Packet #12291239 Success

TRACEROUTE_APP packet from EA4LS/P (4LSP) to EA4LS QTH (4LS1)

9
Total Receptions
9
Unique Gateways
3
Hop Count
37
Payload Bytes
Packet Information
Database ID: 12291239
Mesh Packet ID: 0xadfec4f9
Used for correlation across gateways
Timestamp: 2025-09-26 17:18:39 UTC
From Node: EA4LS/P (4LSP)
To Node: EA4LS QTH (4LS1)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: SkG@Home 📡🌐 (SkGH)
Channel: MediumSlow
RSSI: -124 dBm
SNR: -14.75 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Payload Data
Protocol: TRACEROUTE_APP
Size: 37 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: Sierra norte Madrid ⛰️🗼🌞 (SNM) → [TLG] 📡🌐🔋🔌 (tlg0) → Zona Alta Rivas Vaciamadrid 📡 (Raq1)
Hop Count: 2 hops
Status: Incomplete - Final destination not reached
SNR Towards: 3.5 dB -4.75 dB -12.0 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
1 EA4LS/P (4LSP) Sierra norte Madrid ⛰️🗼🌞 (SNM) 15.40 km 3.5 dB Origin Hops
2 Sierra norte Madrid ⛰️🗼🌞 (SNM) [TLG] 📡🌐🔋🔌 (tlg0) 41.71 km -4.75 dB Relay Hops
3 [TLG] 📡🌐🔋🔌 (tlg0) Zona Alta Rivas Vaciamadrid 📡 (Raq1) 10.08 km -12.0 dB Relay Hops
Traceroute incomplete - Final destination not reached
Total Forward Distance
67.18 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:37 bytes
Gateway:!405d4a44
Channel:MediumSlow
Payload Type:TRACEROUTE_APP
Hop Count:3 / 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 (3 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !405d4a44
Node ID format
channel_id MediumSlow
packet MeshPacket (37 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3127565912
Source node ID 		uint32
to 3127200688
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 37 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -124.0 dBm
Signal strength at gateway 		int32
rx_snr -14.75 dB
Signal quality at gateway 		float
rx_time 1758907118
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 164
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1758907119.8036096
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: MediumSlow
  • ✓ 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: !405d4a44
Signal Metrics: RSSI: -124.0 dBm
SNR: -14.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:37 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 1129719940, 3663956516, 3677054628 ], "snr_towards": [ 3.5, -4.75, -12.0 ], "route_back": [], "snr_back": [], "route_node_names": { "3677054628": "Zona Alta Rivas Vaciamadrid 📡 (Raq1)", "1129719940": "Sierra norte Madrid ⛰️🗼🌞 (SNM)", "3663956516": "[TLG] 📡🌐🔋🔌 (tlg0)", "3127200688": "EA4LS QTH (4LS1)", "3127565912": "EA4LS/P (4LSP)" }, "traceroute_packet": { "packet_data": { "id": 12291239, "timestamp": 1758907119.8036096, "from_node_id": 3127565912, "to_node_id": 3127200688, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!405d4a44", "channel_id": "MediumSlow", "mesh_packet_id": 2919154937, "rssi": -124, "snr": -14.75, "hop_limit": 0, "hop_start": 3, "payload_length": 37, "processed_successfully": 1, "raw_payload": "0a0c84285643248a63daa4662bdb12150eedffffffffffffffff01d0ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1758907118, "pki_encrypted": 0, "next_hop": 0, "relay_node": 164, "tx_after": 0, "timestamp_str": "2025-09-26 17:18:39", "hop_count": 3, "has_payload": true, "success": 1, "from_node_name": "EA4LS/P (4LSP)", "to_node_name": "EA4LS QTH (4LS1)", "gateway_name": "SkG@Home 📡🌐 (SkGH)", "gateway_location": { "node_id": 1079855684, "latitude": 40.3439616, "longitude": -3.801088, "altitude": 740, "timestamp": 1759959298.9293988, "timestamp_str": "2025-10-08 21:34:58", "display_name": "SkG@Home 📡🌐", "long_name": "SkG@Home 