Packet #1090431 Success

TRACEROUTE_APP packet from Meshtastic 8810 (NtSq) to Bryn Mawr Base (BRYN)

1
Total Receptions
1
Unique Gateways
0
Hop Count
23
Payload Bytes
Packet Information
Database ID: 1090431
Mesh Packet ID: 0xa3939df3
Used for correlation across gateways
Timestamp: 2026-05-31 06:53:03 UTC
From Node: Meshtastic 8810 (NtSq)
To Node: Bryn Mawr Base (BRYN)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Meshtastic 8810 (NtSq)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/0 hops
Start: 0, Limit: 0
Relay Node: 10 NtSq
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: 23 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: Bryn Mawr Base (BRYN) → Meshtastic 8810 (NtSq)
Hop Count: 1 hops
Status: Incomplete - Final destination not reached
SNR Towards: 0.0 dB -3.5 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 Meshtastic 8810 (NtSq) Bryn Mawr Base (BRYN) 7.87 km 0.0 dB Origin Hops
2 Bryn Mawr Base (BRYN) Meshtastic 8810 (NtSq) 7.87 km -3.5 dB Relay Hops
Traceroute incomplete - Final destination not reached
Total Forward Distance
15.75 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:23 bytes
Gateway:!b2a78810
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:Unknown / Unknown
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 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 !b2a78810
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (23 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2997323792
Source node ID 		uint32
to 382653768
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 23 bytes size
hop_limit Not set uint32
hop_start Not set uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1780210372
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 70
Packet priority level 		enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop 72
Next hop node ID 		uint32
relay_node 16
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1780210383.3403723
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)
  • ✓ 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
Gateway ID: !b2a78810
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:23 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 382653768, 2997323792 ], "snr_towards": [ 0.0, -3.5 ], "route_back": [], "snr_back": [], "route_node_names": { "382653768": "Bryn Mawr Base (BRYN)", "2997323792": "Meshtastic 8810 (NtSq)" }, "traceroute_packet": { "packet_data": { "id": 1090431, "timestamp": 1780210383.3403723, "from_node_id": 2997323792, "to_node_id": 382653768, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!b2a78810", "channel_id": "LongFast", "mesh_packet_id": 2744360435, "rssi": 0, "snr": 0.0, "hop_limit": 0, "hop_start": 0, "payload_length": 23, "processed_successfully": 1, "raw_payload": "0a0848d5ce161088a7b2120b00f2ffffffffffffffff01", "via_mqtt": 0, "want_ack": 0, "priority": 70, "delayed": 0, "channel_index": null, "rx_time": 1780210372, "pki_encrypted": 0, "next_hop": 72, "relay_node": 16, "tx_after": 0, "timestamp_str": "2026-05-31 06:53:03 UTC", "hop_count": 0, "has_payload": true, "success": 1, "from_node_name": "Meshtastic 8810 (NtSq)", "to_node_name": "Bryn Mawr Base (BRYN)", "relay_hex": "10", "relay_candidates": [ { "node_id": 2997323792, "node_name": "Meshtastic 8810", "hex_id": "!b2a78810", "short_name": "NtSq", "last_byte": "10" } ], "gateway_name": "Meshtastic 8810 (NtSq)", "gateway_location": { "node_id": 2997323792, "latitude": 39.9872, "longitude": -75.4003968, "altitude": 125, "timestamp": 1780256144.339333, "timestamp_str": "2026-05-31 19:35:44", "display_name": "Meshtastic 8810", "long_name": "Meshtastic 8810", "short_name": "NtSq", "hw_model": "HELTEC_V4" } }, "resolve_names": true, "packet_id": 1090431, "from_node_id": 2997323792, "to_node_id": 382653768, "timestamp": 1780210383.3403723, "gateway_id": "!b2a78810", "raw_payload": "0a0848d5ce161088a7b2120b00f2ffffffffffffffff01", "hop_limit": 0, "hop_start": 0, "from_node_name": "Meshtastic 8810 (NtSq)", "to_node_name": "Bryn Mawr Base (BRYN)", "route_data": { "route_nodes": [ 382653768, 2997323792 ], "snr_towards": [ 0.0, -3.5 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 2997323792, 382653768, 2997323792 ], "node_names": [ "Meshtastic 8810 (NtSq)", "Bryn