Packet #279815 Success

TRACEROUTE_APP packet from Bryn Mawr Base (BRYN) to Hazelwood Base (HBSE)

2
Total Receptions
1
Unique Gateways
0
Hop Count
38
Payload Bytes
Packet Information
Database ID: 279815
Mesh Packet ID: 0xd8154519
Used for correlation across gateways
Timestamp: 2026-04-10 16:44:14 UTC
From Node: Bryn Mawr Base (BRYN)
To Node: Hazelwood Base (HBSE)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Bryn Mawr Base (BRYN)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/5 hops
Start: 5, Limit: 5
Relay Node: 48 BRYN
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: TRACEROUTE_APP
Size: 38 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: Hazelwood Treebeard (HWTb) → AEM eee8 (AEM) → 2N3055 🚲 (2N~1)
Hop Count: 2 hops
Status: Complete
SNR Towards: 7.0 dB -21.75 dB -11.0 dB 5.75 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 Bryn Mawr Base (BRYN) Hazelwood Treebeard (HWTb) 2.73 km 7.0 dB Origin Hops
2 Hazelwood Treebeard (HWTb) AEM eee8 (AEM) 2.50 km -21.75 dB Relay Hops
3 AEM eee8 (AEM) 2N3055 🚲 (2N~1) Unknown -11.0 dB Destination Hops
Total Forward Distance
5.23 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
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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:38 bytes
Gateway:!16ced548
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:Unknown / 5
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 3 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !16ced548
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (38 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 382653768
Source node ID 		uint32
to 1129901556
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 38 bytes size
hop_limit 5
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1775839446
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack True
Acknowledgment requested 		bool
priority 70
Packet priority level 		enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop 244
Next hop node ID 		uint32
relay_node 72
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1775839454.4738586
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Want ack: True
Gateway ID: !16ced548
Zero Hop Policy: Enabled
Direct gateway connection
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:38 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 440449685, 2377510632, 2997321012 ], "snr_towards": [ 7.0, -21.75, -11.0, 5.75 ], "route_back": [], "snr_back": [], "route_node_names": { "2377510632": "AEM eee8 (AEM)", "382653768": "Bryn Mawr Base (BRYN)", "1129901556": "Hazelwood Base (HBSE)", "2997321012": "2N3055 🚲 (2N~1)", "440449685": "Hazelwood Treebeard (HWTb)" }, "traceroute_packet": { "packet_data": { "id": 279815, "timestamp": 1775839454.4738586, "from_node_id": 382653768, "to_node_id": 1129901556, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!16ced548", "channel_id": "LongFast", "mesh_packet_id": 3625272601, "rssi": 0, "snr": 0.0, "hop_limit": 5, "hop_start": 5, "payload_length": 38, "processed_successfully": 1, "raw_payload": "0a0c95ba401ae8eeb58d347da7b212161ca9ffffffffffffffff01d4ffffffffffffffff0117", "via_mqtt": 0, "want_ack": 1, "priority": 70, "delayed": 0, "channel_index": null, "rx_time": 1775839446, "pki_encrypted": 0, "next_hop": 244, "relay_node": 72, "tx_after": 0, "timestamp_str": "2026-04-10 16:44:14 UTC", "hop_count": 0, "has_payload": true, "success": 1, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Hazelwood Base (HBSE)", "relay_hex": "48", "relay_candidates": [ { "node_id": 382653768, "node_name": "Bryn Mawr Base", "hex_id": "!16ced548", "short_name": "BRYN", "last_byte": "48" } ], "gateway_name": "Bryn Mawr Base (BRYN)", "gateway_location": { "node_id": 382653768, "latitude": 40.0228352, "longitude": -75.3205248, "altitude": 130, "timestamp": 1775754584.368795, "timestamp_str": "2026-04-09 17:09:44", "display_name": "Bryn Mawr Base", "long_name": "Bryn Mawr Base", "short_name": "BRYN", "hw_model": "STATION_G2" } }, "resolve_names": true, "packet_id": 279815, "from_node_id": 382653768, "to_node_id": 1129901556, "timestamp": 1775839454.4738586, "gateway_id": "!16ced548", "raw_payload": "0a0c95ba401ae8eeb58d347da7b212161ca9ffffffffffffffff01d4ffffffffffffffff0117", "hop_limit": 5, "hop_start": 5, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Hazelwood Base (HBSE)", "route_data": { "route_nodes": [ 440449685, 2377510632, 2997321012 ], "snr_towards": [ 7.0, -21.75, -11.0, 5.75 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 382653768, 440449685, 2377510632, 2997321012 ], "node_names": [ "Bryn Mawr Base (BRYN)", "Hazelwood Treebeard (HWTb)", "AEM eee8 (AEM)", "2N3055 🚲 (2N~1)" ], "snr_values": [ 7.0, -21.75, -11.0, 5.75 ], "hops": [ { "hop_number": 1, "from_node_id": 382653768, "to_node_id": 440449685, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Hazelwood Treebeard (HWTb)", "snr": 7.0, "direction": "forward", "is_target_hop": false, "distance_meters": 2733.9148280970016, "from_location_timestamp": 1775754584.368795, "to_location_timestamp": 