📡🌐", "short_name": "SkGH", "hw_model": "DIY_V1" } }, "resolve_names": true, "packet_id": 12291239, "from_node_id": 3127565912, "to_node_id": 3127200688, "timestamp": 1758907119.8036096, "gateway_id": "!405d4a44", "raw_payload": "0a0c84285643248a63daa4662bdb12150eedffffffffffffffff01d0ffffffffffffffff01", "hop_limit": 0, "hop_start": 3, "from_node_name": "EA4LS/P (4LSP)", "to_node_name": "!ba654bb0", "route_data": { "route_nodes": [ 1129719940, 3663956516, 3677054628 ], "snr_towards": [ 3.5, -4.75, -12.0 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 3127565912, 1129719940, 3663956516, 3677054628 ], "node_names": [ "EA4LS/P (4LSP)", "Sierra norte Madrid ⛰️🗼🌞 (SNM)", "[TLG] 📡🌐🔋🔌 (tlg0)", "Zona Alta Rivas Vaciamadrid 📡 (Raq1)" ], "snr_values": [ 3.5, -4.75, -12.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3127565912, "to_node_id": 1129719940, "from_node_name": "EA4LS/P (4LSP)", "to_node_name": "Sierra norte Madrid ⛰️🗼🌞 (SNM)", "snr": 3.5, "direction": "forward", "is_target_hop": false, "distance_meters": 15397.357115605973, "from_location_timestamp": 1758907114.4372056, "to_location_timestamp": 1758867278.1536717, "from_location_age_warning": "from 0.0h ago", "to_location_age_warning": "from 11.1h ago" }, { "hop_number": 2, "from_node_id": 1129719940, "to_node_id": 3663956516, "from_node_name": "Sierra norte Madrid ⛰️🗼🌞 (SNM)", "to_node_name": "[TLG] 📡🌐🔋🔌 (tlg0)", "snr": -4.75, "direction": "forward", "is_target_hop": false, "distance_meters": 41708.92164895165, "from_location_timestamp": 1758867278.1536717, "to_location_timestamp": 1758867229.9296033, "from_location_age_warning": "from 11.1h ago", "to_location_age_warning": "from 11.1h ago" }, { "hop_number": 3, "from_node_id": 3663956516, "to_node_id": 3677054628, "from_node_name": "[TLG] 📡🌐🔋🔌 (tlg0)", "to_node_name": "Zona Alta Rivas Vaciamadrid 📡 (Raq1)", "snr": -12.0, "direction": "forward", "is_target_hop": false, "distance_meters": 10076.860932674997, "from_location_timestamp": 1758867229.9296033, "to_location_timestamp": 1758885655.6739893, "from_location_age_warning": "from 11.1h ago", "to_location_age_warning": "from 6.0h ago" } ], "is_complete": false, "total_hops": 3 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 3127565912, 1129719940, 3663956516, 3677054628 ], "node_names": [ "EA4LS/P (4LSP)", "Sierra norte Madrid ⛰️🗼🌞 (SNM)", "[TLG] 📡🌐🔋🔌 (tlg0)", "Zona Alta Rivas Vaciamadrid 📡 (Raq1)" ], "snr_values": [ 3.5, -4.75, -12.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3127565912, "to_node_id": 1129719940, "from_node_name": "EA4LS/P (4LSP)", "to_node_name": "Sierra norte Madrid ⛰️🗼🌞 (SNM)", "snr": 3.5, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 15397.357115605973, "from_location_timestamp": 1758907114.4372056, "to_location_timestamp": 1758867278.1536717, "from_location_age_warning": "from 0.0h ago", "to_location_age_warning": "from 11.1h ago" }, { "hop_number": 2, "from_node_id": 1129719940, "to_node_id": 3663956516, "from_node_name": "Sierra norte Madrid ⛰️🗼🌞 (SNM)", "to_node_name": "[TLG] 📡🌐🔋🔌 (tlg0)", "snr": -4.75, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 41708.92164895165, "from_location_timestamp": 1758867278.1536717, "to_location_timestamp": 1758867229.9296033, "from_location_age_warning": "from 11.1h ago", "to_location_age_warning": "from 11.1h ago" }, { "hop_number": 3, "from_node_id": 3663956516, "to_node_id": 3677054628, "from_node_name": "[TLG] 📡🌐🔋🔌 (tlg0)", "to_node_name": "Zona Alta Rivas Vaciamadrid 📡 (Raq1)", "snr": -12.