "to_location_timestamp": 1785177773.044707, "from_location_age_warning": "from 1.0h ago", "to_location_age_warning": "from 1.0h later" } ], "is_complete": false, "total_hops": 1 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 2413480656, 181099340, 3679956788 ], "node_names": [ "900M30S_G.Impact_Test (PZDC)", "Meshtastic 5b4c (5b4c)", "Yangel 838 (YNG)" ], "snr_values": [ -13.25, -0.25, -7.25 ], "hops": [ { "hop_number": 1, "from_node_id": 2413480656, "to_node_id": 181099340, "from_node_name": "900M30S_G.Impact_Test (PZDC)", "to_node_name": "Meshtastic 5b4c (5b4c)", "snr": -13.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 2750.274398339922, "from_location_timestamp": 1785159849.2085605, "to_location_timestamp": 1785177773.044707, "from_location_age_warning": "from 4.0h ago", "to_location_age_warning": "from 1.0h later" }, { "hop_number": 2, "from_node_id": 181099340, "to_node_id": 3679956788, "from_node_name": "Meshtastic 5b4c (5b4c)", "to_node_name": "Yangel 838 (YNG)", "snr": -0.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 6587.182713588693, "from_location_timestamp": 1785177773.044707, "to_location_timestamp": 1785170681.4277287, "from_location_age_warning": "from 1.0h later", "to_location_age_warning": "from 1.0h ago" }, { "hop_number": 3, "from_node_id": 3679956788, "to_node_id": 181099340, "from_node_name": "Yangel 838 (YNG)", "to_node_name": "Meshtastic 5b4c (5b4c)", "snr": -7.25, "direction": "return_rf", "is_target_hop": false, "distance_meters": 6587.182713588693, "from_location_timestamp": 1785170681.4277287, "to_location_timestamp": 1785177773.044707, "from_location_age_warning": "from 1.0h ago", "to_location_age_warning": "from 1.0h later" } ], "is_complete": false, "total_hops": 3 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "900M30S_G.Impact_Test (PZDC) → Meshtastic 5b4c (5b4c) → Yangel 838 (YNG)", "return_path_display": "Yangel 838 (YNG) → Meshtastic 5b4c (5b4c)", "actual_rf_path_display": "900M30S_G.Impact_Test (PZDC) → Meshtastic 5b4c (5b4c) → Yangel 838 (YNG)", "forward_hops": [ { "hop_number": 1, "from_node_id": 2413480656, "to_node_id": 181099340, "from_node_name": "900M30S_G.Impact_Test (PZDC)", "to_node_name": "Meshtastic 5b4c (5b4c)", "snr": -13.25, "direction": "forward", "is_target_hop": false, "distance_meters": 2750.274398339922, "from_location_timestamp": 1785159849.2085605, "to_location_timestamp": 1785177773.044707, "from_location_age_warning": "from 4.0h ago", "to_location_age_warning": "from 1.0h later" }, { "hop_number": 2, "from_node_id": 181099340, "to_node_id": 3679956788, "from_node_name": "Meshtastic 5b4c (5b4c)", "to_node_name": "Yangel 838 (YNG)", "snr": -0.25, "direction": "forward", "is_target_hop": false, "distance_meters": 6587.182713588693, "from_location_timestamp": 1785177773.044707, "to_location_timestamp": 1785170681.4277287, "from_location_age_warning": "from 1.0h later", "to_location_age_warning": "from 1.0h ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 3679956788, "to_node_id": 181099340, "from_node_name": "Yangel 838 (YNG)", "to_node_name": "Meshtastic 5b4c (5b4c)", "snr": -7.25, "direction": "return", "is_target_hop": false, "distance_meters": 6587.182713588693, "from_location_timestamp": 1785170681.4277287, "to_location_timestamp": 1785177773.044707, "from_location_age_warning": "from 1.0h ago", "to_location_age_warning": "from 1.0h later" } ], "total_forward_distance": 9337.457111928616, "total_return_distance": 6587.182713588693 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9eeb22ac", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3679956788, "to": 2413480656, "id": 981545903, "rx_time": 1785174149, "rx_snr": 2.0, "rx_rssi": -98, "hop_limit": 2, "hop_start": 3, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 76, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a044c5bcb0a1214cbffffffffffffffff01ffffffffffffffffff011a044c5bcb0a220ae3ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 181099340 ], "snr_towards": [ -53, -1 ], "route_back": [ 181099340 ], "snr_back": [ -29 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (46 bytes)
0a044c5bcb0a1214cbffffffffffffffff01ffffffffffffffffff011a044c5bcb0a220ae3ffffffffffffffff01
Hex Analysis:
Size:46 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
Tsaritsyno_KB_V_868 (KBV8) Primary 0.000s
Reference 		-98.0 dBm 2.00 dB 1 MediumFast 2026-07-27 20:42:30 Current
Tsaritsyno_KB_U_868 (KBU8) +1.511s
After 		-30.0 dBm 11.25 dB 3 MediumFast 2026-07-27 20:42:31 View
2

Total Receptions

2

Unique Gateways