1775690210.2111332, "from_location_age_warning": "from 23.6h ago", "to_location_age_warning": "from 1.7d ago" }, { "hop_number": 2, "from_node_id": 440449685, "to_node_id": 2377510632, "from_node_name": "Hazelwood Treebeard (HWTb)", "to_node_name": "AEM eee8 (AEM)", "snr": -21.75, "direction": "forward", "is_target_hop": false, "distance_meters": 2495.8392071672747, "from_location_timestamp": 1775690210.2111332, "to_location_timestamp": 1775830722.7748232, "from_location_age_warning": "from 1.7d ago", "to_location_age_warning": "from 2.4h ago" }, { "hop_number": 3, "from_node_id": 2377510632, "to_node_id": 2997321012, "from_node_name": "AEM eee8 (AEM)", "to_node_name": "2N3055 🚲 (2N~1)", "snr": -11.0, "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": 3 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 1129901556, 440449685, 2377510632, 2997321012, 382653768 ], "node_names": [ "Hazelwood Base (HBSE)", "Hazelwood Treebeard (HWTb)", "AEM eee8 (AEM)", "2N3055 🚲 (2N~1)", "Bryn Mawr Base (BRYN)" ], "snr_values": [ 7.0, -21.75, -11.0, 5.75 ], "hops": [ { "hop_number": 1, "from_node_id": 1129901556, "to_node_id": 440449685, "from_node_name": "Hazelwood Base (HBSE)", "to_node_name": "Hazelwood Treebeard (HWTb)", "snr": 7.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 527.0778349065612, "from_location_timestamp": 1775828843.0235243, "to_location_timestamp": 1775690210.2111332, "from_location_age_warning": "from 2.9h ago", "to_location_age_warning": "from 1.7d ago" }, { "hop_number": 2, "from_node_id": 440449685, "to_node_id": 2377510632, "from_node_name": "Hazelwood Treebeard (HWTb)", "to_node_name": "AEM eee8 (AEM)", "snr": -21.75, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 2495.8392071672747, "from_location_timestamp": 1775690210.2111332, "to_location_timestamp": 1775830722.7748232, "from_location_age_warning": "from 1.7d ago", "to_location_age_warning": "from 2.4h ago" }, { "hop_number": 3, "from_node_id": 2377510632, "to_node_id": 2997321012, "from_node_name": "AEM eee8 (AEM)", "to_node_name": "2N3055 🚲 (2N~1)", "snr": -11.0, "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": 4, "from_node_id": 2997321012, "to_node_id": 382653768, "from_node_name": "2N3055 🚲 (2N~1)", "to_node_name": "Bryn Mawr Base (BRYN)", "snr": 5.75, "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" } ], "is_complete": true, "total_hops": 4 } }, "has_return_path": false, "is_complete": true, "forward_path_display": "Bryn Mawr Base (BRYN) → Hazelwood Treebeard (HWTb) → AEM eee8 (AEM) → 2N3055 🚲 (2N~1)", "return_path_display": null, "actual_rf_path_display": "Hazelwood Base (HBSE) → Hazelwood Treebeard (HWTb) → AEM eee8 (AEM) → 2N3055 🚲 (2N~1) → Bryn Mawr Base (BRYN)", "forward_hops": [ { "hop_number": 1, "from_node_id": 382653768, "to_node_id": 440449685, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Hazelwood Treebeard (HWTb)", "snr": 7.0, "direction": "forward", "is_target_hop": false, "distance_meters": 2733.9148280970016, "from_location_timestamp": 1775754584.368795, "to_location_timestamp": 1775690210.2111332, "from_location_age_warning": "from 23.6h ago", "to_location_age_warning": "from 1.7d ago" }, { "hop_number": 2, "from_node_id": 440449685, "to_node_id": 2377510632, "from_node_name": "Hazelwood Treebeard (HWTb)", "to_node_name": "AEM eee8 (AEM)", "snr": -21.75, "direction": "forward", "is_target_hop": false, "distance_meters": 2495.8392071672747, "from_location_timestamp": 1775690210.2111332, "to_location_timestamp": 1775830722.7748232, "from_location_age_warning": "from 1.7d ago", "to_location_age_warning": "from 2.4h ago" }, { "hop_number": 3, "from_node_id": 2377510632, "to_node_id": 2997321012, "from_node_name": "AEM eee8 (AEM)", "to_node_name": "2N3055 🚲 (2N~1)", "snr": -11.0, "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": [], "total_forward_distance": 5229.754035264276, "total_return_distance": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!16ced548", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 382653768, "to": 1129901556, "id": 3625272601, "rx_time": 1775839446, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 5, "hop_start": 5, "via_mqtt": 0, "want_ack": 1, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 244, "relay_node": 72, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0c95ba401ae8eeb58d347da7b212161ca9ffffffffffffffff01d4ffffffffffffffff0117", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 440449685, 2377510632, 2997321012 ], "snr_towards": [ 28, -87, -44, 23 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (38 bytes)
0a0c95ba401ae8eeb58d347da7b212161ca9ffffffffffffffff01d4ffffffffffffffff0117
Hex Analysis:
Size:38 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 Relay Channel Timestamp Actions
Bryn Mawr Base (BRYN) Primary 0.000s
Reference 		Unknown Unknown 0 48 BRYN LongFast 2026-04-10 16:44:14 UTC Current
Bryn Mawr Base (BRYN) -7.721s
Before 		Unknown Unknown 0 48 BRYN LongFast 2026-04-10 16:44:06 UTC View
2

Total Receptions

1

Unique Gateways