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 10076.860932674997, "from_location_timestamp": 1758867229.9296033, "to_location_timestamp": 1758885655.6739893, "from_location_age_warning": "from 11.1h ago", "to_location_age_warning": "from 6.0h ago" } ], "is_complete": false, "total_hops": 3 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "EA4LS/P (4LSP) → Sierra norte Madrid ⛰️🗼🌞 (SNM) → [TLG] 📡🌐🔋🔌 (tlg0) → Zona Alta Rivas Vaciamadrid 📡 (Raq1)", "return_path_display": null, "actual_rf_path_display": "EA4LS/P (4LSP) → Sierra norte Madrid ⛰️🗼🌞 (SNM) → [TLG] 📡🌐🔋🔌 (tlg0) → Zona Alta Rivas Vaciamadrid 📡 (Raq1)", "forward_hops": [ { "hop_number": 1, "from_node_id": 3127565912, "to_node_id": 1129719940, "from_node_name": "EA4LS/P (4LSP)", "to_node_name": "Sierra norte Madrid ⛰️🗼🌞 (SNM)", "snr": 3.5, "direction": "forward", "is_target_hop": false, "distance_meters": 15397.357115605973, "from_location_timestamp": 1758907114.4372056, "to_location_timestamp": 1758867278.1536717, "from_location_age_warning": "from 0.0h ago", "to_location_age_warning": "from 11.1h ago" }, { "hop_number": 2, "from_node_id": 1129719940, "to_node_id": 3663956516, "from_node_name": "Sierra norte Madrid ⛰️🗼🌞 (SNM)", "to_node_name": "[TLG] 📡🌐🔋🔌 (tlg0)", "snr": -4.75, "direction": "forward", "is_target_hop": false, "distance_meters": 41708.92164895165, "from_location_timestamp": 1758867278.1536717, "to_location_timestamp": 1758867229.9296033, "from_location_age_warning": "from 11.1h ago", "to_location_age_warning": "from 11.1h ago" }, { "hop_number": 3, "from_node_id": 3663956516, "to_node_id": 3677054628, "from_node_name": "[TLG] 📡🌐🔋🔌 (tlg0)", "to_node_name": "Zona Alta Rivas Vaciamadrid 📡 (Raq1)", "snr": -12.0, "direction": "forward", "is_target_hop": false, "distance_meters": 10076.860932674997, "from_location_timestamp": 1758867229.9296033, "to_location_timestamp": 1758885655.6739893, "from_location_age_warning": "from 11.1h ago", "to_location_age_warning": "from 6.0h ago" } ], "return_hops": [], "total_forward_distance": 67183.13969723262, "total_return_distance": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!405d4a44", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3127565912, "to": 3127200688, "id": 2919154937, "rx_time": 1758907118, "rx_snr": -14.75, "rx_rssi": -124, "hop_limit": 0, "hop_start": 3, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 164, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0c84285643248a63daa4662bdb12150eedffffffffffffffff01d0ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 1129719940, 3663956516, 3677054628 ], "snr_towards": [ 14, -19, -48 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (37 bytes)
0a0c84285643248a63daa4662bdb12150eedffffffffffffffff01d0ffffffffffffffff01
Hex Analysis:
Size:37 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
SkG@Home 📡🌐 (SkGH) Primary 0.000s
Reference 		-124.0 dBm -14.75 dB 3 MediumSlow 2025-09-26 17:18:39 Current
Venturada2🗼🌐☀️ (Vb2) -12.214s
Before 		-92.0 dBm 5.50 dB 0 MediumSlow 2025-09-26 17:18:27 View
[TLG] 📡🌐🔋🔌 (tlg0) -10.985s
Before 		-111.0 dBm -4.75 dB 1 MediumSlow 2025-09-26 17:18:28 View
GRN1-Base🗼🌐 (GRN1) -9.066s
Before 		-100.0 dBm -3.75 dB 1 MediumSlow 2025-09-26 17:18:30 View
Mec Rocket Meco (MRM) -3.969s
Before 		-107.0 dBm -4.50 dB 2 MediumSlow 2025-09-26 17:18:35 View
Alma Tracker (AGPS) -0.811s
Before 		-104.0 dBm -15.25 dB 2 MediumSlow 2025-09-26 17:18:38 View
Monolito (MoN) +1.337s
After 		-76.0 dBm 8.75 dB 3 MediumSlow 2025-09-26 17:18:41 View
Wis 7d99 (7d99) +1.432s
After 		-38.0 dBm 8.00 dB 3 MediumSlow 2025-09-26 17:18:41 View
TO_Cala_Base2🗼🌐☀️ (33C8) +4.322s
After 		-82.0 dBm 6.00 dB 2 MediumSlow 2025-09-26 17:18:44 View
9

Total Receptions

9

Unique Gateways