Mawr Base (BRYN)", "Meshtastic 8810 (NtSq)" ], "snr_values": [ 0.0, -3.5 ], "hops": [ { "hop_number": 1, "from_node_id": 2997323792, "to_node_id": 382653768, "from_node_name": "Meshtastic 8810 (NtSq)", "to_node_name": "Bryn Mawr Base (BRYN)", "snr": 0.0, "direction": "forward", "is_target_hop": false, "distance_meters": 7872.869584569665, "from_location_timestamp": 1780162809.4951897, "to_location_timestamp": 1780158932.84622, "from_location_age_warning": "from 13.2h ago", "to_location_age_warning": "from 14.3h ago" }, { "hop_number": 2, "from_node_id": 382653768, "to_node_id": 2997323792, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Meshtastic 8810 (NtSq)", "snr": -3.5, "direction": "forward", "is_target_hop": false, "distance_meters": 7872.869584569665, "from_location_timestamp": 1780158932.84622, "to_location_timestamp": 1780162809.4951897, "from_location_age_warning": "from 14.3h ago", "to_location_age_warning": "from 13.2h ago" } ], "is_complete": false, "total_hops": 2 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 2997323792, 382653768 ], "node_names": [ "Meshtastic 8810 (NtSq)", "Bryn Mawr Base (BRYN)" ], "snr_values": [ 0.0, -3.5 ], "hops": [ { "hop_number": 1, "from_node_id": 2997323792, "to_node_id": 382653768, "from_node_name": "Meshtastic 8810 (NtSq)", "to_node_name": "Bryn Mawr Base (BRYN)", "snr": 0.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 7872.869584569665, "from_location_timestamp": 1780162809.4951897, "to_location_timestamp": 1780158932.84622, "from_location_age_warning": "from 13.2h ago", "to_location_age_warning": "from 14.3h ago" }, { "hop_number": 2, "from_node_id": 382653768, "to_node_id": 2997323792, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Meshtastic 8810 (NtSq)", "snr": -3.5, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 7872.869584569665, "from_location_timestamp": 1780158932.84622, "to_location_timestamp": 1780162809.4951897, "from_location_age_warning": "from 14.3h ago", "to_location_age_warning": "from 13.2h ago" } ], "is_complete": false, "total_hops": 2 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "Meshtastic 8810 (NtSq) → Bryn Mawr Base (BRYN) → Meshtastic 8810 (NtSq)", "return_path_display": null, "actual_rf_path_display": "Meshtastic 8810 (NtSq) → Bryn Mawr Base (BRYN)", "forward_hops": [ { "hop_number": 1, "from_node_id": 2997323792, "to_node_id": 382653768, "from_node_name": "Meshtastic 8810 (NtSq)", "to_node_name": "Bryn Mawr Base (BRYN)", "snr": 0.0, "direction": "forward", "is_target_hop": false, "distance_meters": 7872.869584569665, "from_location_timestamp": 1780162809.4951897, "to_location_timestamp": 1780158932.84622, "from_location_age_warning": "from 13.2h ago", "to_location_age_warning": "from 14.3h ago" }, { "hop_number": 2, "from_node_id": 382653768, "to_node_id": 2997323792, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Meshtastic 8810 (NtSq)", "snr": -3.5, "direction": "forward", "is_target_hop": false, "distance_meters": 7872.869584569665, "from_location_timestamp": 1780158932.84622, "to_location_timestamp": 1780162809.4951897, "from_location_age_warning": "from 14.3h ago", "to_location_age_warning": "from 13.2h ago" } ], "return_hops": [], "total_forward_distance": 15745.73916913933, "total_return_distance": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!b2a78810", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2997323792, "to": 382653768, "id": 2744360435, "rx_time": 1780210372, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 0, "hop_start": 0, "via_mqtt": 0, "want_ack": 0, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 72, "relay_node": 16, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0848d5ce161088a7b2120b00f2ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 382653768, 2997323792 ], "snr_towards": [ 0, -14 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (23 bytes)
0a0848d5ce161088a7b2120b00f2ffffffffffffffff01
Hex Analysis:
Size:23 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
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
Meshtastic 8810 (NtSq) Primary 0.000s
Reference 		Unknown Unknown 0 10 NtSq LongFast 2026-05-31 06:53:03 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways