Packet #2175283 Success

TRACEROUTE_APP packet from Meshtastic 4a50 (4a50) to KutreTec 7e27 (Ke27)

15
Total Receptions
14
Unique Gateways
1
Hop Count
18
Payload Bytes
Packet Information
Database ID: 2175283
Mesh Packet ID: 0x431f40a1
Used for correlation across gateways
Timestamp: 2025-06-28 21:33:47 UTC
From Node: Meshtastic 4a50 (4a50)
To Node: KutreTec 7e27 (Ke27)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Meshtastic c498📡🌐 (C498)
Channel: LongFast
RSSI: -125 dBm
SNR: -18.5 dBm
Hop Info: 1/4 hops
Start: 4, Limit: 3
Payload Data
Protocol: TRACEROUTE_APP
Size: 18 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: Sierra norte Madrid ⛰️ (SNM)
Hop Count: 0 hops
Status: Incomplete - Final destination not reached
SNR Towards: -11.25 dB
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Meshtastic 4a50 (4a50) Sierra norte Madrid ⛰️ (SNM) 28.75 km -11.25 dB Origin Hops
Traceroute incomplete - Final destination not reached
Total Forward Distance
28.75 km
Combined Traceroute Graph
Controls: Drag nodes to rearrange • Mouse wheel to zoom • Click and drag background to pan • Hover for details

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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:18 bytes
Gateway:!7c5ac498
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:1 / 4
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 2 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !7c5ac498
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (18 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1471040080
Source node ID 		uint32
to 1262059047
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 18 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi -125.0 dBm
Signal strength at gateway 		int32
rx_snr -18.50 dB
Signal quality at gateway 		float
rx_time 1751146426
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 Not set uint32
tx_after Not set uint32
timestamp 1751146427.1328363
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
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ 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
Want ack: True
Gateway ID: !7c5ac498
Signal Metrics: RSSI: -125.0 dBm
SNR: -18.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:18 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 1129719940 ], "snr_towards": [ -11.25 ], "route_back": [], "snr_back": [], "route_node_names": { "1471040080": "Meshtastic 4a50 (4a50)", "1129719940": "Sierra norte Madrid ⛰️ (SNM)", "1262059047": "KutreTec 7e27 (Ke27)" }, "traceroute_packet": { "packet_data": { "id": 2175283, "timestamp": 1751146427.1328363, "from_node_id": 1471040080, "to_node_id": 1262059047, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!7c5ac498", "channel_id": "LongFast", "mesh_packet_id": 1126121633, "rssi": -125, "snr": -18.5, "hop_limit": 3, "hop_start": 4, "payload_length": 18, "processed_successfully": 1, "raw_payload": "0a0484285643120ad3ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1751146426, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "timestamp_str": "2025-06-28 21:33:47", "hop_count": 1, "has_payload": true, "success": 1, "from_node_name": "Meshtastic 4a50 (4a50)", "to_node_name": "KutreTec 7e27 (Ke27)", "gateway_name": "Meshtastic c498📡🌐 (C498)", "gateway_location": { "node_id": 2086323352, "latitude": 40.33255, "longitude": -3.71885, "altitude": 16, "timestamp": 1752842111.645325, "timestamp_str": "2025-07-18 12:35:11", "display_name": "Meshtastic c498📡🌐", "long_name": "Meshtastic c498📡🌐", "short_name": "C498", "hw_model": "HELTEC_WSL_V3" } }, "resolve_names": true, "packet_id": 2175283, "from_node_id": 1471040080, "to_node_id": 1262059047, "timestamp": 1751146427.1328363, "gateway_id": "!7c5ac498", "raw_payload": "0a0484285643120ad3ffffffffffffffff01", "hop_limit": 3, "hop_start": 4, "from_node_name": "Meshtastic 4a50 (4a50)", "to_node_name": "!4b397e27", "route_data": { "route_nodes": [ 1129719940 ], "snr_towards": [ -11.25 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 1471040080, 1129719940 ], "node_names": [ "Meshtastic 4a50 (4a50)", "Sierra norte Madrid ⛰️ (SNM)" ], "snr_values": [ -11.25 ], "hops": [ { "hop_number": 1, "from_node_id": 1471040080, "to_node_id": 1129719940, "from_node_name": "Meshtastic 4a50 (4a50)", "to_node_name": "Sierra norte Madrid ⛰️ (SNM)", "snr": -11.25, "direction": "forward", "is_target_hop": false, "distance_meters": 28754.63087705918, "from_location_timestamp": 1751144740.3148088, "to_location_timestamp": 1751138561.5377734, "from_location_age_warning": "from 0.5h ago", "to_location_age_warning": "from 2.2h ago" } ], "is_complete": false, "total_hops": 1 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 1471040080, 1129719940 ], "node_names": [ "Meshtastic 4a50 (4a50)", "Sierra norte Madrid ⛰️ (SNM)" ], "snr_values": [ -11.25 ], "hops": [ { "hop_number": 1, "from_node_id": 1471040080, "to_node_id": 1129719940, "from_node_name": "Meshtastic 4a50 (4a50)", "to_node_name": "Sierra norte Madrid ⛰️ (SNM)", "snr": -11.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 28754.63087705918, "from_location_timestamp": 1751144740.3148088, "to_location_timestamp": 1751138561.5377734, "from_location_age_warning": "from 0.5h ago", "to_location_age_warning": "from 2.2h ago" } ], "is_complete": false, "total_hops": 1 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "Meshtastic 4a50 (4a50) → Sierra norte Madrid ⛰️ (SNM)", "return_path_display": null, "actual_rf_path_display": "Meshtastic 4a50 (4a50) → Sierra norte Madrid ⛰️ (SNM)", "forward_hops": [ { "hop_number": 1, "from_node_id": 1471040080, "to_node_id": 1129719940, "from_node_name": "Meshtastic 4a50 (4a50)", "to_node_name": "Sierra norte Madrid ⛰️ (SNM)", "snr": -11.25, "direction": "forward", "is_target_hop": false, "distance_meters": 28754.63087705918, "from_location_timestamp": 1751144740.3148088, "to_location_timestamp": 1751138561.5377734, "from_location_age_warning": "from 0.5h ago", "to_location_age_warning": "from 2.2h ago" } ], "return_hops": [], "total_forward_distance": 28754.63087705918, "total_return_distance": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!7c5ac498", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1471040080, "to": 1262059047, "id": 1126121633, "rx_time": 1751146426, "rx_snr": -18.5, "rx_rssi": -125, "hop_limit": 3, "hop_start": 4, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0484285643120ad3ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 1129719940 ], "snr_towards": [ -45 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (18 bytes)
0a0484285643120ad3ffffffffffffffff01
Hex Analysis:
Size:18 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
Meshtastic c498📡🌐 (C498) Primary 0.000s
Reference 		-125.0 dBm -18.50 dB 1 LongFast 2025-06-28 21:33:47 Current
Wake Up, Neo...📡 (NEO) -0.074s
Before 		-97.0 dBm -3.50 dB 1 LongFast 2025-06-28 21:33:47 View
Perseo 🗼 (nvm1) -0.015s
Before 		-113.0 dBm -16.25 dB 1 LongFast 2025-06-28 21:33:47 View
[TLGO] Base 📡🌐 (TLG0) +0.035s
After 		-112.0 dBm -6.75 dB 1 LongFast 2025-06-28 21:33:47 View
GRN1-Base📡🌐 (GRN1) +0.048s
After 		-107.0 dBm -7.50 dB 1 LongFast 2025-06-28 21:33:47 View
pipeline (pipe) +0.176s
After 		-119.0 dBm -7.25 dB 1 LongFast 2025-06-28 21:33:47 View
Venturada base🗼🌐 (Vb) +0.228s
After 		-97.0 dBm 5.00 dB 1 LongFast 2025-06-28 21:33:47 View
Villalbilla02 (VBV2) +0.347s
After 		-122.0 dBm -14.50 dB 1 LongFast 2025-06-28 21:33:47 View
Quixote_BBS_5🗼🌐 (QXT5) +2.638s
After 		-105.0 dBm -4.75 dB 2 LongFast 2025-06-28 21:33:49 View
SkG@Home 🗼🌐 (SkGH) +2.869s
After 		-121.0 dBm -16.50 dB 2 LongFast 2025-06-28 21:33:50 View
Mec Rocket Meco (MRM) +3.211s
After 		-125.0 dBm -20.25 dB 2 LongFast 2025-06-28 21:33:50 View
Vito 📟📡 (VTO) +3.244s
After 		-110.0 dBm -5.25 dB 3 LongFast 2025-06-28 21:33:50 View
Aldinra_1640_🗼🌐 (AldB) +167.019s
After 		-124.0 dBm -16.00 dB 2 LongFast 2025-06-28 21:36:34 View
Torrejon de ardoz Node (5b30) +504.159s
After 		-125.0 dBm -15.75 dB 2 LongFast 2025-06-28 21:42:11 View
Torrejon de ardoz Node (5b30) +520.181s
After 		-125.0 dBm -15.75 dB 2 LongFast 2025-06-28 21:42:27 View
15

Total Receptions

14

Unique Gateways