Packet #18368377 Success

TRACEROUTE_APP packet from Mammolog_base3 (MmB3) to ZAO Hills 1730 (1730)

2
Total Receptions
2
Unique Gateways
2
Hop Count
93
Payload Bytes
Packet Information
Database ID: 18368377
Mesh Packet ID: 0xc1fb98e2
Used for correlation across gateways
Timestamp: 2026-06-09 19:35:47 UTC
From Node: Mammolog_base3 (MmB3)
To Node: ZAO Hills 1730 (1730)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: SYSXX YGW8 (SXY8)
Channel: MediumFast
RSSI: -102 dBm
SNR: -10.25 dBm
Hop Info: 2/5 hops
Start: 5, Limit: 3
Payload Data
Protocol: TRACEROUTE_APP
Size: 93 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: H4HY-SZAO (h4hy) → COVOX BASE 📡 (CVX) → Aster-01 (AST1)
Hop Count: 2 hops
Status: Forward complete, Return in progress
SNR Towards: -4.0 dB -4.25 dB -1.25 dB -6.0 dB
Return Path: Aster-01 (AST1) → INET → SYSXX YGW8 (SXY8)
SNR Back: 4.5 dB -8.0 dB -10.25 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 ZAO Hills 1730 (1730) H4HY-SZAO (h4hy) Unknown -4.0 dB Origin Hops
2 H4HY-SZAO (h4hy) COVOX BASE 📡 (CVX) 6.56 km -4.25 dB Relay Hops
3 COVOX BASE 📡 (CVX) Aster-01 (AST1) Unknown -1.25 dB Relay Hops
4 Aster-01 (AST1) Mammolog_base3 (MmB3) Unknown -6.0 dB Destination Hops
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Mammolog_base3 (MmB3) Aster-01 (AST1) Unknown 4.5 dB Return Start Hops
2 Aster-01 (AST1) INET Unknown -8.0 dB Return Relay Hops
3 INET SYSXX YGW8 (SXY8) 0 m -10.25 dB Return End Hops
Total Forward Distance
6.56 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:93 bytes
Gateway:!efffff02
Channel:MediumFast
Payload Type:TRACEROUTE_APP
Hop Count:2 / 5
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 (2 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !efffff02
Node ID format
channel_id MediumFast
packet MeshPacket (93 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3436820713
Source node ID 		uint32
to 3077838640
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 93 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 2
Calculated: hop_start - hop_limit 		derived
rx_rssi -102.0 dBm
Signal strength at gateway 		int32
rx_snr -10.25 dB
Signal quality at gateway 		float
rx_time 1781022947
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 160
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1781022947.2199824
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 (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Want ack: True
Gateway ID: !efffff02
Signal Metrics: RSSI: -102.0 dBm
SNR: -10.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:93 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 48931872, 80065568, 319414260 ], "snr_towards": [ -4.0, -4.25, -1.25, -6.0 ], "route_back": [ 319414260, 1770363040, 4026531586 ], "snr_back": [ 4.5, -8.0, -10.25 ], "route_node_names": { "48931872": "H4HY-SZAO (h4hy)", "80065568": "COVOX BASE 📡 (CVX)", "4026531586": "SYSXX YGW8 (SXY8)", "1770363040": "INET", "3436820713": "Mammolog_base3 (MmB3)", "3077838640": "ZAO Hills 1730 (1730)", "319414260": "Aster-01 (AST1)" }, "traceroute_packet": { "packet_data": { "id": 18368377, "timestamp": 1781022947.2199824, "from_node_id": 3436820713, "to_node_id": 3077838640, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!efffff02", "channel_id": "MediumFast", "mesh_packet_id": 3254491362, "rssi": -102, "snr": -10.25, "hop_limit": 3, "hop_start": 5, "payload_length": 93, "processed_successfully": 1, "raw_payload": "0a0c20a4ea0220b4c504f4df09131228f0ffffffffffffffff01efffffffffffffffff01fbffffffffffffffff01e8ffffffffffffffff011a0cf4df0913a098856902ffffef221512e0ffffffffffffffff01d7ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1781022947, "pki_encrypted": 0, "next_hop": 0, "relay_node": 160, "tx_after": 0, "timestamp_str": "2026-06-09 19:35:47", "hop_count": 2, "has_payload": true, "success": 1, "from_node_name": "Mammolog_base3 (MmB3)", "to_node_name": "ZAO Hills 1730 (1730)", "gateway_name": "SYSXX YGW8 (SXY8)", "gateway_location": { "node_id": 4026531586, "latitude": 55.78155, "longitude": 37.48584, "altitude": 18, "timestamp": 1781066673.9245348, "timestamp_str": "2026-06-10 07:44:33", "display_name": "SYSXX YGW8", "long_name": "SYSXX YGW8", "short_name": "SXY8", "hw_model": "HELTEC_V4" } }, "resolve_names": true, "packet_id": 18368377, "from_node_id": 3436820713, "to_node_id": 3077838640, "timestamp": 1781022947.2199824, "gateway_id": "!efffff02", "raw_payload": "0a0c20a4ea0220b4c504f4df09131228f0ffffffffffffffff01efffffffffffffffff01fbffffffffffffffff01e8ffffffffffffffff011a0cf4df0913a098856902ffffef221512e0ffffffffffffffff01d7ffffffffffffffff01", "hop_limit": 3, "hop_start": 5, "from_node_name": "Mammolog_base3 (MmB3)", "to_node_name": "ZAO Hills 1730 (1730)", "route_data": { "route_nodes": [ 48931872, 80065568, 319414260 ], "snr_towards": [ -4.0, -4.25, -1.25, -6.0 ], "route_back": [ 319414260, 1770363040, 4026531586 ], "snr_back": [ 4.5, -8.0, -10.25 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 3077838640, 48931872, 80065568, 319414260, 3436820713 ], "node_names": [ "ZAO Hills 1730 (1730)", "H4HY-SZAO (h4hy)", "COVOX BASE 📡 (CVX)", "Aster-01 (AST1)", "Mammolog_base3 (MmB3)" ], "snr_values": [ -4.0, -4.25, -1.25, -6.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3077838640, "to_node_id": 48931872, "from_node_name": "ZAO Hills 1730 (1730)", "to_node_name": "H4HY-SZAO (h4hy)", "snr": -4.0, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 48931872, "to_node_id": 80065568, "from_node_name": "H4HY-SZAO (h4hy)", "to_node_name": "COVOX BASE 📡 (CVX)", "snr": -4.25, "direction": "forward", "is_target_hop": false, "distance_meters": 6560.747770393745, "from_location_timestamp": 1781001700.879815, "to_location_timestamp": 1781022598.563673, "from_location_age_warning": "from 5.9h ago", "to_location_age_warning": "from 0.1h ago" }, { "hop_number": 3, "from_node_id": 80065568, "to_node_id": 319414260, "from_node_name": "COVOX BASE 📡 (CVX)", "to_node_name": "Aster-01 (AST1)", "snr": -1.25, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 4, "from_node_id": 319414260, "to_node_id": 3436820713, "from_node_name": "Aster-01 (AST1)", "to_node_name": "Mammolog_base3 (MmB3)", "snr": -6.0, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "is_complete": false, "total_hops": 4 }, "return_path": { "path_type": "return", "node_ids": [ 3436820713, 319414260, 1770363040, 4026531586 ], "node_names": [ "Mammolog_base3 (MmB3)", "Aster-01 (AST1)", "INET", "SYSXX YGW8 (SXY8)" ], "snr_values": [ 4.5, -8.0, -10.25 ], "hops": [ { "hop_number": 1, "from_node_id": 3436820713, "to_node_id": 319414260, "from_node_name": "Mammolog_base3 (MmB3)", "to_node_name": "Aster-01 (AST1)", "snr": 4.5, "direction": "return", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 319414260, "to_node_id": 1770363040, "from_node_name": "Aster-01 (AST1)", "to_node_name": "INET", "snr": -8.0, "direction": "return", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 3, "from_node_id": 1770363040, "to_node_id": 4026531586, "from_node_name": "INET", "to_node_name": "SYSXX YGW8 (SXY8)", "snr": -10.25, "direction": "return", "is_target_hop": false, "distance_meters": 0.0, "from_location_timestamp": 1781022876.771939, "to_location_timestamp": 1781022601.8233576, "from_location_age_warning": "from 0.0h ago", "to_location_age_warning": "from 0.1h ago" } ], "is_complete": false, "total_hops": 3 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 3077838640, 48931872, 80065568, 319414260, 3436820713, 1770363040, 4026531586 ], "node_names": [ "ZAO Hills 1730 (1730)", "H4HY-SZAO (h4hy)", "COVOX BASE 📡 (CVX)", "Aster-01 (AST1)", "Mammolog_base3 (MmB3)", "INET", "SYSXX YGW8 (SXY8)" ], "snr_values": [ -4.0, -4.25, -1.25, -6.0, 4.5, -8.0, -10.25 ], "hops": [ { "hop_number": 1, "from_node_id": 3077838640, "to_node_id": 48931872, "from_node_name": "ZAO Hills 1730 (1730)", "to_node_name": "H4HY-SZAO (h4hy)", "snr": -4.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 48931872, "to_node_id": 80065568, "from_node_name": "H4HY-SZAO (h4hy)", "to_node_name": "COVOX BASE 📡 (CVX)", "snr": -4.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 6560.747770393745, "from_location_timestamp": 1781001700.879815, "to_location_timestamp": 1781022598.563673, "from_location_age_warning": "from 5.9h ago", "to_location_age_warning": "from 0.1h ago" }, { "hop_number": 3, "from_node_id": 80065568, "to_node_id": 319414260, "from_node_name": "COVOX BASE 📡 (CVX)", "to_node_name": "Aster-01 (AST1)", "snr": -1.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 4, "from_node_id": 319414260, "to_node_id": 3436820713, "from_node_name": "Aster-01 (AST1)", "to_node_name": "Mammolog_base3 (MmB3)", "snr": -6.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 5, "from_node_id": 3436820713, "to_node_id": 319414260, "from_node_name": "Mammolog_base3 (MmB3)", "to_node_name": "Aster-01 (AST1)", "snr": 4.5, "direction": "return_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 6, "from_node_id": 319414260, "to_node_id": 1770363040, "from_node_name": "Aster-01 (AST1)", "to_node_name": "INET", "snr": -8.0, "direction": "return_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 7, "from_node_id": 1770363040, "to_node_id": 4026531586, "from_node_name": "INET", "to_node_name": "SYSXX YGW8 (SXY8)", "snr": -10.25, "direction": "return_rf", "is_target_hop": false, "distance_meters": 0.0, "from_location_timestamp": 1781022876.771939, "to_location_timestamp": 1781022601.8233576, "from_location_age_warning": "from 0.0h ago", "to_location_age_warning": "from 0.1h ago" } ], "is_complete": false, "total_hops": 7 } }, "has_return_path": true, "is_complete": true, "forward_path_display": "ZAO Hills 1730 (1730) → H4HY-SZAO (h4hy) → COVOX BASE 📡 (CVX) → Aster-01 (AST1) → Mammolog_base3 (MmB3)", "return_path_display": "Mammolog_base3 (MmB3) → Aster-01 (AST1) → INET → SYSXX YGW8 (SXY8)", "actual_rf_path_display": "ZAO Hills 1730 (1730) → H4HY-SZAO (h4hy) → COVOX BASE 📡 (CVX) → Aster-01 (AST1) → Mammolog_base3 (MmB3) → INET → SYSXX YGW8 (SXY8)", "forward_hops": [ { "hop_number": 1, "from_node_id": 3077838640, "to_node_id": 48931872, "from_node_name": "ZAO Hills 1730 (1730)", "to_node_name": "H4HY-SZAO (h4hy)", "snr": -4.0, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 48931872, "to_node_id": 80065568, "from_node_name": "H4HY-SZAO (h4hy)", "to_node_name": "COVOX BASE 📡 (CVX)", "snr": -4.25, "direction": "forward", "is_target_hop": false, "distance_meters": 6560.747770393745, "from_location_timestamp": 1781001700.879815, "to_location_timestamp": 1781022598.563673, "from_location_age_warning": "from 5.9h ago", "to_location_age_warning": "from 0.1h ago" }, { "hop_number": 3, "from_node_id": 80065568, "to_node_id": 319414260, "from_node_name": "COVOX BASE 📡 (CVX)", "to_node_name": "Aster-01 (AST1)", "snr": -1.25, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 4, "from_node_id": 319414260, "to_node_id": 3436820713, "from_node_name": "Aster-01 (AST1)", "to_node_name": "Mammolog_base3 (MmB3)", "snr": -6.0, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 3436820713, "to_node_id": 319414260, "from_node_name": "Mammolog_base3 (MmB3)", "to_node_name": "Aster-01 (AST1)", "snr": 4.5, "direction": "return", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 319414260, "to_node_id": 1770363040, "from_node_name": "Aster-01 (AST1)", "to_node_name": "INET", "snr": -8.0, "direction": "return", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 3, "from_node_id": 1770363040, "to_node_id": 4026531586, "from_node_name": "INET", "to_node_name": "SYSXX YGW8 (SXY8)", "snr": -10.25, "direction": "return", "is_target_hop": false, "distance_meters": 0.0, "from_location_timestamp": 1781022876.771939, "to_location_timestamp": 1781022601.8233576, "from_location_age_warning": "from 0.0h ago", "to_location_age_warning": "from 0.1h ago" } ], "total_forward_distance": 6560.747770393745, "total_return_distance": 0.0 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!efffff02", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3436820713, "to": 3077838640, "id": 3254491362, "rx_time": 1781022947, "rx_snr": -10.25, "rx_rssi": -102, "hop_limit": 3, "hop_start": 5, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 160, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0c20a4ea0220b4c504f4df09131228f0ffffffffffffffff01efffffffffffffffff01fbffffffffffffffff01e8ffffffffffffffff011a0cf4df0913a098856902ffffef221512e0ffffffffffffffff01d7ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 48931872, 80065568, 319414260 ], "snr_towards": [ -16, -17, -5, -24 ], "route_back": [ 319414260, 1770363040, 4026531586 ], "snr_back": [ 18, -32, -41 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (93 bytes)
0a0c20a4ea0220b4c504f4df09131228f0ffffffffffffffff01efffffffffffffffff01fbffffffffffffffff01e8ffffffffffffffff011a0cf4df0913a098856902ffffef221512e0ffffffffffffffff01d7ffffffffffffffff01
Hex Analysis:
Size:93 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
SYSXX YGW8 (SXY8) Primary 0.000s
Reference 		-102.0 dBm -10.25 dB 2 MediumFast 2026-06-09 19:35:47 Current
Aster-02 (AST2) -8.663s
Before 		-62.0 dBm 9.25 dB 0 MediumFast 2026-06-09 19:35:38 View
2

Total Receptions

2

Unique Gateways